FastGPT

fastgpt.run

Open-source AI knowledge base and workflow platform that combines large language models.

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Overview

FastGPT is an open-source AI agent and knowledge base platform that enables you to build intelligent applications powered by large language models. It combines retrieval-augmented generation (RAG), data processing, and visual workflow orchestration, making it easy to create AI assistants trained on your own data and tailored to specific use cases.

Key features

  • Visual workflow builder
  • Enterprise knowledge base with hybrid retrieval
  • Multi-model integration
  • SSO and RBAC support
  • Pre-built industry templates
  • Conversation history and audit logs
  • Web page sync and indexing
  • Team collaboration features
Pros
  • Open-source option available
  • Production-ready architecture
  • Comprehensive industry solutions included
  • Strong governance and compliance features
  • Professional consulting and implementation support
  • Large active community (28,000+ GitHub stars)
Cons
  • Pricing in Chinese Yuan may complicate international adoption
  • Free tier has limited AI credits (100) and knowledge base indexes (600)
  • Custom edition requires sales contact for pricing
Use this if
You need a production-grade AI agent builder with enterprise features, want to minimize hallucinations through RAG, require compliance and audit controls, or need pre-built solutions for sales, support, or HR automation.
Skip this if
You need a simple chatbot without enterprise requirements, prefer pricing in USD or other major currencies, or want a fully managed service without self-hosting options.

Best for

Building enterprise AI agentsKnowledge base and RAG systemsSales and customer service automationHR and finance process automationTeams needing production-grade AI with compliance controls

Alternatives

LangChainLlamaIndexHugging Face TransformersOpenAI APIAnthropic Claude API

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