Aliases

Some clients do not prepend /v1. The backend registers compatibility aliases for those clients.

Registered Aliases

Method	Alias path	Standard path
POST	/responses, /responses/*	/v1/responses, /v1/responses/*
GET	/responses	OpenAI Responses WebSocket compatibility entry
POST	/chat/completions	/v1/chat/completions
POST	/images/generations, /images/edits	/v1/images/generations, /v1/images/edits
POST	/images/tasks	/v1/images/tasks
GET	/images/tasks/{task_id}	/v1/images/tasks/{task_id}
GET	/images/tasks/events	/v1/images/tasks/events
POST	/images/tasks/{task_id}/cancel	/v1/images/tasks/{task_id}/cancel

Codex-Compatible Entry

Method	Path	Notes
POST	/backend-api/codex/responses	Codex-compatible Responses entry.
POST	/backend-api/codex/responses/*	Codex-compatible Responses subpaths.
GET	/backend-api/codex/responses	Codex-compatible WebSocket entry.

Unregistered Aliases

The current backend does not register these paths without /v1:

/models
/usage

Use /v1/models and /v1/usage for model and usage queries.