LLM Providers

Configure Anthropic, OpenAI, Google, Mistral, Cohere, Groq, or OpenRouter.

Supported Providers

ProviderAPI Key VariableDescription
AnthropicANTHROPIC_API_KEYClaude models, high quality
OpenAIOPENAI_API_KEYGPT models, versatile
GoogleGOOGLE_API_KEYGemini models, fast
MistralMISTRAL_API_KEYEuropean provider
CohereCOHERE_API_KEYEnterprise focused
GroqGROQ_API_KEYUltra-fast inference
OpenRouterOPENROUTER_API_KEY200+ models via single API

Anthropic

  • claude-sonnet-4-20250514
  • claude-3-5-sonnet-latest
  • claude-3-5-haiku-latest

OpenAI

  • gpt-4.1
  • gpt-4.1-mini
  • gpt-4o

Google

  • gemini-2.5-pro
  • gemini-2.5-flash
  • gemini-2.0-flash

Mistral

  • mistral-large-latest
  • codestral-latest

Groq

  • llama-3.3-70b-versatile
  • llama-3.1-8b-instant

API Key Resolution

Keys are resolved in order:

  1. Environment variables (highest priority)
  2. ~/.hunknote/credentials file
  3. Project .env file