Azure SignalR Service website screenshot

Azure SignalR Service

Azure SignalR Service REST API enables management of real-time web communication services. It supports creating SignalR instances, managing connections, sending messages to clients and groups, and configuring upstream endpoints for serverless real-time messaging.

Azure SignalR Service publishes 2 APIs on the APIs.io network: Operations API and SignalR API. Tagged areas include Real-Time, WebSockets, SignalR, Messaging, and Push.

Azure SignalR Service’s developer surface includes authentication, developer portal, pricing, documentation, getting-started guide, support, engineering blog, and 9 more developer resources.

🌐 Visit website 📡 Source on GitHub
50.9/100 developing ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
2 APIs
Real-TimeWebSocketsSignalRMessagingPush

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 50.9/100 · developing
Contract Quality 13.8 / 25
Developer Ergonomics 9.1 / 20
Commercial Clarity 14.2 / 20
Operational Transparency 6.8 / 13
Governance 0.0 / 12
Discoverability 6.9 / 10
Agent readiness — 31/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/microsoft-azure-signalr: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 2

Individual APIs this provider publishes, each with its own machine-readable definition.

Azure SignalR Service Operations API

Operations operations

Azure SignalR Service SignalR API

SignalR operations

Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

Azure SignalR Service REST API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Microsoft Azure Signalr Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Microsoft Azure Signalr Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Microsoft Azure Signalr Finops

FINOPS

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Microsoft Azure Signalr Authentication

oauth2 · 1 scheme

SECURITY

Microsoft Azure Signalr Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Microsoft Azure Signalr Scopes

1 scope · implicit

1 scopes

SCOPES

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Microsoft Azure Signalr Agentic Access

7 operations · 3 acting

7 operations · 3 acting

AGENTIC

Resources

Get Started 2

Portal, sign-up, and the first successful call

Portal
Portal
 GettingStarted
GettingStarted

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 2

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess
 LlmsText
LlmsText

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 3

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication
 OAuthScopes
OAuthScopes

Operate 3

Status, limits, changes, and where to get help

StatusPage
StatusPage
 Support
Support
 StackOverflow
StackOverflow

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 TermsOfService
TermsOfService
 PrivacyPolicy
PrivacyPolicy

Company 1

The organization behind the API

Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: microsoft-azure-signalr
url: https://raw.githubusercontent.com/api-evangelist/microsoft-azure-signalr/refs/heads/main/apis.yml
name: Azure SignalR Service
description: Azure SignalR Service REST API enables management of real-time web communication services. It supports creating
  SignalR instances, managing connections, sending messages to clients and groups, and configuring upstream endpoints for
  serverless real-time messaging.
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/microsoft-azure-signalr.png
tags:
- Real-Time
- WebSockets
- SignalR
- Messaging
- Push
created: '2026-03-13'
modified: '2026-05-19'
specificationVersion: '0.20'
apis:
- aid: microsoft-azure-signalr:microsoft-azure-signalr-operations-api
  name: Azure SignalR Service Operations API
  description: Operations operations
  humanURL: https://learn.microsoft.com/en-us/rest/api/signalr/
  baseURL: https://management.azure.com/
  tags:
  - Operations
  properties:
  - type: OpenAPI
    url: openapi/microsoft-azure-signalr-operations-api-openapi.yml
  - type: Documentation
    url: https://learn.microsoft.com/en-us/rest/api/signalr/
  - type: Authentication
    url: https://learn.microsoft.com/en-us/azure/active-directory/develop/authentication-flows-app-scenarios
- aid: microsoft-azure-signalr:microsoft-azure-signalr-signalr-api
  name: Azure SignalR Service SignalR API
  description: SignalR operations
  humanURL: https://learn.microsoft.com/en-us/rest/api/signalr/
  baseURL: https://management.azure.com/
  tags:
  - SignalR
  properties:
  - type: OpenAPI
    url: openapi/microsoft-azure-signalr-signalr-api-openapi.yml
  - type: Documentation
    url: https://learn.microsoft.com/en-us/rest/api/signalr/
  - type: Authentication
    url: https://learn.microsoft.com/en-us/azure/active-directory/develop/authentication-flows-app-scenarios
common:
- type: AgenticAccess
  url: agentic-access/microsoft-azure-signalr-agentic-access.yml
- type: DomainSecurity
  url: security/microsoft-azure-signalr-domain-security.yml
- type: Authentication
  url: authentication/microsoft-azure-signalr-authentication.yml
- type: OAuthScopes
  url: scopes/microsoft-azure-signalr-scopes.yml
- type: GitHubOrganization
  url: https://github.com/Azure
- type: Portal
  url: https://portal.azure.com/
- type: Pricing
  url: https://azure.microsoft.com/en-us/pricing/details/signalr-service/
- type: Documentation
  url: https://learn.microsoft.com/en-us/azure/azure-signalr/
- type: GettingStarted
  url: https://learn.microsoft.com/en-us/azure/azure-signalr/signalr-quickstart-azure-signalr-service-arm-template
- type: StatusPage
  url: https://azure.status.microsoft/en-us/status
- type: TermsOfService
  url: https://www.microsoft.com/en-us/legal/terms-of-use
- type: PrivacyPolicy
  url: https://privacy.microsoft.com/en-us/privacystatement
- type: Support
  url: https://support.microsoft.com/
- type: Blog
  url: https://azure.microsoft.com/en-us/blog/product/azure-signalr-service/
- type: StackOverflow
  url: https://stackoverflow.com/questions/tagged/azure-signalr
- type: LlmsText
  url: https://portal.azure.com/llms.txt
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com