---
title: "Changes to Cancel a run"
method: POST
path: "/projects/{projectId}/eval-runs/{runId}/cancel"
---

# Changes to Cancel a run

`POST /projects/{projectId}/eval-runs/{runId}/cancel`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 12 of 74 revisions.

- **2026-08-29** `c628a0e95b06` — 2 info
- **2026-08-26** `e81e8ba8baae` — 1 info
- **2026-08-25** `172afb703db1` — 1 info
- **2026-08-24** `c479eeceb7a3` — 1 warning, 3 info
- **2026-08-22** `de73fc9b1118` — 3 info
- **2026-08-19** `ece7d99ceaf3` — 1 info
- **2026-08-19** `fac4c14468c7` — 1 info
- **2026-08-15** `d3adfe49fbbf` — 3 breaking, 2 warning, 1 info
- **2026-08-15** `2b4d84394b27` — 1 info
- **2026-08-04** `898e20711854` — 1 info
- **2026-07-25** `8e393fd5825f` — 5 warning
- **2026-06-26** `f311b5e01264` — 1 info

## Changes

- **2026-08-29** `c628a0e95b06` — 2 info
  - added the optional property `judges/allOf[#/components/schemas/EvalRunJudges]/goalCompletion/cases/items/iterationId` to the response with the `200` status
  - added the optional property `judges/allOf[#/components/schemas/EvalRunJudges]/groundedness/cases/items/iterationId` to the response with the `200` status
- **2026-08-26** `e81e8ba8baae` — 1 info
  - added the optional property `importEligibility` to the response with the `200` status
- **2026-08-25** `172afb703db1` — 1 info
  - added the optional property `gateWaiver` to the response with the `200` status
- **2026-08-24** `c479eeceb7a3` — 1 warning, 3 info
  - added the new `inconclusive` enum value to the `result` response property for the response status `200`
  - added the optional property `verdictPolicyIntegrityError` to the response with the `200` status
  - added the optional property `verdictPolicyVersion` to the response with the `200` status
  - added the optional property `verdictSummary` to the response with the `200` status
- **2026-08-22** `de73fc9b1118` — 3 info
  - added the optional property `effectiveModelId` to the response with the `200` status
  - added the optional property `modelSource` to the response with the `200` status
  - added the optional property `runGroupId` to the response with the `200` status
- **2026-08-19** `ece7d99ceaf3` — 1 info
  - added the optional property `executionEngine` to the response with the `200` status
- **2026-08-19** `fac4c14468c7` — 1 info
  - added the optional property `judges` to the response with the `200` status
- **2026-08-15** `d3adfe49fbbf` — 3 breaking, 2 warning, 1 info
  - added `#/components/schemas/EvalRunEnvironment, subschema #2` to the `environment` response property `oneOf` list for the response status `200`
  - the `environment` response's property type/format changed from `object, null`/`` to ``/`` for status `200`
  - removed the required property `environment/id` from the response with the `200` status
  - removed the optional property `environment/name` from the response with the `200` status
  - removed the optional property `environment/revision` from the response with the `200` status
  - added the optional property `insights` to the response with the `200` status
- **2026-08-15** `2b4d84394b27` — 1 info
  - added the optional property `scoreIntegrity` to the response with the `200` status
- **2026-08-04** `898e20711854` — 1 info
  - added the optional property `environment` to the response with the `200` status
- **2026-07-25** `8e393fd5825f` — 5 warning
  - added the new `CONFLICT` enum value to the `code` response property for the response status `401`
  - added the new `CONFLICT` enum value to the `code` response property for the response status `403`
  - added the new `CONFLICT` enum value to the `code` response property for the response status `404`
  - added the new `CONFLICT` enum value to the `code` response property for the response status `429`
  - added the new `CONFLICT` enum value to the `code` response property for the response status `500`
- **2026-06-26** `f311b5e01264` — 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/mcpjam/apis/mcpjam-api/docs/projects/:projectId/eval-runs/:runId/cancel/post.md) · [API](https://skmtc.dev/mcpjam/apis/mcpjam-api.md) · [Page](https://skmtc.dev/mcpjam/apis/mcpjam-api/changes/projects/:projectId/eval-runs/:runId/cancel/post)