---
title: "List models"
method: GET
path: "/v1/models"
tags: ["Models"]
---

# List models

`GET /v1/models`

List available LLM models from the configured upstream provider.

The server forwards the `Authorization` header to the upstream provider
when the request includes one.

## Response `200`

OpenAI-compatible models list.

- OpenAIModelsList
  - `data` OpenAIModel[], required
    - `id` string, required — Model identifier.
    - `object` 'model', required
    - `created` integer, required — Unix timestamp in seconds.
    - `owned_by` string, nullable — Organization that owns the model.

## Other responses

- `502` — The upstream provider is unreachable or returned an error.

## Changes

- **2026-07-28** `78af1d0a3dfe` — 1 warning, 1 info
  - removed the optional property `detail` from the response with the `502` status
  - added the required property `error` to the response with the `502` status

[Change history](https://skmtc.dev/nvidia/apis/nvidia-nemo-guardrails-library-api-server/changes/v1/models/get.md)

---

[API](https://skmtc.dev/nvidia/apis/nvidia-nemo-guardrails-library-api-server.md) · [All operations](https://skmtc.dev/nvidia/apis/nvidia-nemo-guardrails-library-api-server/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/nvidia/nvidia-nemo-guardrails-library-api-server/revisions/78af1d0a3dfe/schema)