GET
/v1/models/openrouter/openrouter-nvidia-nemotron-3-ultra-550b-a55b-batch
Accept:
| rawId | nvidia/nemotron-3-ultra-550b-a55b:batch |
| displayName | NVIDIA: Nemotron 3 Ultra (batch) |
| id | openrouter-nvidia-nemotron-3-ultra-550b-a55b-batch |
| activity | chat |
| schemaEndpointId | chat/completions |
| releasedAt | no release date reported by the provider |
| firstSeenAt | 1780551208 — Jun 4, 2026 |
| lastSeenAt | 1788395432 — 71d ago |
| pricing | not published by this provider’s list endpoint |
| contextWindow | 512288 |
| maxOutput | 461059 |
| modalities | {"input":["text"],"output":["text"]} |
| capabilities | {"frequency_penalty":true,"include_reasoning":true,"logit_bias":true,"max_tokens":true,"min_p":true,"presence_penalty":true,"reasoning":true,"reasoning_effort":true,"repetition_penalty":true,"response_format":true,"stop":true,"structured_outputs":true,"temperature":true,"tool_choice":true,"tools":true,"top_k":true,"top_p":true} |
| knowledgeCutoff · openWeights · weightsUrl · requestMap · providerMetadata | not published by this provider’s list endpoint |
Endpoints & schemas
GET /v1/schemas/openrouter →| endpoint | activity |
|---|---|
| chat/completions | chat |
endpoints matching this model — the provider has more, see /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/chat/chat/completions # request schema
$ curl -X POST https://modelschemas.com/v1/validate -d '{"provider":"openrouter","endpointId":"chat/completions","payload":{…}}'
$ curl -X POST https://modelschemas.com/v1/estimate -d '{"provider":"openrouter","model":"nvidia/nemotron-3-ultra-550b-a55b:batch","usage":{"input_tokens":1200,"output_tokens":400}}'