---
title: "Update an LLM Observability project"
method: PATCH
path: "/api/v2/llm-obs/v1/projects/{project_id}"
tags: ["LLM Observability"]
---

# Update an LLM Observability project

`PATCH /api/v2/llm-obs/v1/projects/{project_id}`

## Request

- Base URL: `https://api.datadoghq.com`
- URL: `https://api.datadoghq.com/api/v2/llm-obs/v1/projects/{project_id}`
- Auth: API key in header `DD-API-KEY` and API key in header `DD-APPLICATION-KEY`

Partially update an existing LLM Observability project.

## Path parameters

- `project_id` string, required

## Request body

- LLMObsProjectUpdateRequest: Request to partially update an LLM Observability project.
  - `data` LLMObsProjectUpdateDataRequest, required: Data object for updating an LLM Observability project.
    - `attributes` LLMObsProjectUpdateDataAttributesRequest, required: Attributes for updating an LLM Observability project.
      - `description` string: Updated description of the project.
      - `name` string: Updated name of the project.
    - `type` 'projects', required: Resource type of an LLM Observability project.

## Response `200`

OK

- LLMObsProjectResponse: Response containing a single LLM Observability project.
  - `data` LLMObsProjectDataResponse, required: Data object for an LLM Observability project.
    - `attributes` LLMObsProjectDataAttributesResponse, required: Attributes of an LLM Observability project.
      - `created_at` string, date-time, required: Timestamp when the project was created.
      - `description` string, nullable, required: Description of the project.
      - `name` string, required: Name of the project.
      - `updated_at` string, date-time, required: Timestamp when the project was last updated.
    - `id` string, required: Unique identifier of the project.
    - `type` 'projects', required: Resource type of an LLM Observability project.

## Other responses

- `400`: Bad Request
- `401`: Unauthorized
- `403`: Forbidden
- `404`: Not Found
- `429`: Too many requests

---

[API](https://skmtc.dev/datadog/apis/datadog-api-v2-collection.md) - [All operations](https://skmtc.dev/datadog/apis/datadog-api-v2-collection/llms.txt) - [OpenAPI document](https://skmtc.dev/datadog/apis/datadog-api-v2-collection/revisions/da68bf029e4c?raw)