Crisp vs Glean

Make an informed decision with our comprehensive comparison. Discover which RAG solution perfectly fits your needs.

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Priyansh Khodiyar's avatar
Priyansh KhodiyarDevRel at CustomGPT.ai

Fact checked and reviewed by Bill Cava

Published: 01.04.2025Updated: 25.04.2025

In this comprehensive guide, we compare Crisp and Glean 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 Crisp and Glean, 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 Crisp if: you value omnichannel messaging with native whatsapp, messenger, instagram, telegram, twitter/x, sms, line, slack integrations
  • Choose Glean if: you value permissions-aware ai is genuinely differentiated - real-time enforcement across 100+ datasources addresses critical enterprise concern

About Crisp

Crisp Landing Page Screenshot

Crisp is omnichannel customer messaging platform with ai assistance. Customer messaging platform with AI features serving 600,000+ businesses. Founded 2015 (France) by Baptiste Jamin and Valerian Saliou, bootstrapped with $1.4M revenue (2024). NOT a RAG-as-a-Service platform—designed for unified customer communication with AI assistance. Proprietary Mirage AI model + third-party LLM support (GPT-4o, Claude, Llama). Critical gaps: NO programmatic knowledge querying API, NO vector/embedding infrastructure, NO bot management API, NO cloud storage integrations, NO SOC 2 certification (claims compliance without audit). €0-€295/month ($0-$316) with 50 AI uses/month on Essentials, unlimited on Plus. Founded in 2015, headquartered in Paris, France, the platform has established itself as a reliable solution in the RAG space.

Overall Rating
87/100
Starting Price
$45/mo

About Glean

Glean Landing Page Screenshot

Glean is enterprise work ai with permissions-aware rag across 100+ apps. Glean is a premium enterprise RAG platform with permissions-aware AI as its core differentiator. Founded by ex-Google Search engineers, Glean achieved $100M ARR in three years and a $7.2B valuation (2025). It connects 100+ enterprise apps with real-time access controls, supports 15+ LLMs, and offers comprehensive APIs with 4-language SDKs. Trade-offs: enterprise-only sales (~$50/user/month, ~$60K minimum), no consumer messaging channels, and premium positioning over plug-and-play simplicity. Founded in 2019, headquartered in Palo Alto, CA, the platform has established itself as a reliable solution in the RAG space.

Overall Rating
96/100
Starting Price
$50/mo

Key Differences at a Glance

In terms of user ratings, Glean in overall satisfaction. From a cost perspective, pricing is comparable. The platforms also differ in their primary focus: Customer Support versus Enterprise RAG. 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

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Crisp
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Glean
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CustomGPTRECOMMENDED
Data Ingestion & Knowledge Sources
  • Five Primary Sources – Answer snippets (Q&A up to 1,000 chars), website crawling, Knowledge Base articles, conversation history, file uploads
  • Supported Formats – PDF, Word (DOC/DOCX), plain text (TXT), CSV via Data Importer
  • Website Crawling – Entire domain processing with sitemap support
  • ✅ Knowledge Base Sync – Articles automatically sync to AI training when updated
  • ⚠️ Training Permissions – Only workspace owners can launch AI training (bottleneck)
  • ❌ NO YouTube Transcripts – Video content ingestion not supported
  • ❌ NO Cloud Storage – Google Drive, Dropbox, Notion, OneDrive absent
  • ❌ LIMITATION – NO API endpoint to trigger retraining, NO webhook notification when complete
  • ✅ 100+ native connectors – Cloud storage, CRM, collaboration platforms plus Indexing API
  • File formats – PDFs, Word, HTML, spreadsheets, structured data
  • Real-time sync – Content within minutes, permission changes immediate
  • ⚠️ Initial indexing – Few days depending on volume
  • Scale – 10K-100K users, hundreds of millions of documents
  • 1,400+ file formats – PDF, DOCX, Excel, PowerPoint, Markdown, HTML + auto-extraction from ZIP/RAR/7Z archives
  • Website crawling – Sitemap indexing with configurable depth for help docs, FAQs, and public content
  • Multimedia transcription – AI Vision, OCR, YouTube/Vimeo/podcast speech-to-text built-in
  • Cloud integrations – Google Drive, SharePoint, OneDrive, Dropbox, Notion with auto-sync
  • Knowledge platforms – Zendesk, Freshdesk, HubSpot, Confluence, Shopify connectors
  • Massive scale – 60M words (Standard) / 300M words (Premium) per bot with no performance degradation
Integrations & Channels
  • Omnichannel Messaging – Website, email, WhatsApp Business API (Official Provider), Messenger, Instagram, Telegram, Twitter/X, SMS (Twilio), Line, Slack
  • Zapier Integration – Triggers (new contacts/messages) and actions (state changes, contact creation)
  • Website Embedding – JavaScript snippet, NPM packages (React/Vue/Angular), mobile SDKs (iOS/Android)
  • REST API – Comprehensive conversation management, CRM operations, helpdesk CRUD
  • Webhooks – Website Hooks + Plugin Hooks (50+ event namespaces, signed payloads)
  • ❌ CRITICAL LIMITATION – NO Microsoft Teams native integration documented
  • Slack & Teams – Official apps, Gleanbot auto-responses, Real-Time Search API
  • Browser extensions – Chrome (300K+ users), Firefox, Safari, Edge
  • ⚠️ No WhatsApp/Telegram – Designed for internal enterprise use only
  • SSO protocols – OIDC, SAML 2.0 with Okta, Microsoft Entra
  • Website embedding – Lightweight JS widget or iframe with customizable positioning
  • CMS plugins – WordPress, WIX, Webflow, Framer, SquareSpace native support
  • 5,000+ app ecosystem – Zapier connects CRMs, marketing, e-commerce tools
  • MCP Server – Integrate with Claude Desktop, Cursor, ChatGPT, Windsurf
  • OpenAI SDK compatible – Drop-in replacement for OpenAI API endpoints
  • LiveChat + Slack – Native chat widgets with human handoff capabilities
Omnichannel Messaging Excellence
  • ✅ WhatsApp Official Business Solution Provider – Official partnership status
  • ✅ Unified Inbox Advantage – All channels managed in single dashboard
  • Channel-Agnostic Deployment – Single bot deploys across web, mobile, social media
  • SMS via Twilio – Text message support for broader reach
  • Social Media Coverage – Facebook, Instagram, Twitter/X, Telegram comprehensive presence
  • ✅ Competitive Positioning – 600,000+ businesses use omnichannel capabilities (9/10 rated)
N/A
N/A
Magic Reply A I Features
  • AI-Suggested Responses – One-click suggestions agents can send based on context
  • Conversation Summarization – Automatic summaries for shift handoffs
  • MagicTranscribe – Speech-to-text for voice message processing
  • Live Translation – Real-time multilingual support with automatic detection
  • Topic Categorization – Automatic conversation categorization for routing
  • Configurable Thresholds – Adjustable across 4 AI search actions to reduce hallucinations
  • ✅ Uncertainty Admission – AI states when it cannot find information (hallucination prevention)
  • ✅ Competitive Advantage – Agent productivity features vs autonomous platforms (8/10 rated)
N/A
N/A
Core Chatbot Features
  • Chatbot Builder 4 AI Actions – MagicReply, Search Helpdesk, Search Webpages, Search Answer
  • Confidence Threshold System – Each AI action supports configurable thresholds
  • Multi-lingual Support – Automatic detection from browser settings, phone prefixes
  • Conversational Workflow Builder – Event-driven flows with Actions, Conditions, Exits
  • Chatbot Personality – Custom prompts define tone, brand voice alignment
  • Human Handoff – Smooth bot-to-agent transitions with 2-minute timeout detection
  • Co-browsing (MagicBrowse) – Live assistance for complex support scenarios
  • ⚠️ LIMITATION – NO programmatic personality management (dashboard-only, global configuration)
  • Glean Chat interface – Natural conversations with company knowledge
  • Multi-turn conversations – Context awareness across turns
  • Streaming responses – Real-time with source citations
  • ✅ #1 accuracy – Median 5/5 in independent benchmarks, 10% lower hallucination than OpenAI
  • ✅ Source citations – Every response includes clickable links to original documents
  • ✅ 93% resolution rate – Handles queries autonomously, reducing human workload
  • ✅ 92 languages – Native multilingual support without per-language config
  • ✅ Lead capture – Built-in email collection, custom forms, real-time notifications
  • ✅ Human handoff – Escalation with full conversation context preserved
Visual No- Code Chatbot Builder
  • Drag-and-Drop Blocks – Events (triggers), Actions (responses), Conditions (logic), Exit
  • Pattern Matching Wildcards – Flexible message detection with wildcard support
  • November 2024 Update – Merging action blocks, enhanced multilingual testing
  • Template Functionality – Import/export flows for sharing and backup
  • ✅ Non-Technical Accessibility – SME teams can build flows without coding
  • ⚠️ LIMITATION – Pre-built templates limited, no industry-specific templates out of box (7/10 rated)
N/A
N/A
L L M Model Options
  • Proprietary Mirage AI – Retrained November 2024 with 10x more data
  • Third-Party Integrations – ChatGPT/GPT-4o, Claude AI, Llama, Dialogflow
  • Mirage Reranking Model – Proprietary optimization (technical details undisclosed)
  • ⚠️ CRITICAL LIMITATION – Model selection dashboard-only, NO API endpoint to switch
  • ❌ NO Automatic Routing – No query complexity-based or cost optimization switching
  • ❌ LIMITATION – NO exposed configuration for developers to adjust AI behavior via API
  • ✅ 15+ LLMs supported – GPT-4, Gemini 1.5 Pro, Claude 3 Sonnet
  • Per-step model selection – Different LLMs for each workflow step
  • Temperature controls – Factual, balanced, or creative output settings
  • BYOK support – Glean Universal Key or Customer Key options
  • Automatic routing – Zero data retention, optimizes top models per query
  • GPT-5.1 models – Latest thinking models (Optimal & Smart variants)
  • GPT-4 series – GPT-4, GPT-4 Turbo, GPT-4o available
  • Claude 4.5 – Anthropic's Opus available for Enterprise
  • Auto model routing – Balances cost/performance automatically
  • Zero API key management – All models managed behind the scenes
Developer Experience ( A P I & S D Ks)
  • REST API Capabilities – Conversation management (8+ message types), People/CRM CRUD, Helpdesk API
  • Official SDKs (5 languages) – Node.js (baseline), Go, PHP/Python/Ruby (2023 revisions)
  • Mobile SDKs – iOS (Swift), Android (Java), React Native
  • Authentication – Basic Auth with token identifier/key pairs, granular scopes
  • Webhook Support – Website Hooks + Plugin Hooks (50+ event namespaces)
  • RTM API – WebSocket connectivity via Socket.IO for real-time events
  • ❌ CRITICAL LIMITATION – NO API to create/manage bots programmatically
  • ❌ CRITICAL LIMITATION – NO vector store endpoints, NO embedding API, NO semantic search
  • ❌ LIMITATION – Cannot trigger AI responses or query knowledge base via API
  • ✅ Client & Indexing APIs – Search, Chat, Agents, Documents, Governance
  • Official SDKs – Python, Java, Go, TypeScript with async support
  • Web SDK – Embeddable chat, search, autocomplete, recommendations components
  • Framework integrations – LangChain, CrewAI, OpenAI Assistants, MCP Server
  • Authentication – OAuth 2.0, user-scoped tokens, impersonation support
  • REST API – Full-featured for agents, projects, data ingestion, chat queries
  • Python SDK – Open-source customgpt-client with full API coverage
  • Postman collections – Pre-built requests for rapid prototyping
  • Webhooks – Real-time event notifications for conversations and leads
  • OpenAI compatible – Use existing OpenAI SDK code with minimal changes
R E S T A P I Comprehensiveness
  • Conversation Management Depth – Full CRUD with 8+ message types, state transitions
  • People/CRM Capabilities – Full CRUD, bulk CSV import, custom data fields
  • Helpdesk API Strength – Full CRUD for localized articles, multi-locale support (ISO 639-1)
  • ✅ Official SDK Ecosystem – Node.js, Go, PHP, Python, Ruby, iOS/Android/React Native
  • ✅ Competitive Positioning – API depth for messaging/CRM (8/10), RAG API (2/10)
N/A
N/A
Security & Privacy
  • GDPR Compliant – Full compliance as French company with EU data storage
  • EU Data Residency – Messaging data (Netherlands), plugin data (Germany)
  • Encryption – All public network channels encrypted, real-time chat encrypted
  • Infrastructure Security – Hardware tokens, aggressive firewalls, VPN-only admin access
  • Two-Factor Authentication – Available for user accounts
  • ✅ Uptime SLA – Historically exceeds 99.99% (>99.9945% in 2019)
  • ⚠️ CRITICAL LIMITATION – SOC 2 claims compliance but NO formal audit (enterprise blocker)
  • ❌ LIMITATION – NO HIPAA, NO ISO 27001 certification for regulated industries
  • ✅ SOC 2 Type II, ISO 27001, HIPAA, GDPR
  • ⚠️ No FedRAMP – Not for US federal government
  • AES-256 at rest, TLS 1.2+ in transit
  • Single-tenant – Isolated per customer, Cloud-Prem option
  • SOC 2 Type II + GDPR – Third-party audited compliance
  • Encryption – 256-bit AES at rest, SSL/TLS in transit
  • Access controls – RBAC, 2FA, SSO, domain allowlisting
  • Data isolation – Never trains on your data
E U Data Residency & G D P R Compliance
  • ✅ French Company Advantage – Crisp IM SAS ensures native GDPR compliance culture
  • ✅ Geographic Data Isolation – Messaging (Netherlands), plugins (Germany) within EU
  • Data Processing Agreements – Available for enterprise customers
  • GDPR Subject Rights – Full support for access, rectification, erasure, portability
  • ✅ Competitive Positioning – EU businesses favor EU-based vendors (8.5/10 rated differentiator)
  • ✅ 600,000+ Business Validation – Large customer base demonstrates trust
N/A
N/A
Pricing & Scalability
  • Free Plan – €0/month, 2 seats, basic chat only (NO AI chatbot)
  • Mini Plan – €45/month (~$48), 4 seats (NO AI chatbot, messaging-only)
  • Essentials Plan – €95/month (~$102), 10 seats, AI chatbot with 50 uses/month limit
  • Plus Plan – €295/month (~$316), 20+ seats, unlimited AI resolutions, white-labeling
  • Enterprise – Custom pricing with enhanced rate limits, dedicated support, custom SLAs
  • ⚠️ Alternative Model – $95/month base + $45/month AI + $0.10 per AI action
  • ⚠️ CONCERN – AI usage caps on Essentials (50/month at €95) create automation barriers
  • ⚠️ No public pricing – Enterprise sales only
  • Estimated cost – ~$45-50+ per user/month
  • Minimum ACV – ~$60K (approximately 100 users minimum)
  • No free trial – Paid POCs up to $70K
  • Annual contracts – Per-seat model, 7-12% renewal increases, FlexCredits for premium
  • Standard: $99/mo – 60M words, 10 bots
  • Premium: $449/mo – 300M words, 100 bots
  • Auto-scaling – Managed cloud scales with demand
  • Flat rates – No per-query charges
Support & Ecosystem
  • Developer Hub – Comprehensive docs at docs.crisp.chat with REST API references
  • Chappe Documentation Builder – 228 GitHub stars powers docs site
  • ✅ Chat-Based Support – Generally praised for responsiveness
  • Enhanced Support (Plus) – Higher tiers receive prioritized assistance
  • Bootstrapped Team – 14-20 employees handle 600,000+ businesses
  • ❌ LIMITATION – NO public forum for developer knowledge sharing
  • ❌ LIMITATION – Minimal GitHub community engagement (single-digit contributors)
  • Standard support – 24x5 via portal, email, Slack Connect
  • Premium support – 24x7 critical issues with additional fee
  • ✅ Excellent documentation – developers.glean.com with OpenAPI specs
  • GitHub repositories – SDK examples and sample projects
  • Comprehensive docs – Tutorials, cookbooks, API references
  • Email + in-app support – Under 24hr response time
  • Premium support – Dedicated account managers for Premium/Enterprise
  • Open-source SDK – Python SDK, Postman, GitHub examples
  • 5,000+ Zapier apps – CRMs, e-commerce, marketing integrations
R A G-as-a- Service Assessment
  • Platform Classification – CUSTOMER MESSAGING PLATFORM with AI, NOT RAG-as-a-Service
  • Architecture Philosophy – Unified customer communication with AI assistance
  • Target Audience – SMBs wanting affordable messaging vs developers needing RAG control
  • ❌ Missing RAG Foundations – NO vector store, NO embedding APIs, NO semantic search
  • ✅ Use Case Fit – Excellent for USING AI-powered support, NOT BUILDING custom RAG
  • ⚠️ Competitive Positioning – Competes with Intercom/Zendesk (2/10 as RAG platform)
  • ✅ TRUE RAG PLATFORM – API-first with comprehensive tools
  • Data flexibility – 100+ connectors, Indexing API
  • Best for – Large enterprises requiring permissions-aware RAG
  • Platform type – TRUE RAG-AS-A-SERVICE with managed infrastructure
  • API-first – REST API, Python SDK, OpenAI compatibility, MCP Server
  • No-code option – 2-minute wizard deployment for non-developers
  • Hybrid positioning – Serves both dev teams (APIs) and business users (no-code)
  • Enterprise ready – SOC 2 Type II, GDPR, WCAG 2.0, flat-rate pricing
Competitive Positioning
  • vs CustomGPT – Crisp excels in omnichannel messaging; CustomGPT in RAG infrastructure
  • vs Intercom/Zendesk – Comparable features, lower pricing (€295 vs $500+/month)
  • vs LiveChat/Drift – Similar focus with Mirage AI and WhatsApp Official Provider differentiation
  • vs RAG platforms – Fundamentally different category, not designed for RAG development
  • ✅ Market Niche – Mature customer messaging for SMBs with AI assistance
  • ✅ Unique strength – Real-time permissions-aware AI across 100+ datasources
  • Proven ROI – 141% ROI, 110 hours/employee saved
  • ⚠️ Pricing barrier – ~$50/user/month, ~$60K minimum
  • Market position – Leading RAG platform balancing enterprise accuracy with no-code usability. Trusted by 6,000+ orgs including Adobe, MIT, Dropbox.
  • Key differentiators – #1 benchmarked accuracy • 1,400+ formats • Full white-labeling included • Flat-rate pricing
  • vs OpenAI – 10% lower hallucination, 13% higher accuracy, 34% faster
  • vs Botsonic/Chatbase – More file formats, source citations, no hidden costs
  • vs LangChain – Production-ready in 2 min vs weeks of development
Customer Base & Case Studies
  • ✅ Scale – 600,000+ businesses served globally
  • ✅ Bootstrapped Success – $1.4M revenue in 2024 without external funding
  • Geographic Distribution – Global with strong European presence due to GDPR compliance
  • Target Market – SMBs seeking affordable Intercom alternatives
  • ✅ WhatsApp Validation – Official Business Solution Provider status
  • ✅ Uptime Track Record – >99.9945% reported uptime (2019)
N/A
N/A
Limitations & Considerations
  • ❌ Platform Classification – CUSTOMER MESSAGING with AI, NOT RAG-as-a-Service
  • ⚠️ AI Usage Constraints – 50 uses/month (Essentials €95), unlimited requires €295 Plus
  • ⚠️ Manual Retraining Required – Website crawls need manual refresh (only KB auto-syncs)
  • ⚠️ Training Permissions Bottleneck – Only workspace owners can launch AI training
  • ❌ No Cloud Storage Integrations – Google Drive, Dropbox, Notion, OneDrive absent
  • ❌ No Programmatic Bot Management – Dashboard-only, no API for bot creation
  • ❌ Missing RAG APIs – No vector store, embedding, semantic search endpoints
  • ❌ Analytics Dashboard-Only – No analytics API for programmatic access
  • ⚠️ Certification Gaps – SOC 2 absent (no formal audit), no HIPAA/ISO 27001
  • ✅ Use Case Fit – Excellent for USING AI support, NOT BUILDING custom RAG applications
  • ⚠️ High cost barrier – ~$50/user/month, ~$60K minimum
  • ⚠️ NO FedRAMP – Not for US federal government
  • ⚠️ No consumer channels – No WhatsApp, Telegram
  • Complex implementation – Indexing takes days
  • Managed service – Less control over RAG pipeline vs build-your-own
  • Model selection – OpenAI + Anthropic only; no Cohere, AI21, open-source
  • Real-time data – Requires re-indexing; not ideal for live inventory/prices
  • Enterprise features – Custom SSO only on Enterprise plan
Performance & Accuracy
N/A
  • ✅ 74% human-agreement rate – 25% precision increases
  • 141% ROI over 3 years – Forrester Total Economic Impact
  • 110 hours saved per employee annually – Productivity gains
  • Hallucination prevention – RAG grounding, permissions, citations
  • Sub-second responses – Optimized RAG with vector search and multi-layer caching
  • Benchmark-proven – 13% higher accuracy, 34% faster than OpenAI Assistants API
  • Anti-hallucination tech – Responses grounded only in your provided content
  • OpenGraph citations – Rich visual cards with titles, descriptions, images
  • 99.9% uptime – Auto-scaling infrastructure handles traffic spikes
Customization & Branding
N/A
  • UI customization – Custom logos, color schemes, background images
  • Custom subdomains – your-company.glean.com
  • Chat widget styling – CSS positioning, width/height, custom containers
  • ⚠️ Limited white-labeling – Glean branding may remain visible
  • Full white-labeling included – Colors, logos, CSS, custom domains at no extra cost
  • 2-minute setup – No-code wizard with drag-and-drop interface
  • Persona customization – Control AI personality, tone, response style via pre-prompts
  • Visual theme editor – Real-time preview of branding changes
  • Domain allowlisting – Restrict embedding to approved sites only
Core R A G Features
N/A
  • ✅ Hybrid search – Semantic (vector-based) + lexical (keyword) approaches
  • Knowledge Graph Framework – Proprietary anchors across enterprise data
  • LLM Control Layer – Optimizes outputs with context-aware query rewriting
  • Grounded answers – Source citations with every response
N/A
Permissions- Aware A I ( Core Differentiator)
N/A
  • ✅ Real-time access control – Across all 100+ datasources
  • Identity crawling – Users, groups, memberships, permission models
  • Connector-level mirroring – Respects native permissions (Salesforce, GDrive)
  • Zero-trust architecture – Users only see authorized content
N/A
Multi- Language & Localization
N/A
  • Full support – English, German, Japanese (semantic, assistant, UI)
  • Partial support – French, Spanish
  • 20+ languages – Early access or keyword search
N/A
Observability & Monitoring
N/A
  • Insights Dashboard – DAU/WAU/MAU, Search Session Satisfaction metrics
  • Usage metrics – Searches and chats per user per week
  • 270-day data retention – Department-level filtering
  • Audit logging – User activity, access patterns, SIEM export
  • Real-time dashboard – Query volumes, token usage, response times
  • Customer Intelligence – User behavior patterns, popular queries, knowledge gaps
  • Conversation analytics – Full transcripts, resolution rates, common questions
  • Export capabilities – API export to BI tools and data warehouses
No- Code Interface & Usability
N/A
  • ✅ Natural language configuration – Describe goals in plain language
  • Visual builder – Drag-and-drop workflow creation
  • AI-assisted creation – Auto-generates draft agents
  • 30+ prebuilt agents – Sales, engineering, IT, HR
  • 2-minute deployment – Fastest time-to-value in the industry
  • Wizard interface – Step-by-step with visual previews
  • Drag-and-drop – Upload files, paste URLs, connect cloud storage
  • In-browser testing – Test before deploying to production
  • Zero learning curve – Productive on day one
Conversation & Agent Features
N/A
  • Conversation history – Thread tracking in Slack, History tab
  • Version control – All agent versions auto-saved
  • ⚠️ No lead capture – Designed for internal enterprise use
N/A
Deployment Options
N/A
  • Cloud (SaaS) – Standard Glean infrastructure deployment
  • Cloud-Prem – Customer-hosted in AWS or GCP
  • Single-tenant architecture – Isolated per customer
N/A
A I Models
N/A
  • ✅ 15+ LLMs – GPT-4, Gemini 1.5 Pro, Claude 3 with per-step selection
  • Temperature controls – Factual, balanced, or creative output
  • BYOK support – Customer Key for data sovereignty
  • OpenAI – GPT-5.1 (Optimal/Smart), GPT-4 series
  • Anthropic – Claude 4.5 Opus/Sonnet (Enterprise)
  • Auto-routing – Intelligent model selection for cost/performance
  • Managed – No API keys or fine-tuning required
R A G Capabilities
N/A
  • ✅ Hybrid search – Semantic + lexical for accuracy
  • Knowledge Graph Framework – Proprietary anchors across data
  • 74% human-agreement – 25% precision increases
  • GPT-4 + RAG – Outperforms OpenAI in independent benchmarks
  • Anti-hallucination – Responses grounded in your content only
  • Automatic citations – Clickable source links in every response
  • Sub-second latency – Optimized vector search and caching
  • Scale to 300M words – No performance degradation at scale
Use Cases
N/A
  • Enterprise knowledge – Unified search across 100+ datasources
  • Permissions-aware – Healthcare, finance, legal hierarchies
  • AI agents – 30+ prebuilt for sales, engineering, IT
  • Customer support – 24/7 AI handling common queries with citations
  • Internal knowledge – HR policies, onboarding, technical docs
  • Sales enablement – Product info, lead qualification, education
  • Documentation – Help centers, FAQs with auto-crawling
  • E-commerce – Product recommendations, order assistance
Security & Compliance
N/A
  • ✅ SOC 2 Type II, ISO 27001, HIPAA, GDPR
  • ⚠️ NO FedRAMP – Not for US federal government
  • Single-tenant – Isolated per customer, Cloud-Prem option
  • SOC 2 Type II + GDPR – Regular third-party audits, full EU compliance
  • 256-bit AES encryption – Data at rest; SSL/TLS in transit
  • SSO + 2FA + RBAC – Enterprise access controls with role-based permissions
  • Data isolation – Never trains on customer data
  • Domain allowlisting – Restrict chatbot to approved domains
Pricing & Plans
N/A
  • ⚠️ No public pricing – Enterprise sales only
  • ~$45-50+/user/month – Estimated cost from reports
  • ~$60K minimum ACV – Approximately 100 users minimum
  • Standard: $99/mo – 10 chatbots, 60M words, 5K items/bot
  • Premium: $449/mo – 100 chatbots, 300M words, 20K items/bot
  • Enterprise: Custom – SSO, dedicated support, custom SLAs
  • 7-day free trial – Full Standard access, no charges
  • Flat-rate pricing – No per-query charges, no hidden costs
Support & Documentation
N/A
  • 24x5 standard support – Portal, email, Slack Connect
  • ✅ Excellent documentation – developers.glean.com with OpenAPI
  • Official SDKs – Python, Java, Go, TypeScript
  • Documentation hub – Docs, tutorials, API references
  • Support channels – Email, in-app chat, dedicated managers (Premium+)
  • Open-source – Python SDK, Postman, GitHub examples
  • Community – User community + 5,000 Zapier integrations
Core Agent Features
N/A
  • ✅ Autonomous AI agents – Understand tasks, execute autonomously
  • Natural language builder – Describe goals, auto-designs workflows
  • 100+ native actions – Slack, Teams, Salesforce, Jira, GitHub
  • Custom AI Agents – Autonomous GPT-4/Claude agents for business tasks
  • Multi-Agent Systems – Specialized agents for support, sales, knowledge
  • Memory & Context – Persistent conversation history across sessions
  • Tool Integration – Webhooks + 5,000 Zapier apps for automation
  • Continuous Learning – Auto re-indexing without manual retraining
Additional Considerations
N/A
  • ⚠️ Cannot create content directly – Focuses on search/retrieval
  • Large organization focus – May be overkill for smaller teams
  • Training investment – Upskilling employees needed
  • Time-to-value – 2-minute deployment vs weeks with DIY
  • Always current – Auto-updates to latest GPT models
  • Proven scale – 6,000+ organizations, millions of queries
  • Multi-LLM – OpenAI + Claude reduces vendor lock-in
Customization & Flexibility ( Behavior & Knowledge)
N/A
  • Natural language config – Build agents without technical expertise
  • Visual builder – Drag-and-drop workflow creation
  • 30+ templates – Sales, engineering, IT, HR
  • Live content updates – Add/remove content with automatic re-indexing
  • System prompts – Shape agent behavior and voice through instructions
  • Multi-agent support – Different bots for different teams
  • Smart defaults – No ML expertise required for custom behavior

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Final Thoughts

Final Verdict: Crisp vs Glean

After analyzing features, pricing, performance, and user feedback, both Crisp and Glean are capable platforms that serve different market segments and use cases effectively.

When to Choose Crisp

  • You value omnichannel messaging with native whatsapp, messenger, instagram, telegram, twitter/x, sms, line, slack integrations
  • 600,000+ businesses served demonstrating mature product-market fit
  • Proprietary Mirage AI model plus third-party LLM support (GPT-4o, Claude, Llama, Dialogflow)

Best For: Omnichannel messaging with native WhatsApp, Messenger, Instagram, Telegram, Twitter/X, SMS, Line, Slack integrations

When to Choose Glean

  • You value permissions-aware ai is genuinely differentiated - real-time enforcement across 100+ datasources addresses critical enterprise concern
  • Strong developer experience - comprehensive APIs, 4-language SDKs (Python, Java, Go, TypeScript), LangChain integration
  • Model flexibility without vendor lock-in - 15+ LLMs with per-step selection and bring-your-own-key option

Best For: Permissions-aware AI is genuinely differentiated - real-time enforcement across 100+ datasources addresses critical enterprise concern

Migration & Switching Considerations

Switching between Crisp and Glean 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

Crisp starts at $45/month, while Glean begins at $50/month. 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

  1. Start with a free trial - Both platforms offer trial periods to test with your actual data
  2. Define success metrics - Response accuracy, latency, user satisfaction, cost per query
  3. Test with real use cases - Don't rely on generic demos; use your production data
  4. Evaluate total cost - Factor in implementation time, training, and ongoing maintenance
  5. Check vendor stability - Review roadmap transparency, update frequency, and support quality

For most organizations, the decision between Crisp and Glean 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: February 3, 2026 | This comparison is regularly reviewed and updated to reflect the latest platform capabilities, pricing, and user feedback.

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Priyansh Khodiyar's avatar

Priyansh Khodiyar

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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