Skip to main content

LLM Integration

OpenAPI MCP Codegen integrates with leading LLM providers to generate AI-optimized API documentation.

Supported Providers​

OpenAI​

  • Models: GPT-4, GPT-4o, GPT-3.5-turbo
  • Configuration: Set OPENAI_API_KEY environment variable
  • Endpoint: Configurable via OPENAI_ENDPOINT

Anthropic​

  • Models: Claude-3-5-Sonnet, Claude-3-Haiku
  • Configuration: Set ANTHROPIC_API_KEY environment variable
  • Provider: Set LLM_PROVIDER=anthropic

Enhancement Features​

  • Contextual Descriptions: Generate "Use when:" patterns for better AI comprehension
  • OpenAI Compatibility: Descriptions under 300 characters for function calling
  • Plain Text Format: No markdown or special formatting
  • Fallback Support: Rule-based enhancement when LLM unavailable

Configuration​

# OpenAI
export OPENAI_API_KEY=sk-...
export LLM_PROVIDER=openai
export OPENAI_MODEL_NAME=gpt-4o

# Anthropic
export ANTHROPIC_API_KEY=sk-ant-...
export LLM_PROVIDER=anthropic
export ANTHROPIC_MODEL_NAME=claude-3-5-sonnet-20241022

Documentation in progress. See prompt configuration for detailed prompt engineering.