POST

Try POST /v1/messages/batches — Claude API

Claude playground

Create a Message Batch

Credentials

Anthropic API key · sent as x-api-key

Kept in this tab only. Requests go through apicheats.dev's same-origin proxy straight to api.anthropic.com; the proxy stores and logs nothing about them.

Headers

anthropic-version · fixed anthropic-beta · optionalanthropic-user-profile-id · optional

Body application/json

1 body fields

requests · required · object[] — List of requests for prompt completion. Each is an individual request to create a Message.