Unity

Unity Relay API

NAT-traversal relay service that allows peer-to-peer multiplayer sessions without exposing player IPs. Allocates host/join codes, encrypted DTLS connections, and short-lived relay endpoints across global regions.

Unity Relay API is one of 19 APIs that Unity publishes on the APIs.io network.

Tagged areas include Multiplayer, Relay, Networking, and Gaming. The published artifact set on APIs.io includes API documentation.

GitHub

Documentation

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Documentation
https://services.docs.unity.com/relay-allocations/v1/

API entry from apis.yml

apis.yml Raw ↑ 
aid: unity-com:unity-relay-api
name: Unity Relay API
tags:
- Multiplayer
- Relay
- Networking
- Gaming
humanURL: https://services.docs.unity.com/relay-allocations/v1/
properties:
- url: https://services.docs.unity.com/relay-allocations/v1/
  type: Documentation
description: NAT-traversal relay service that allows peer-to-peer multiplayer sessions without exposing
  player IPs. Allocates host/join codes, encrypted DTLS connections, and short-lived relay endpoints across
  global regions.