---
title: "Update prompt session"
method: PUT
path: "/api/prompt-repo/sessions/{id}"
tags: ["Prompt Repository"]
---

# Update prompt session

`PUT /api/prompt-repo/sessions/{id}`

Updates a session's messages, model params, etc.

## Path parameters

- `id` integer, required

## Request body

- object
  - `name` string, required
  - `messages` object[], required
  - `model_params` object, required
  - `provider` string, required
  - `model` string, required

## Response `200`

Session updated

- object
  - `session` object — Prompt playground session
    - `id` integer — Auto-increment session ID
    - `prompt_id` string
    - `version_id` integer, nullable — Version this session was forked from
    - `name` string
    - `model_params` object — Model parameters (flexible JSON object)
    - `provider` string
    - `model` string
    - `created_at` string, date-time
    - `updated_at` string, date-time
    - `messages` object[]
      - `id` integer
      - `order_index` integer
      - `message` object — Opaque message content (JSON)

## Other responses

- `400` — Bad request
- `500` — Internal server error

---

[API](https://skmtc.net/getbifrost/apis/bifrost-api.md) · [All operations](https://skmtc.net/getbifrost/apis/bifrost-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/getbifrost/bifrost-api/versions/f8cab88f64ea/schema)