Anthropic Claude API
API for Claude models with long context, strong reasoning, tool use, and the Messages format used widely by AI agents.
Anthropic Claude API is listed in AI & ML.
Auth API key Pricing Paid URL https://www.anthropic.com/api Docs https://docs.anthropic.com/en/api/getting-started
Key metrics
Trial credit Rate limit Paid, usage-based; no free monthly quota (new orgs may get small trial credits). Tier spend caps start at $500/mo.
SDK SDK
Gotchas
No gotchas documented yet. Contribute one if you know a constraint we missed.
Labels
- Key required
Key required
Requires an API key (free to obtain) before use.
- Paid
Paid
No usable free tier; a paid plan is required.
llm text-generation agents tool-use reasoning