In this comprehensive guide, we compare Nuclia and Protecto across various parameters including features, pricing, performance, and customer support to help you make the best decision for your business needs.
Overview
When choosing between Nuclia and Protecto, understanding their unique strengths and architectural differences is crucial for making an informed decision. Both platforms serve the RAG (Retrieval-Augmented Generation) space but cater to different use cases and organizational needs.
Quick Decision Guide
Choose Nuclia if: you value specialized for unstructured data
Choose Protecto if: you value industry-leading 99% accuracy retention
About Nuclia
Nuclia is ai search and rag-as-a-service for unstructured data. Nuclia is a RAG-as-a-Service platform that automatically indexes unstructured data from any source to deliver AI search, generative answers, and knowledge extraction with enterprise-grade security and multilingual support. Founded in 2019, headquartered in Barcelona, Spain, the platform has established itself as a reliable solution in the RAG space.
Overall Rating
81/100
Starting Price
$300/mo
About Protecto
Protecto is ai data guardrails & privacy protection for llms. Protecto is an AI-driven data privacy platform that secures sensitive data in LLM and RAG applications without compromising accuracy. It offers intelligent tokenization, PII/PHI masking, and compliance automation, achieving 99% accuracy retention while protecting privacy. Founded in 2021, headquartered in United States, the platform has established itself as a reliable solution in the RAG space.
Overall Rating
87/100
Starting Price
Custom
Key Differences at a Glance
In terms of user ratings, Protecto in overall satisfaction. From a cost perspective, Protecto offers more competitive entry pricing. The platforms also differ in their primary focus: RAG Platform versus Data Privacy. These differences make each platform better suited for specific use cases and organizational requirements.
⚠️ What This Comparison Covers
We'll analyze features, pricing, performance benchmarks, security compliance, integration capabilities, and real-world use cases to help you determine which platform best fits your organization's needs. All data is independently verified from official documentation and third-party review platforms.
Detailed Feature Comparison
Nuclia
Protecto
CustomGPTRECOMMENDED
Data Ingestion & Knowledge Sources
Indexes just about any unstructured data, in any language—PDF, Word, Excel, PowerPoint, web pages, you name it. [Nuclia Documentation]
Runs OCR on images and converts speech in audio / video to text, so everything becomes searchable. [Nuclia Website]
Lets you ingest data programmatically via REST API, Python / JS SDKs, a CLI, or a Sync Agent for nonstop updates. [Nuclia Docs]
The Sync Agent watches connected repos (cloud drives, sitemaps, etc.) and auto-indexes any changes.
Plugs straight into enterprise data stacks—think databases, data lakes, and SaaS platforms like Snowflake, Databricks, or Salesforce—using APIs.
Built for huge volumes: asynchronous APIs and queuing handle millions (even billions) of records with ease.
Focuses on scanning and flagging sensitive info (PII/PHI) across structured and unstructured data, not classic file uploads.
Lets you ingest more than 1,400 file formats—PDF, DOCX, TXT, Markdown, HTML, and many more—via simple drag-and-drop or API.
Crawls entire sites through sitemaps and URLs, automatically indexing public help-desk articles, FAQs, and docs.
Turns multimedia into text on the fly: YouTube videos, podcasts, and other media are auto-transcribed with built-in OCR and speech-to-text.
View Transcription Guide
Connects to Google Drive, SharePoint, Notion, Confluence, HubSpot, and more through API connectors or Zapier.
See Zapier Connectors
Supports both manual uploads and auto-sync retraining, so your knowledge base always stays up to date.
Integrations & Channels
No-code widget generator lets you drop a search or Q&A panel onto your site in minutes. [Nuclia No-Code]
No one-click Slack or Teams bots out of the box, but the REST API / SDKs make custom bots easy.
Works with n8n and Zapier, so you can hook Nuclia into thousands of other services. [n8n Integration]
API-first philosophy means you can embed Nuclia search or Q&A into any channel you like.
No end-user chat widgets here—Protecto slots in as a security layer inside your AI app.
Acts as middleware: its APIs sanitize data before it ever hits an LLM, whether you’re running a web chatbot, mobile app, or enterprise search tool.
Integrates with data-flow heavyweights like Snowflake, Kafka, and Databricks to keep every AI data path clean and compliant.
Embeds easily—a lightweight script or iframe drops the chat widget into any website or mobile app.
Offers ready-made hooks for Slack, Zendesk, Confluence, YouTube, Sharepoint, 100+ more.
Explore API Integrations
Connects with 5,000+ apps via Zapier and webhooks to automate your workflows.
Supports secure deployments with domain allowlisting and a ChatGPT Plugin for private use cases.
Hosted CustomGPT.ai offers hosted MCP Server with support for Claude Web, Claude Desktop, Cursor, ChatGPT, Windsurf, Trae, etc.
Read more here.
Adjust chunk sizes, weighting, metadata filters—fine-tune retrieval to your needs.
Pass a custom prompt per query to set persona or style on the fly. [Nuclia Docs]
Use multiple Knowledge Boxes for isolated data, with tags for granular scopes.
Return structured output (JSON, etc.) or fine-tune private models when you need something very specific.
Fine-tune masking with custom regex rules and entity types as granular as you need.
Role-based access lets privileged users view unmasked data while others see safe tokens.
Update masking policies on the fly—no model retraining required—to keep up with new regs.
Lets you add, remove, or tweak content on the fly—automatic re-indexing keeps everything current.
Shapes agent behavior through system prompts and sample Q&A, ensuring a consistent voice and focus.
Learn How to Update Sources
Supports multiple agents per account, so different teams can have their own bots.
Balances hands-on control with smart defaults—no deep ML expertise required to get tailored behavior.
Pricing & Scalability
License + consumption model: pay the base, then add costs for indexing, queries, LLM calls. [Consumption Docs]
Granular controls mean light usage stays cheap, heavy usage scales automatically.
Free trial available; platform scales from tiny projects to huge multi-tenant setups.
On-prem or hybrid hosting gives large orgs total resource control.
Enterprise pricing tailored to data volume and throughput, with a free trial to test the waters.
Scales to millions or billions of records—cloud or on-prem—priced around volume and usage.
Ideal for large orgs with heavy data-protection needs; volume discounts and custom contracts keep costs sane.
Runs on straightforward subscriptions: Standard (~$99/mo), Premium (~$449/mo), and customizable Enterprise plans.
Gives generous limits—Standard covers up to 60 million words per bot, Premium up to 300 million—all at flat monthly rates.
View Pricing
Handles scaling for you: the managed cloud infra auto-scales with demand, keeping things fast and available.
Security & Privacy
Data lives in isolated Knowledge Boxes with disk encryption—never cross-trained between customers. [Privacy & Security]
Supports on-prem or private-cloud NucliaDB and local LLMs for strict residency. [On-Prem Option]
GDPR-compliant; no data is used to train global models unless you opt in.
Enterprise SSO and role-based access, with region pick (EU, etc.) for data zones.
Privacy-first: spots and masks sensitive data before any LLM sees it, meeting GDPR, HIPAA, and more.
End-to-end encryption, tight access controls, and audit logs lock down the pipeline.
Deploy wherever you need—public cloud, private cloud, or entirely on-prem—for full residency control.
Protects data in transit with SSL/TLS and at rest with 256-bit AES encryption.
Holds SOC 2 Type II certification and complies with GDPR, so your data stays isolated and private.
Security Certifications
Offers fine-grained access controls—RBAC, two-factor auth, and SSO integration—so only the right people get in.
Observability & Monitoring
Dashboard shows usage and token spend for indexing and queries.
Activity logs track who ingested or queried what—great for audits. [Management Docs]
Open APIs / CLI make it easy to send logs to Splunk, Elastic, or your favorite tool.
You control how Q&A events are logged when you build your own front end.
Audit logs and dashboards track every masking action and how many sensitive items were caught.
Hooks into SIEM and monitoring tools for real-time compliance and performance stats.
Reports RARI and other metrics, alerting you if something looks off.
Comes with a real-time analytics dashboard tracking query volumes, token usage, and indexing status.
Lets you export logs and metrics via API to plug into third-party monitoring or BI tools.
Analytics API
Provides detailed insights for troubleshooting and ongoing optimization.
Support & Ecosystem
Docs, Slack community, and Stack Overflow keep devs productive. [Community]
Open-source pieces like NucliaDB and nuclia-eval ensure transparency.
LangChain integration, HF presence, and many samples foster a healthy dev scene.
Enterprise customers get personalized support—especially for on-prem or hybrid installs.
High-touch enterprise support—dedicated managers and SLA-backed help for big deployments.
Rich docs, API guides, and whitepapers show best practices for secure AI pipelines.
Active in industry partnerships and thought leadership to keep the ecosystem strong.
Supplies rich docs, tutorials, cookbooks, and FAQs to get you started fast.
Developer Docs
Offers quick email and in-app chat support—Premium and Enterprise plans add dedicated managers and faster SLAs.
Enterprise Solutions
Benefits from an active user community plus integrations through Zapier and GitHub resources.
Additional Considerations
More than just search—Nuclia covers AI search, Q&A, classification, and multi-language out of the box.
Great for replacing or boosting enterprise search across text, audio, and video with RAG.
Open-source core reduces lock-in and lets you extend or self-host if desired.
Very flexible platform—powerful, but may need extra ML / DevOps effort for advanced setups.
Laser-focused on secure RAG—keeps sensitive data out of third-party LLMs while preserving context.
On-prem option is a big win for highly regulated sectors needing total isolation.
The proprietary RARI metric proves you can mask aggressively without wrecking model accuracy.
Slashes engineering overhead with an all-in-one RAG platform—no in-house ML team required.
Gets you to value quickly: launch a functional AI assistant in minutes.
Stays current with ongoing GPT and retrieval improvements, so you’re always on the latest tech.
Balances top-tier accuracy with ease of use, perfect for customer-facing or internal knowledge projects.
No- Code Interface & Usability
No-code dashboard walks you through: create Knowledge Box → upload data → tune search → embed widget. [No-Code Intro]
Advanced sliders (retrieval strategy, prompt tweaks) may feel technical for absolute beginners.
Defaults work fine out of the gate, but power users can dive into embeddings, chunking, and more.
For full custom UI / branding, build on the API and craft the front end yourself.
No drag-and-drop chatbot builder—Protecto provides a tech dashboard for privacy policy setup and monitoring.
UI targets IT and security teams, with forms and config panels rather than wizard-style chatbot tools.
Guided presets (e.g., HIPAA Mode) speed up onboarding for enterprises that need quick compliance.
Offers a wizard-style web dashboard so non-devs can upload content, brand the widget, and monitor performance.
Supports drag-and-drop uploads, visual theme editing, and in-browser chatbot testing.
User Experience Review
Uses role-based access so business users and devs can collaborate smoothly.
Competitive Positioning
Market position: API-first RAG platform with comprehensive multimodal indexing (text, audio, video, OCR) and model-agnostic architecture, balancing developer flexibility with no-code dashboard usability
Target customers: Development teams needing multimodal search across text/audio/video, organizations wanting model flexibility (OpenAI, Azure, PaLM, Cohere, Anthropic, Hugging Face), and companies requiring on-prem/hybrid deployment with open-source NucliaDB foundation
Key competitors: Deepset/Haystack, Vectara.ai, Azure AI Search, and custom RAG implementations using Pinecone/Weaviate
Competitive advantages: Comprehensive multimodal indexing (OCR for images, speech-to-text for audio/video), model-agnostic with "100% private generative AI" option, open-source NucliaDB for self-hosting and portability, Sync Agent for automated continuous indexing, n8n/Zapier integration for workflow automation, and GDPR compliance with isolated Knowledge Boxes never cross-training between customers
Pricing advantage: License + consumption model with granular control (base + indexing + queries + LLM calls); light usage stays cheap while scaling automatically; free trial available; best value for organizations wanting to control costs through usage optimization and on-prem deployment options
Use case fit: Ideal for enterprises with diverse content types requiring multimodal search (documents, audio, video), organizations prioritizing model flexibility without vendor lock-in, and companies needing hybrid/on-prem deployment with strict data residency requirements using open-source NucliaDB foundation
Market position: Enterprise data security middleware specializing in PII/PHI masking for AI applications, not a chatbot platform but a security layer protecting RAG systems
Target customers: Regulated industries (healthcare, finance, government) needing GDPR/HIPAA/PCI compliance, enterprises using third-party LLMs with sensitive data, and organizations requiring on-premises deployment with complete data isolation
Key competitors: Presidio (Microsoft), Private AI, Nightfall AI, and custom data masking implementations using traditional DLP tools
Competitive advantages: Context-preserving masking maintaining 99% RARI (vs. 70% vanilla masking), asynchronous APIs handling millions/billions of records at scale, model-agnostic middleware working with any LLM (GPT, Claude, LLaMA), on-prem/private cloud deployment for strict data residency, proprietary RARI metric proving accuracy preservation, and integration with enterprise data stacks (Snowflake, Databricks, Kafka)
Pricing advantage: Enterprise pricing based on data volume and throughput with volume discounts; higher cost than general RAG platforms but essential for compliance; best value comes from preventing regulatory fines and enabling safe LLM adoption in regulated industries
Use case fit: Critical for regulated industries processing sensitive data (healthcare PII/PHI, financial records, government data), organizations using third-party LLMs that can't guarantee data isolation, and enterprises requiring context-preserving masking to maintain LLM accuracy while ensuring compliance (GDPR, HIPAA, PCI DSS)
Market position: Leading all-in-one RAG platform balancing enterprise-grade accuracy with developer-friendly APIs and no-code usability for rapid deployment
Target customers: Mid-market to enterprise organizations needing production-ready AI assistants, development teams wanting robust APIs without building RAG infrastructure, and businesses requiring 1,400+ file format support with auto-transcription (YouTube, podcasts)
Key competitors: OpenAI Assistants API, Botsonic, Chatbase.co, Azure AI, and custom RAG implementations using LangChain
Competitive advantages: Industry-leading answer accuracy (median 5/5 benchmarked), 1,400+ file format support with auto-transcription, SOC 2 Type II + GDPR compliance, full white-labeling included, OpenAI API endpoint compatibility, hosted MCP Server support (Claude, Cursor, ChatGPT), generous data limits (60M words Standard, 300M Premium), and flat monthly pricing without per-query charges
Pricing advantage: Transparent flat-rate pricing at $99/month (Standard) and $449/month (Premium) with generous included limits; no hidden costs for API access, branding removal, or basic features; best value for teams needing both no-code dashboard and developer APIs in one platform
Use case fit: Ideal for businesses needing both rapid no-code deployment and robust API capabilities, organizations handling diverse content types (1,400+ formats, multimedia transcription), teams requiring white-label chatbots with source citations for customer-facing or internal knowledge projects, and companies wanting all-in-one RAG without managing ML infrastructure
A I Models
Model-Agnostic Architecture: Supports OpenAI, Azure OpenAI, Google PaLM 2, Cohere, Anthropic Claude, and Hugging Face models - complete flexibility without vendor lock-in
Private GenAI Option: "100% private generative AI" mode keeps everything on Nuclia-hosted infrastructure for maximum data isolation
Hugging Face Integration: Drop in open-source or domain-specific models from Hugging Face for specialized use cases
Flexible Model Switching: Swap or blend models to optimize cost-vs-quality balance based on query complexity
Local Model Support: Self-hosted models require extra setup but provide complete control for sensitive deployments
Multi-Language Support: All models benefit from Nuclia's multilingual indexing covering virtually any non-pictogram language
Developer Freedom: Choose optimal LLM per query or Knowledge Box without architectural changes - true flexibility for AI applications
Model-Agnostic Middleware: Works with any LLM - GPT-4, Claude, LLaMA, Gemini, or custom models without requiring changes
Pre-Processing Layer: Masks sensitive data before it reaches LLM - not tied to specific model provider or architecture
LangChain Integration: Works with orchestration frameworks for multi-model workflows and complex AI pipelines
Context-Preserving Masking: Advanced algorithms maintain data utility for LLMs while protecting sensitive information (99% RARI vs 70% vanilla masking)
No Model Lock-In: Security layer independent of LLM choice - switch providers without changing Protecto configuration
Universal Compatibility: Designed for heterogeneous AI environments using multiple LLM providers simultaneously
Primary models: GPT-5.1 and 4 series from OpenAI, and Anthropic's Claude 4.5 (opus and sonnet) for enterprise needs
Automatic model selection: Balances cost and performance by automatically selecting the appropriate model for each request
Model Selection Details
Proprietary optimizations: Custom prompt engineering and retrieval enhancements for high-quality, citation-backed answers
Managed infrastructure: All model management handled behind the scenes - no API keys or fine-tuning required from users
Anti-hallucination technology: Advanced mechanisms ensure chatbot only answers based on provided content, improving trust and factual accuracy
R A G Capabilities
Quality-Based RAG: Focused on trusted, source-linked answers with comprehensive citation attribution for every response
Hybrid Search Engine: Combine semantic vector search with keyword matching for domain-precision retrieval
Customizable Chunking: Adjust chunk sizes, weighting, and segmentation strategies for optimal context windows
Configurable Retrieval: Fine-tune similarity thresholds, metadata filters, and ranking parameters for use case optimization
Knowledge Graph Extraction: Automatic entity and relationship extraction enriches corpus for better Q&A
Multimodal Indexing: OCR for images, speech-to-text for audio/video creates comprehensive searchable knowledge base
Open Architecture: NucliaDB open-source foundation provides transparency into retrieval mechanisms vs black-box competitors
Developer Control: Full API access for embeddings, chunking, retrieval strategies - not opaque proprietary systems
NOT A RAG PLATFORM: Protecto is data security middleware, not a retrieval-augmented generation platform
RAG Protection Layer: Detects and masks PII/PHI in documents before they enter RAG indexing pipelines
Real-Time Sanitization: Intercepts data flowing to/from RAG systems ensuring sensitive information never reaches vector databases or LLMs
Context Preservation: Maintains semantic meaning and relationships for accurate RAG retrieval despite masking sensitive data
Query-Time Security: Also masks sensitive data in user queries before RAG retrieval to prevent data leakage
Response Filtering: Post-processes RAG responses to ensure no masked PII/PHI appears in final outputs
Integration Point: Sits between data sources and RAG platforms as security middleware layer
Core architecture: GPT-4 combined with Retrieval-Augmented Generation (RAG) technology, outperforming OpenAI in RAG benchmarks
RAG Performance
Anti-hallucination technology: Advanced mechanisms reduce hallucinations and ensure responses are grounded in provided content
Benchmark Details
Automatic citations: Each response includes clickable citations pointing to original source documents for transparency and verification
Optimized pipeline: Efficient vector search, smart chunking, and caching for sub-second reply times
Scalability: Maintains speed and accuracy for massive knowledge bases with tens of millions of words
Context-aware conversations: Multi-turn conversations with persistent history and comprehensive conversation management
Source verification: Always cites sources so users can verify facts on the spot
Use Cases
Enterprise Search Replacement: Modernize legacy search with AI-powered semantic search across text, audio, video with RAG accuracy
Customer Support Knowledge: Internal Q&A systems for support teams needing fast, accurate answers from product documentation
Multimodal Content Discovery: Search across diverse content types - PDFs, videos, audio recordings, presentations with unified interface
Regulatory Compliance: GDPR-compliant knowledge retrieval for regulated industries requiring data residency and isolation guarantees
Developer RAG Backend: API-first RAG infrastructure for building custom AI applications without managing vector databases
Multilingual Organizations: Global companies needing search across multiple languages with consistent quality
Research & Analysis: Extract insights from large document collections with entity recognition and AI classification
On-Prem Deployments: Organizations requiring hybrid/on-prem with NucliaDB for strict data sovereignty requirements
Healthcare AI: HIPAA-compliant patient data analysis, clinical decision support, medical records processing with PHI masking
Financial Services: PCI DSS compliance for payment data, financial records analysis, customer service chatbots with sensitive data
Government & Defense: Classified information protection, citizen data privacy, secure AI deployment with strict data residency
Enterprise CPG: Safe LLM adoption for consumer packaged goods companies processing customer data at scale
Customer Support: Secure analysis of support tickets, emails, and transcripts containing PII for AI-powered insights
Data Analytics: Reviews ingestion with consumer PII, financial identifiers, and brand names masked for LLM analysis
Multi-Agent Workflows: Global enterprises managing data access across multiple AI agents with role-based visibility
Claims Processing: Insurance provider PHI protection for accurate, efficient claims processing with privacy-preserving RAG
Customer support automation: AI assistants handling common queries, reducing support ticket volume, providing 24/7 instant responses with source citations
Internal knowledge management: Employee self-service for HR policies, technical documentation, onboarding materials, company procedures across 1,400+ file formats
Sales enablement: Product information chatbots, lead qualification, customer education with white-labeled widgets on websites and apps
Documentation assistance: Technical docs, help centers, FAQs with automatic website crawling and sitemap indexing
Educational platforms: Course materials, research assistance, student support with multimedia content (YouTube transcriptions, podcasts)
Healthcare information: Patient education, medical knowledge bases (SOC 2 Type II compliant for sensitive data)
E-commerce: Product recommendations, order assistance, customer inquiries with API integration to 5,000+ apps via Zapier
SaaS onboarding: User guides, feature explanations, troubleshooting with multi-agent support for different teams
Security & Compliance
GDPR Compliant: EU-based with strict data protection - customer data never used to train global models unless opt-in
Data Isolation: Knowledge Boxes provide tenant separation with disk encryption - data never cross-trained between customers
On-Prem Deployment: Self-host NucliaDB and local LLMs for complete data residency and control
Private Cloud Options: Hybrid deployment with processing in Nuclia cloud but storage on-premise for data sovereignty
Enterprise SSO: Identity provider integration with role-based access control for organizational security
Regional Data Centers: EU and other region selection for compliance with local data residency laws
Zero Cross-Training: Explicit commitment that customer data never used to improve models for other customers
Encryption Standards: Data encrypted in transit and at rest with enterprise-grade security
Open-Source Transparency: NucliaDB source code available for security audits and verification
GDPR Compliance: Pre-configured policies, audit trails, and reporting for EU data protection regulation
HIPAA Compliance: Pre-built HIPAA policies, audit logs, BAA support, and PHI masking adhering to Safe Harbor standards
PCI DSS Compliance: Payment card data protection with context-preserving tokenization
PDPL Compliance: Pre-configured for Saudi Arabia Personal Data Protection Law
DPDP Compliance: India Digital Personal Data Protection Act support with regional policies
End-to-End Encryption: TLS in transit, encryption at rest for complete data protection pipeline
Role-Based Access Control: Privileged users can view unmasked data while others see safe tokens
Comprehensive Audit Logs: Every masking decision captured (what, when, why) for regulatory verification
Deployment Flexibility: SaaS, VPC, or on-prem options for strict data residency requirements
Zero Data Egress: On-prem deployment option ensures sensitive data never leaves organizational boundaries
Encryption: SSL/TLS for data in transit, 256-bit AES encryption for data at rest
SOC 2 Type II certification: Industry-leading security standards with regular third-party audits
Security Certifications
GDPR compliance: Full compliance with European data protection regulations, ensuring data privacy and user rights
Access controls: Role-based access control (RBAC), two-factor authentication (2FA), SSO integration for enterprise security
Data isolation: Customer data stays isolated and private - platform never trains on user data
Domain allowlisting: Ensures chatbot appears only on approved sites for security and brand protection
Secure deployments: ChatGPT Plugin support for private use cases with controlled access
Pricing & Plans
Pricing Model: License + consumption (base subscription + usage-based costs for indexing, queries, and LLM calls)
Free Trial: Available for hands-on evaluation before committing to paid plans
Granular Cost Control: Pay for what you use - light usage stays cheap, heavy usage scales automatically with predictable costs
Token-Based Billing: Consumption measured in tokens for indexing and query operations with transparent pricing
On-Prem Economics: Self-hosting NucliaDB provides cost control for organizations with existing infrastructure
Multi-Tenant Scalability: Platform scales from small projects to massive multi-tenant deployments without architectural changes
No Hidden Costs: Transparent billing for all components - storage, indexing, queries, LLM usage clearly itemized
Enterprise Flexibility: Custom pricing available for large deployments with volume discounts and dedicated resources
Best Value For: Organizations wanting to control costs through usage optimization rather than fixed seat-based pricing
Enterprise Pricing: Custom quotes based on data volume and throughput requirements
Free Trial Available: Test platform capabilities before commitment with hands-on evaluation
Volume-Based Discounts: Pricing scales with usage - better rates for higher data volumes
Pricing Factors: Number of records processed, API call volume, deployment model (cloud/on-prem), support level
Cost Justification: Prevents regulatory fines (GDPR €20M, HIPAA $1.5M) and enables safe LLM adoption in regulated industries
ROI Focus: Investment in compliance infrastructure vs cost of data breaches and regulatory penalties
Transparent Billing: Usage-based with predictable costs for budget planning at enterprise scale
No Public Pricing: Contact sales for custom quotes tailored to organizational needs and scale
Standard Plan: $99/month or $89/month annual - 10 custom chatbots, 5,000 items per chatbot, 60 million words per bot, basic helpdesk support, standard security
View Pricing
Premium Plan: $499/month or $449/month annual - 100 custom chatbots, 20,000 items per chatbot, 300 million words per bot, advanced support, enhanced security, additional customization
Enterprise Plan: Custom pricing - Comprehensive AI solutions, highest security and compliance, dedicated account managers, custom SSO, token authentication, priority support with faster SLAs
Enterprise Solutions
7-Day Free Trial: Full access to Standard features without charges - available to all users
Annual billing discount: Save 10% by paying upfront annually ($89/mo Standard, $449/mo Premium)
Flat monthly rates: No per-query charges, no hidden costs for API access or white-labeling (included in all plans)
Managed infrastructure: Auto-scaling cloud infrastructure included - no additional hosting or scaling fees
Support & Documentation
Comprehensive Documentation: docs.nuclia.dev and docs.rag.progress.cloud with detailed guides, API references, and code examples
Active Community: Slack community, Stack Overflow support, and developer forums for peer assistance
Open-Source Resources: NucliaDB GitHub (710+ stars, AGPLv3) with transparent code and community contributions
LangChain Integration: Official integration with popular AI frameworks for developer ecosystem compatibility
Code Samples: Python and JavaScript SDK examples for common RAG workflows and use cases
Enterprise Support: Dedicated support for paid customers, especially for on-prem/hybrid installations
nuclia-eval Library: Open-source evaluation tools for RAG quality assessment and continuous improvement
API Documentation: Complete REST API reference with authentication, rate limits, and error handling guides
Quick Start Guides: Step-by-step tutorials for common scenarios from basic setup to advanced configurations
Enterprise-Grade Support: Dedicated account managers and SLA-backed assistance for large deployments
Comprehensive Documentation: REST API guides, Python SDK docs, step-by-step integration guides for data pipelines
Whitepapers & Best Practices: Security frameworks, compliance guides, and secure AI pipeline architectures
Integration Guides: Detailed documentation for Snowflake, Databricks, Kafka, LangChain, CrewAI, and model gateways
SIEM Integration: Hooks into security information and event management tools for real-time compliance monitoring
Professional Services: Implementation assistance, custom policy configuration, and security workflow design
Industry Partnerships: Active thought leadership and collaboration with compliance standards organizations
Training Resources: Guided presets (HIPAA Mode, GDPR Mode) for rapid onboarding and deployment
Documentation hub: Rich docs, tutorials, cookbooks, FAQs, API references for rapid onboarding
Developer Docs
Email and in-app support: Quick support via email and in-app chat for all users
Premium support: Premium and Enterprise plans include dedicated account managers and faster SLAs
Code samples: Cookbooks, step-by-step guides, and examples for every skill level
API Documentation
Integration Effort: While flexible, connecting to business systems (CRM, helpdesk) requires developer work vs turnkey connectors
Best For Developers: Powerful platform for teams with technical resources, less suitable for non-coders wanting self-serve deployment
NOT A RAG PLATFORM: Security middleware only - requires separate RAG/LLM infrastructure for complete AI solution
NO Chat UI: Technical dashboard for IT/security teams, not end-user chatbot interface
NO No-Code Builder: Configuration requires technical understanding - not wizard-style setup for non-technical users
Enterprise-Only Pricing: Higher cost than general RAG platforms but essential for compliance - best for regulated industries
Developer Integration Required: APIs and SDKs need coding expertise to integrate into existing data pipelines
Deployment Complexity: On-prem setup requires infrastructure planning and ongoing management vs simple SaaS
Additional Infrastructure: Organizations still need separate LLM, vector DB, and RAG platform beyond Protecto security layer
Use Case Specificity: Designed for sensitive data protection - unnecessary overhead for non-regulated use cases
Performance Overhead: Real-time masking adds latency - sub-second but requires consideration in high-throughput systems
Best For: Regulated industries (healthcare, finance, government) where compliance is non-negotiable, not general-purpose RAG applications
Managed service approach: Less control over underlying RAG pipeline configuration compared to build-your-own solutions like LangChain
Vendor lock-in: Proprietary platform - migration to alternative RAG solutions requires rebuilding knowledge bases
Model selection: Limited to OpenAI (GPT-5.1 and 4 series) and Anthropic (Claude, opus and sonnet 4.5) - no support for other LLM providers (Cohere, AI21, open-source models)
Pricing at scale: Flat-rate pricing may become expensive for very high-volume use cases (millions of queries/month) compared to pay-per-use models
Customization limits: While highly configurable, some advanced RAG techniques (custom reranking, hybrid search strategies) may not be exposed
Language support: Supports 90+ languages but performance may vary for less common languages or specialized domains
Real-time data: Knowledge bases require re-indexing for updates - not ideal for real-time data requirements (stock prices, live inventory)
Enterprise features: Some advanced features (custom SSO, token authentication) only available on Enterprise plan with custom pricing
Autonomous Retrieval Strategies: System automatically determines optimal retrieval strategies based on query complexity without manual configuration
Intelligent Query Routing: Routes queries to appropriate knowledge sources based on content type, metadata, and semantic understanding
Dynamic Response Generation: Adjusts response generation parameters based on context - answer length, detail level, citation density adapted per query
CrewAI Integration: Only RAG platform specifically designed to deliver reliable, scalable retrieval to AI agents - integrates with CrewAI for orchestrating autonomous AI agent teams
Multi-Agent Support: Enables creating AI teams where each agent has specific roles, tools, and goals with Nuclia providing knowledge retrieval backend
Python SDK Agent Workflows: Easy integration of AI agents into workflows through Nuclia's Python SDK unlocking intelligent automation possibilities
AI Search Copilot: Customizable LLM agents (AI copilots) interact through human-like conversation, behaving according to given goals - employee support, customer service, troubleshooting
Learning Capability: Agentic approach learns from user interactions to improve future performance through feedback loops
Automatic Context Adjustment: Dynamically manages context window utilization based on query complexity and available knowledge
MISSING FEATURES: NO lead capture, NO human handoff/escalation workflows, NO proactive alerting documented (monitoring exists, alerting unclear)
Multi-Agent Data Access Control: Manages data access across multi-agent workflows - global enterprises use Protecto for fine-grained identity-based access enforcement
Role-Based Agent Security: Control who sees what at inference time - sales agents can't access support data, analysts see anonymized aggregates, supervisors unmask when authorized
LangChain Agent Integration: Works with LangChain agents, CrewAI frameworks, and model gateways for comprehensive agentic workflow protection
Agent Context Sanitization: Detects and masks PII/PHI in agent prompts, retrieved context, and responses - prevents sensitive data exposure in multi-step agent reasoning
SecRAG for Agents: Integrates role-based access control (RBAC) directly into retrieval process - every context chunk checked for user authorization before agent access
Real-Time Agent Security: Pre-processing layer sanitizes data before reaching agents, post-processing filters agent outputs - dual protection at inference time
Agentic Workflow Compliance: High-throughput workloads like RAG and ETLs protected with context-preserving masking - agents maintain accuracy despite security layer
Agent Tool Protection: Secures data flowing through agent tools (function calls, external APIs, database queries) - comprehensive pipeline security
Identity-Based Unmasking: Privileged agents/users can view unmasked data when authorized - granular control over sensitive information access
Agent Audit Trails: Comprehensive logging of what data each agent accessed, when, and why - regulatory compliance for agentic systems
Context-Preserving for Agents: 99% RARI (vs 70% vanilla masking) ensures agent reasoning accuracy despite security - semantic meaning maintained
NOT Agent Orchestration: Protecto secures agent workflows but doesn't orchestrate agents - requires separate framework (LangChain, CrewAI) for agent coordination
Custom AI Agents: Build autonomous agents powered by GPT-4 and Claude that can perform tasks independently and make real-time decisions based on business knowledge
Decision-Support Capabilities: AI agents analyze proprietary data to provide insights, recommendations, and actionable responses specific to your business domain
Multi-Agent Systems: Deploy multiple specialized AI agents that can collaborate and optimize workflows in areas like customer support, sales, and internal knowledge management
Memory & Context Management: Agents maintain conversation history and persistent context for coherent multi-turn interactions
View Agent Documentation
Tool Integration: Agents can trigger actions, integrate with external APIs via webhooks, and connect to 5,000+ apps through Zapier for automated workflows
Hyper-Accurate Responses: Leverages advanced RAG technology and retrieval mechanisms to deliver context-aware, citation-backed responses grounded in your knowledge base
Continuous Learning: Agents improve over time through automatic re-indexing of knowledge sources and integration of new data without manual retraining
R A G-as-a- Service Assessment
Platform Type: TRUE RAG-AS-A-SERVICE PLATFORM - Core mission is retrieval-augmented generation backend with managed infrastructure and API-first design
Agentic RAG Focus: Progress Agentic RAG (acquired June 2025) - specialized RAG platform with autonomous decision-making vs traditional manual RAG systems
Fully Managed Infrastructure: Hosted NucliaDB with automatic scaling, chunking, embedding, storage - no infrastructure management required
API-First Backend: Complete REST API + dual SDKs (Python/JavaScript) for programmatic knowledge base management and retrieval
Model-Agnostic Service: Supports OpenAI, Azure OpenAI, Google PaLM 2, Cohere, Anthropic, Hugging Face - switch providers without architectural changes
Open-Source Transparency: NucliaDB foundation (710+ GitHub stars, AGPLv3) provides visibility into retrieval mechanisms vs black-box platforms
Embeddable Widgets: No-code dashboard generates widgets for website deployment - not closed conversational marketing platform
Agent-Ready Infrastructure: Only RAG platform specifically designed for AI agent integration - CrewAI official integration, LangChain compatible
Comparison Alignment: Direct comparison to CustomGPT valid - both are RAG-as-a-Service with API access and managed infrastructure
Use Case Fit: Organizations prioritizing multimodal search (text/audio/video), semantic retrieval, generative Q&A, and AI agent knowledge backends
Hybrid Deployment: Cloud-managed service with on-prem NucliaDB option for strict data sovereignty - true RaaS flexibility
100% Private GenAI: Option to keep all processing on Nuclia infrastructure without third-party LLM exposure - unique RaaS feature
Platform Type: NOT RAG-AS-A-SERVICE - Protecto is data security middleware, not retrieval-augmented generation platform
Core Focus: Enterprise data protection layer for RAG systems - detects and masks PII/PHI before data reaches LLMs or vector databases
Security Middleware: Sits between data sources and RAG platforms as security layer - not alternative to RAG platforms (CustomGPT, Vectara, Nuclia)
RAG Protection Layer: Protects RAG pipelines by sanitizing documents before indexing, queries before retrieval, and responses before delivery
Context-Preserving RAG: Maintains semantic meaning for accurate RAG retrieval despite masking - 99% RARI vs 70% vanilla masking accuracy
Integration Point: Integrates with existing RAG platforms (LangChain, CrewAI, model gateways) - complementary not competitive to RaaS platforms
Comparison Category Mismatch: Invalid comparison to RAG-as-a-Service platforms - fundamentally different product category (security vs knowledge retrieval)
Best Comparison Category: Data security platforms (Presidio, Private AI, Nightfall AI) or DLP tools, NOT RAG platforms
Use Case Fit: Organizations using third-party RaaS platforms (CustomGPT, Nuclia) who need additional security layer for regulated data
SecRAG Offering: While Protecto markets "RAG-as-a-Service", this refers to secure RAG infrastructure services - not turnkey RAG platform like CustomGPT
Platform Recommendation: Should be compared to security tools, not listed alongside RAG platforms - prevents buyer confusion about product category
Core Architecture: Serverless RAG infrastructure with automatic embedding generation, vector search optimization, and LLM orchestration fully managed behind API endpoints
API-First Design: Comprehensive REST API with well-documented endpoints for creating agents, managing projects, ingesting data (1,400+ formats), and querying chat
API Documentation
Developer Experience: Open-source Python SDK (customgpt-client), Postman collections, OpenAI API endpoint compatibility, and extensive cookbooks for rapid integration
No-Code Alternative: Wizard-style web dashboard enables non-developers to upload content, brand widgets, and deploy chatbots without touching code
Hybrid Target Market: Serves both developer teams wanting robust APIs AND business users seeking no-code RAG deployment - unique positioning vs pure API platforms (Cohere) or pure no-code tools (Jotform)
RAG Technology Leadership: Industry-leading answer accuracy (median 5/5 benchmarked), 1,400+ file format support with auto-transcription, proprietary anti-hallucination mechanisms, and citation-backed responses
Benchmark Details
Deployment Flexibility: Cloud-hosted SaaS with auto-scaling, API integrations, embedded chat widgets, ChatGPT Plugin support, and hosted MCP Server for Claude/Cursor/ChatGPT
Enterprise Readiness: SOC 2 Type II + GDPR compliance, full white-labeling, domain allowlisting, RBAC with 2FA/SSO, and flat-rate pricing without per-query charges
Use Case Fit: Ideal for organizations needing both rapid no-code deployment AND robust API capabilities, teams handling diverse content types (1,400+ formats, multimedia transcription), and businesses requiring production-ready RAG without building ML infrastructure from scratch
Competitive Positioning: Bridges the gap between developer-first platforms (Cohere, Deepset) requiring heavy coding and no-code chatbot builders (Jotform, Kommunicate) lacking API depth - offers best of both worlds
After analyzing features, pricing, performance, and user feedback, both Nuclia and Protecto are capable platforms that serve different market segments and use cases effectively.
When to Choose Nuclia
You value specialized for unstructured data
Strong multilingual support (100+ languages)
SOC2 Type 2 and ISO 27001 compliant
Best For: Specialized for unstructured data
When to Choose Protecto
You value industry-leading 99% accuracy retention
Only solution preserving context while masking
3000+ enterprise customers already secured
Best For: Industry-leading 99% accuracy retention
Migration & Switching Considerations
Switching between Nuclia and Protecto requires careful planning. Consider data export capabilities, API compatibility, and integration complexity. Both platforms offer migration support, but expect 2-4 weeks for complete transition including testing and team training.
Pricing Comparison Summary
Nuclia starts at $300/month, while Protecto begins at custom pricing. Total cost of ownership should factor in implementation time, training requirements, API usage fees, and ongoing support. Enterprise deployments typically see annual costs ranging from $10,000 to $500,000+ depending on scale and requirements.
Our Recommendation Process
Start with a free trial - Both platforms offer trial periods to test with your actual data
Define success metrics - Response accuracy, latency, user satisfaction, cost per query
Test with real use cases - Don't rely on generic demos; use your production data
Evaluate total cost - Factor in implementation time, training, and ongoing maintenance
Check vendor stability - Review roadmap transparency, update frequency, and support quality
For most organizations, the decision between Nuclia and Protecto comes down to specific requirements rather than overall superiority. Evaluate both platforms with your actual data during trial periods, focusing on accuracy, latency, ease of integration, and total cost of ownership.
📚 Next Steps
Ready to make your decision? We recommend starting with a hands-on evaluation of both platforms using your specific use case and data.
• Review: Check the detailed feature comparison table above
• Test: Sign up for free trials and test with real queries
• Calculate: Estimate your monthly costs based on expected usage
• Decide: Choose the platform that best aligns with your requirements
Last updated: December 15, 2025 | This comparison is regularly reviewed and updated to reflect the latest platform capabilities, pricing, and user feedback.
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DevRel at CustomGPT.ai. Passionate about AI and its applications. Here to help you navigate the world of AI tools and make informed decisions for your business.
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