API overview
All public endpoints live under https://api.opengateway.one/oss
and speak the standard OpenAI and Anthropic wire protocols.
Authentication
http
Authorization: Bearer YOUR_OPENGATEWAY_KEY
Anthropic-style clients may use x-api-key: YOUR_OPENGATEWAY_KEY instead. Both schemes work on every route. Never send upstream provider keys.
Core endpoints
post/oss/v1/chat/completions
OpenAI Chat Completions — streaming and tools supported on capable models. See Chat completions.
post/oss/v1/messages
Anthropic Messages — use the lane root base URL https://api.opengateway.one/oss. See Messages.
get/oss/v1/models
Live catalog discovery; powers the models page. See Models.
post/oss/v1/embeddings
OpenAI-compatible embedding surface. See Embeddings.
get/status/api
Public JSON health snapshot (no auth). Human UI at status.opengateway.one.
Base URLs at a glance
| Client family | Base URL | Note |
|---|---|---|
| OpenAI | https://api.opengateway.one/oss/v1 | Includes /v1 |
| Anthropic | https://api.opengateway.one/oss | SDK appends /v1/messages |