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API
- Messages APIPOST /v1/messages in the Anthropic format: streaming, tools, caching, thinking.
- Chat CompletionsPOST /v1/chat/completions in the OpenAI format: what is supported and what is ignored.
- Models & pricingModel list, prices per 1M tokens, how a request is priced and what it holds.
- Claude CodeRun Claude Code on Unspent credits with two environment variables.
- ErrorsEvery error the API returns, and whether you were charged.
- Rate limitsRequests per minute, concurrency, key limits and per-request caps.