---
title: "Changes to List fine-tuning jobs"
method: GET
path: "/fine_tuning/jobs"
---

# Changes to List fine-tuning jobs

`GET /fine_tuning/jobs`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 5 of 163 revisions.

- **2026-09-25** `9c523485a79e` — 2 info
- **2026-08-05** `ab0c5306e390` — 2 warning, 6 info
- **2026-05-13** `74cbcf73838f` — 11 breaking, 1 warning, 6 info
- **2025-03-11** `6ab43fe7798e` — 2 info
- **2024-12-18** `8fbbc11fa933` — 1 breaking, 3 info

## Changes

- **2026-09-25** `9c523485a79e` — 2 info
  - added the non-success response with the status `400`
  - added the non-success response with the status `429`
- **2026-08-05** `ab0c5306e390` — 2 warning, 6 info
  - added the new `max` enum value to the `data/items/method/reinforcement/grader/oneOf[subschema #4: ScoreModelGrader]/sampling_params/reasoning_effort/anyOf[subschema #1]/` response property for the response status `200`
  - added the new `max` enum value to the `data/items/method/reinforcement/grader/oneOf[subschema #5: MultiGrader]/graders/oneOf[subschema #4: ScoreModelGrader]/sampling_params/reasoning_effort/anyOf[subschema #1]/` response property for the response status `200`
  - added the optional property `data/items/method/reinforcement/grader/oneOf[subschema #4: ScoreModelGrader]/input/items/content/oneOf[subschema #1: Eval content item]/oneOf[subschema #2: Input text]/prompt_cache_breakpoint` to the response with the `200` status
  - added the optional property `data/items/method/reinforcement/grader/oneOf[subschema #4: ScoreModelGrader]/input/items/content/oneOf[subschema #2: An array of Input text, Output text, Input image, and Input audio]/items/oneOf[subschema #2: Input text]/prompt_cache_breakpoint` to the response with the `200` status
  - added the optional property `data/items/method/reinforcement/grader/oneOf[subschema #5: MultiGrader]/graders/oneOf[subschema #4: ScoreModelGrader]/input/items/content/oneOf[subschema #1: Eval content item]/oneOf[subschema #2: Input text]/prompt_cache_breakpoint` to the response with the `200` status
  - added the optional property `data/items/method/reinforcement/grader/oneOf[subschema #5: MultiGrader]/graders/oneOf[subschema #4: ScoreModelGrader]/input/items/content/oneOf[subschema #2: An array of Input text, Output text, Input image, and Input audio]/items/oneOf[subschema #2: Input text]/prompt_cache_breakpoint` to the response with the `200` status
  - added the optional property `data/items/method/reinforcement/grader/oneOf[subschema #5: MultiGrader]/graders/oneOf[subschema #5: LabelModelGrader]/input/items/content/oneOf[subschema #1: Eval content item]/oneOf[subschema #2: Input text]/prompt_cache_breakpoint` to the response with the `200` status
  - added the optional property `data/items/method/reinforcement/grader/oneOf[subschema #5: MultiGrader]/graders/oneOf[subschema #5: LabelModelGrader]/input/items/content/oneOf[subschema #2: An array of Input text, Output text, Input image, and Input audio]/items/oneOf[subschema #2: Input text]/prompt_cache_breakpoint` to the response with the `200` status
- **2026-05-13** `74cbcf73838f` — 11 breaking, 1 warning, 6 info
  - response property `data/items/estimated_finish` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `data/items/fine_tuned_model` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `data/items/finished_at` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `data/items/integrations` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `data/items/metadata` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `data/items/trained_tokens` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - response property `data/items/validation_file` list-of-types was widened by adding types `null` to media type `application/json` of response `200`
  - the `data/items/error` response's property type changed from `object` to no type for status `200`
  - removed the required property `data/items/error/code` from the response with the `200` status
  - removed the required property `data/items/error/message` from the response with the `200` status
  - removed the required property `data/items/error/param` from the response with the `200` status
  - added the new `reinforcement` enum value to the `data/items/method/type` response property for the response status `200`
  - added the optional property `data/items/method/reinforcement` to the response with the `200` status
  - added `subschema #1, subschema #2` to the `data/items/error` response property `anyOf` list for the response status `200`
  - added `subschema #1, subschema #2` to the `data/items/hyperparameters/batch_size` response property `anyOf` list for the response status `200`
  - the response property `data/items/method/type` became required for the status `200`
  - the `batch_size` response's property default value `auto` was removed for the status `200`
  - removed `subschema #1, subschema #2` from the `data/items/hyperparameters/batch_size` response property `oneOf` list for the response status `200`
- **2025-03-11** `6ab43fe7798e` — 2 info
  - added the new optional `query` request parameter `metadata`
  - added the optional property `data/items/metadata` to the response with the `200` status
- **2024-12-18** `8fbbc11fa933` — 1 breaking, 3 info
  - the response property `data/items/hyperparameters/n_epochs` became optional for the status `200`
  - added the optional property `data/items/hyperparameters/batch_size` to the response with the `200` status
  - added the optional property `data/items/hyperparameters/learning_rate_multiplier` to the response with the `200` status
  - added the optional property `data/items/method` to the response with the `200` status

---

[Operation](https://skmtc.dev/openai/apis/openapi/docs/fine_tuning/jobs/get.md) · [API](https://skmtc.dev/openai/apis/openapi.md) · [Page](https://skmtc.dev/openai/apis/openapi/changes/fine_tuning/jobs/get)