API

Developer API — call GREM tools programmatically over HTTPS

Start using the GREM Developer API: base URL, get a key, make your first call

API keys, Bearer authentication, key formats and scopes

RFC 7807 problem+json error format and status codes

Rate-limit headers, 429 handling, included calls and pay-as-you-go

Safely retry POST requests with an Idempotency-Key

Receive job-completion events and verify the HMAC signature

Official dependency-free TypeScript/JavaScript client for the GREM API

Read the public property/rental/complex catalog in a stable, allowlisted shape

Decode the enum codes returned by the object endpoints into human labels