---
title: "POST /experimental/fix-runs"
method: POST
path: "/experimental/fix-runs"
tags: ["Fix Runs"]
---

# POST /experimental/fix-runs

`POST /experimental/fix-runs`

Creates a new fix run and starts the iterative improve→review workflow.

## Headers

- `Authorization` string

## Request body

- object
  - `uploadKey` string, required
  - `workspaceId` string, uuid, required
  - `threshold` number — Stop iterating once a review scores at or above this value (0–100).
  - `maxIterations` integer — Maximum improve→review iterations to attempt.
  - `agent` string
  - `model` string
  - `subject` union
    - object
      - `type` 'tile_skill', required
      - `name` string, required
      - `path` string, required
      - `tileRef` string, required
      - `registryUrl` string, required
    - object
      - `type` 'skill', required
      - `name` string, required
      - `path` string
  - `pluginRef` string — Registry reference to a custom review plugin (workspace/plugin[@version]).
  - `pluginUploadKey` string — S3 upload key of a locally-packed review plugin tarball.

## Response `201`

Default Response

- object
  - `links` object, required
    - `self` string, uri, required
  - `data` object, required
    - `id` string, uuid, required
    - `type` 'fix-run', required
    - `attributes` object, required
      - `status` union, required
        - 'pending'
        - 'completed'
        - 'failed'
        - 'cancelled'
      - `workflowId` string, nullable, required
      - `config` object, required
        - `threshold` number, required
        - `maxIterations` integer, required
        - `agent` string, required
        - `model` string, required
      - `createdAt` string, date-time, required
      - `updatedAt` string, date-time, required

## Other responses

- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found
- `500` — Internal Server Error

---

[API](https://skmtc.net/tessl/apis/tessl-api.md) · [All operations](https://skmtc.net/tessl/apis/tessl-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/tessl/tessl-api/versions/fbb186825642/schema)