todo.sr.ht's GraphQL API is compatible with the standard SourceHut GraphQL API conventions.
The API documentation is available at docs.sourcehut.org/todo.sr.ht.
See also:
commit 32db95c473a18296039b9b2a596fa8a6b5e9d55a Author: Maxwell G <maxwell@gtmx.me> Date: 2025-04-29T17:43:00-05:00 builds: update matrix for Fedora 43