provider/model-name with --model or DEFAULT_MODEL.
gemini/gemini-2.5-flash.
Common routes
Default Gemini path
Set
GEMINI_API_KEY and use gemini/gemini-2.5-flash.OpenAI or Anthropic
Set
OPENAI_API_KEY or ANTHROPIC_API_KEY, then use a matching LiteLLM
model string.Hosted routing
Use OpenRouter, Vercel AI Gateway, Azure, Bedrock, Databricks, Cloudflare,
Together, Fireworks, or Groq.
Subscription login
Use ChatGPT or GitHub Copilot OAuth instead of static API keys.
