Claude Fable 5.1 vs FastGPT

A side-by-side comparison of features, pricing, and characteristics.

Claude Fable 5.1

Anthropic general-availability frontier model for coding and knowledge work.

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FastGPT

FastGPT is an open-source knowledge base platform based on LLMs.

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AttributeClaude Fable 5.1FastGPT
Pricing typePaidContact for pricing
Korean supportNoPartial
Platforms-Web, API
Open sourceNoYes
API availableAvailableAvailable
SDK-Available
LLM-based-Yes
Multimodal-Yes
AI model-GPT, Claude, Llama, DeepSeek
GitHub Stars-29.6K
Vendor-LabRing
CategoryDeveloper ToolsDeveloper Tools
DetailsView View

FastGPT key features

  • Visual workflow editor
  • RAG-based knowledge base
  • Multi-model integration
  • Data preprocessing
  • API and SDK support