| Data Ingestion & Knowledge Sources |
- Easily brings in both unstructured files (PDFs, HTML, images, charts) and structured data (databases, spreadsheets) through ready-made connectors.
- Does multimodal retrieval—turns images and charts into embeddings so everything is searchable together. Source
- Hooks into popular SaaS tools like Slack, GitHub, and Google Drive for seamless data flow.
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- Crawls entire sites by URL or sitemap—thousands of pages in one go. Learn how
- Accepts uploads in CSV, TXT, PDF, DOCX, PPTX, and Markdown (10 MB per file). File upload info
- Connects to Google Drive, Dropbox, OneDrive, Notion, Confluence, GitBook, and more out of the box. View integrations
- Scales to big libraries—up to 100 k pages on the Enterprise tier.
- Retraining is manual for now (click a button), with automated retrain cycles on the roadmap. Retraining details
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- 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.
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| Integrations & Channels |
- Built for API integration first—no plug-and-play web widget included.
- Enterprise-grade endpoints and a Snowflake Native App option make tight data integration straightforward. Source
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- Ships native connectors for Slack, Google Chat, Facebook Messenger, Crisp, Freshchat, Zendesk Chat, Zoho SalesIQ, and more. See Slack integration
- Embed on any site with a quick script or iframe—works on web and mobile. Embed instructions
- Higher tiers add webhook support for event-driven hooks into your own systems.
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- Embeds easily—a lightweight script or iframe drops the chat widget into any website or mobile app.
- Offers ready-made hooks for Slack, Microsoft Teams, WhatsApp, Telegram, and Facebook Messenger.
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.
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| Core Chatbot Features |
- Powers advanced RAG agents with multi-hop retrieval and chain-of-thought reasoning for tough questions.
- Uses a reranker plus groundedness scoring for factual answers with precise attribution. Source
- “Instant Viewer” highlights the exact source text backing each part of the answer.
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- Strong Q&A for support, with multi-turn history visible in the admin dashboard.
- Handles 95 + languages to help a global audience. Language support
- Captures leads automatically during chat sessions.
- Built-in human handoff lets users escalate to a live agent when needed. Escalation details
- Tracks sentiment and conversation metrics so you can watch performance in real time.
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- Powers retrieval-augmented Q&A with GPT-4 and GPT-3.5 Turbo, keeping answers anchored to your own content.
- Reduces hallucinations by grounding replies in your data and adding source citations for transparency.
Benchmark Details
- Handles multi-turn, context-aware chats with persistent history and solid conversation management.
- Speaks 90+ languages, making global rollouts straightforward.
- Includes extras like lead capture (email collection) and smooth handoff to a human when needed.
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| Customization & Branding |
- Lets you tweak system prompts, tone, and content filters to match company policies—on the back end.
- No out-of-the-box UI builder; you’ll embed it in your own branded front end. Source
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- No-code dashboard to swap logos, colors, and welcome text in seconds. Customize appearance
- White-label add-on removes SiteGPT branding for a seamless look. White-label option
- Choose preset Personas to set tone and voice for each bot.
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- Fully white-labels the widget—colors, logos, icons, CSS, everything can match your brand.
White-label Options
- Provides a no-code dashboard to set welcome messages, bot names, and visual themes.
- Lets you shape the AI’s persona and tone using pre-prompts and system instructions.
- Uses domain allowlisting to ensure the chatbot appears only on approved sites.
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| LLM Model Options |
- Runs on its own Grounded Language Model (GLM) tuned for RAG—tests show ~88 % factual accuracy.
- Exposes standalone model APIs (reranker, generator) with simple token-based pricing. Source
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- Pick GPT-4o-mini for speed or full GPT-4o for deeper answers. Model options
- Select the mode per chatbot, balancing response time against depth as you like.
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- Taps into top models—OpenAI’s GPT-4, GPT-3.5 Turbo, and even Anthropic’s Claude for enterprise needs.
- Automatically balances cost and performance by picking the right model for each request.
Model Selection Details
- Uses proprietary prompt engineering and retrieval tweaks to return high-quality, citation-backed answers.
- Handles all model management behind the scenes—no extra API keys or fine-tuning steps for you.
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| Developer Experience (API & SDKs) |
- Offers solid REST APIs and a Python SDK for managing agents, ingesting data, and querying. Source
- Endpoints cover tuning, evaluation, and standalone components—all with clear, token-based pricing.
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- REST API for bot management, content uploads, and fetching answers. API getting started
- Manage Quick Prompts and Personas via API—no multi-language SDK yet, but REST makes it straightforward.
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- Ships a well-documented REST API for creating agents, managing projects, ingesting data, and querying chat.
API Documentation
- Offers open-source SDKs—like the Python
customgpt-client—plus Postman collections to speed integration.
Open-Source SDK
- Backs you up with cookbooks, code samples, and step-by-step guides for every skill level.
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| Integration & Workflow |
- Deploy in the cloud, a VPC, on-prem, or as a Snowflake Native App—whatever fits your stack.
- Fits into CI/CD pipelines and event-driven flows through custom API calls. Source
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- Embed on sites, pipe into chat channels, and auto-escalate to humans—ideal for support flows.
- Webhooks on Scale / Enterprise tiers trigger external actions like Zendesk tickets. Pricing & webhooks
- Scheduled retraining keeps the bot current with live site changes.
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- Gets you live fast with a low-code dashboard: create a project, add sources, and auto-index content in minutes.
- Fits existing systems via API calls, webhooks, and Zapier—handy for automating CRM updates, email triggers, and more.
Auto-sync Feature
- Slides into CI/CD pipelines so your knowledge base updates continuously without manual effort.
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| Performance & Accuracy |
- RAG 2.0 approach tops industry benchmarks for document understanding and factuality. Source
- Handles large, noisy datasets with multi-hop retrieval and robust reranking for grounded answers.
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- Retrieval-augmented generation keeps answers factual and on-topic.
- Two modes (fast vs. accurate) let you choose speed or depth. Model modes
- Fallback replies and handoff workflows cover edge cases gracefully.
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- Delivers sub-second replies with an optimized pipeline—efficient vector search, smart chunking, and caching.
- Independent tests rate median answer accuracy at 5/5—outpacing many alternatives.
Benchmark Results
- Always cites sources so users can verify facts on the spot.
- Maintains speed and accuracy even for massive knowledge bases with tens of millions of words.
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| Customization & Flexibility (Behavior & Knowledge) |
- Create multiple datastores and link them to agents by role or permission for fine-grained access.
- Tune the LLM on your own data, add guardrails, and embed custom logic as needed. Source
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- Click “Retrain” to upload new files or re-crawl a site—no tech skills required.
- Personas and Quick Prompts steer the conversation style; higher plans add custom rules. Persona configuration
- Run multiple chatbots under one account, each with its own data set.
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- 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.
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| Pricing & Scalability |
- Usage-based pricing tailored for enterprises—cost scales with agent capacity, data size, and query load. Source
- Standalone component APIs are priced per token, letting you mix and match pieces as you grow.
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- Growth plan (~$79/mo), Pro/Scale (~$259/mo), plus an Enterprise tier. View pricing
- Limits scale with message counts, bots, pages crawled, and file uploads—add-ons boost capacity when needed.
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- 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.
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| Security & Privacy |
- SOC 2 compliant with encryption in transit and at rest; deploy on-prem or in a VPC for full sovereignty. Source
- Implements role-based permissions and query-time access checks to keep data secure.
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- Uses HTTPS/TLS in transit and encrypted storage at rest—industry-standard security.
- Data stays in your workspace; formal certifications aren’t front-and-center, but best practices are followed.
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- 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.
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| Observability & Monitoring |
- Built-in evaluation shows groundedness scores, retrieval metrics, and logs every step. Source
- Plugs into external monitoring tools and supports detailed logging for audits and troubleshooting.
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- Dashboard shows chat histories, analytics, and trends in one place. Dashboard example
- Daily email digests keep teams updated without logging in.
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- 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.
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| Support & Ecosystem |
- High-touch enterprise support with solution engineers and technical account managers.
- Grows its ecosystem via partnerships (e.g., Snowflake) and industry thought leadership. Source
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- Email support and a “Submit a Request” form for new features or integrations. Submit a request
- Active blog, Product Hunt launches, and an agency partner program grow the ecosystem.
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- 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.
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| Additional Considerations |
- Great for mission-critical apps that need multimodal retrieval and advanced reasoning.
- Requires more up-front setup and technical know-how than no-code tools—best for teams with ML expertise.
- Handles complex needs like role-based data access and evolving multimodal content. Source
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- Built-in “Functions” let the bot trigger actions—like opening a support ticket—directly from chat. Learn about Functions
- SourceSync headless API offers a pure RAG backend when you need more developer control.
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- 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.
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| No-Code Interface & Usability |
- Web console helps manage agents, but there’s no drag-and-drop chatbot builder.
- UI integration is a coding project—APIs are powerful, but non-tech users will need developer help.
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- Guided dashboard lets anyone paste a URL or upload files and launch a bot in minutes.
- Pre-built integrations and a copy-paste embed snippet make deployment a breeze. Embed instructions
- Live demo plus 7-day free trial means you can test risk-free.
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- 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.
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Contextual AI
SiteGPT
CustomGPT