StartupAPI Docs

Build with Claude through StartupAPI.

One prepaid balance, customer-controlled API keys, and clear usage-based settlement for Claude requests.

Quickstart Models & Pricing StartupAPI Home

How StartupAPI works

Follow a request from prepaid credits through authorization, model routing, and settlement.

FAQ

Read direct answers about pricing, models, stability, and refunds.

Models & Pricing

See the Claude model family currently available through StartupAPI.