---
title: "PUT /runner-configs/{runner_name}"
method: PUT
path: "/runner-configs/{runner_name}"
tags: ["runner_configs::upsert"]
---

# PUT /runner-configs/{runner_name}

`PUT /runner-configs/{runner_name}`

## Path parameters

- `runner_name` string, required

## Query parameters

- `namespace` string, required

## Request body

- RunnerConfigsUpsertRequestBody
  - `datacenters` object, required

## Response `200`

- RunnerConfigsUpsertResponse
  - `endpoint_config_changed` boolean, required

## Changes

- **2026-06-03** `6ce2a0b5c732` — 1 breaking, 2 info
  - removed `subschema #1, subschema #2` from the `datacenters/additionalProperties/allOf[#/components/schemas/RunnerConfigKind]/` request property `oneOf` list
  - the request property `datacenters/additionalProperties/allOf[subschema #2]/drain_on_version_upgrade` became nullable
  - added `subschema #1, subschema #2` to the `datacenters/additionalProperties/allOf[#/components/schemas/RunnerConfigKind]/` request property `oneOf` list
- **2026-04-13** `bd120235d360` — 1 info
  - added the new optional request property `datacenters/additionalProperties/allOf[#/components/schemas/RunnerConfigKind]/oneOf[subschema #2]/serverless/drain_grace_period`
- **2026-04-05** `7ea3078b3ea0` — 1 info
  - added the new optional request property `datacenters/additionalProperties/allOf[#/components/schemas/RunnerConfigKind]/oneOf[subschema #2]/serverless/max_concurrent_actors`
- **2026-01-23** `3e6deb14f7b7` — 1 info
  - added the new optional request property `datacenters/additionalProperties/allOf[#/components/schemas/RunnerConfigKind]/oneOf[subschema #2]/serverless/metadata_poll_interval`
- …earlier changes not shown

[Full history](https://skmtc.dev/rivet-dev/apis/rivet-api-public/changes/runner-configs/:runner_name/put.md)

---

[API](https://skmtc.dev/rivet-dev/apis/rivet-api-public.md) · [All operations](https://skmtc.dev/rivet-dev/apis/rivet-api-public/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/rivet-dev/rivet-api-public/revisions/a22e2e3f6322/schema)