GET
/v1/models/openrouter/openrouter-openai-gpt-5-1-chat
Accept:
| rawId | openai/gpt-5.1-chat |
| displayName | OpenAI: GPT-5.1 Chat |
| id | openrouter-openai-gpt-5-1-chat |
| activity | not declared by the provider |
| schemaEndpointId | no bound generation route |
| releasedAt | no release date reported by the provider |
| firstSeenAt | 1763060302 — Nov 13, 2025 |
| lastSeenAt | 1785511848 — 105d ago |
| pricing | not published by this provider’s list endpoint |
| contextWindow | 128000 |
| maxOutput | 32000 |
| modalities | {"input":["file","image","text"],"output":["text"]} |
| capabilities | {"max_completion_tokens":true,"response_format":true,"seed":true,"structured_outputs":true,"tool_choice":true,"tools":true} |
| knowledgeCutoff · openWeights · weightsUrl · requestMap · providerMetadata | not published by this provider’s list endpoint |
Endpoints & schemas
GET /v1/schemas/openrouter →Sources
| field | recorded source |
|---|---|
| activity | Source unknown — no source URL recorded. |
| contextWindow | Source unknown — no source URL recorded. |
| maxOutput | Source unknown — no source URL recorded. |
| modalities | Source unknown — no source URL recorded. |
| pricing | Source unknown — no source URL recorded. |
| capabilities | Source unknown — no source URL recorded. |
| reasoning | Source unknown — no source URL recorded. |
| requestMap | Source unknown — no source URL recorded. |
| schemaEndpointId | Source unknown — no source URL recorded. |
Use it
shell
$ curl https://modelschemas.com/v1/schemas/openrouter/audio/audio/speech # request schema
$ curl -X POST https://modelschemas.com/v1/validate -d '{"provider":"openrouter","endpointId":"audio/speech","payload":{…}}'
$ curl -X POST https://modelschemas.com/v1/estimate -d '{"provider":"openrouter","model":"openai/gpt-5.1-chat","usage":{"input_tokens":1200,"output_tokens":400}}'