---
title: "Changes to Returns the runtime and version of the control plane. Requests with the admin token also receive the actor names served by the default namespace."
method: GET
path: "/metadata"
---

# Changes to Returns the runtime and version of the control plane. Requests with the admin token also receive the actor names served by the default namespace.

`GET /metadata`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 95 revisions.

- **2026-10-31** `aa8d1a8a5d14`: 8 breaking, 1 warning, 5 info
- **2026-06-09** `16af2454889c`: 2 info
- **2026-01-12** `f03ff7754af9`: 1 info

## Changes

- **2026-10-31** `aa8d1a8a5d14`: 8 breaking, 1 warning, 5 info
  - removed the required property `build_timestamp` from the response with the `200` status
  - removed the required property `cargo_profile` from the response with the `200` status
  - removed the required property `cargo_target` from the response with the `200` status
  - removed the required property `envoy_protocol_version` from the response with the `200` status
  - removed the required property `epoxy_protocol_version` from the response with the `200` status
  - removed the required property `git_sha` from the response with the `200` status
  - removed the required property `rustc_host` from the response with the `200` status
  - removed the required property `rustc_version` from the response with the `200` status
  - added the new `engine` enum value to the `runtime` response property for the response status `200`
  - the endpoint scheme security `bearer_auth` was added to the API
  - the endpoint scheme security `rivet_token_header` was added to the API
  - added the non-success response with the status `500`
  - added the optional property `actorNames` to the response with the `200` status
  - added the required property `envoyProtocolVersion` to the response with the `200` status
- **2026-06-09** `16af2454889c`: 2 info
  - added the required property `envoy_protocol_version` to the response with the `200` status
  - added the required property `epoxy_protocol_version` to the response with the `200` status
- **2026-01-12** `f03ff7754af9`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/rivet-dev/apis/rivet-api-public/docs/metadata/get.md) - [API](https://skmtc.dev/rivet-dev/apis/rivet-api-public.md) - [Page](https://skmtc.dev/rivet-dev/apis/rivet-api-public/changes/metadata/get)