Azure AI Search website screenshot

Azure AI Search

Azure AI Search (formerly Azure Cognitive Search) is a cloud search service with built-in AI capabilities for enriching content and enabling vector and semantic search over heterogeneous data. It indexes content from Azure data sources and supports full-text, faceted, geospatial, vector, and hybrid retrieval.

Azure AI Search publishes 2 APIs on the APIs.io network: Documents API and Indexes API. Tagged areas include AI Search, Cognitive Search, Hybrid Search, Search, and Semantic Search.

Azure AI Search’s developer surface includes authentication, developer portal, pricing, documentation, getting-started guide, support, engineering blog, and 8 more developer resources.

🌐 Visit website 📡 Source on GitHub
52.7/100 developing ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
3 APIs
AI SearchCognitive SearchHybrid SearchSearchSemantic SearchVector Search

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 52.7/100 · developing
Contract Quality 13.8 / 25
Developer Ergonomics 10.4 / 20
Commercial Clarity 14.2 / 20
Operational Transparency 6.8 / 13
Governance 0.0 / 12
Discoverability 7.4 / 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-search: 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 3

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

Azure AI Search Management REST API

The management REST API provides operations for creating and managing Azure AI Search service instances, scaling replicas and partitions, and managing keys and shared private li...

Azure AI Search Documents API

The Documents API from Azure AI Search — 2 operation(s) for documents.

Azure AI Search Indexes API

The Indexes API from Azure AI Search — 2 operation(s) for indexes.

Open Collections 1

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

Azure AI Search REST API

OPEN COLLECTION

Pricing Plans 1

Published pricing tiers and plan structures.

Microsoft Azure Search Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Microsoft Azure Search Rate Limits

5 limits

RATE LIMITS

FinOps 1

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

Microsoft Azure Search Finops

FINOPS

Security Posture 2

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

Microsoft Azure Search Authentication

apiKey · 1 scheme

SECURITY

Microsoft Azure Search Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Agentic Access 1

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

Microsoft Azure Search Agentic Access

7 operations · 4 acting

7 operations · 4 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 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Build 2

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization
 SDKs
SDKs

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication

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-search
url: https://raw.githubusercontent.com/api-evangelist/microsoft-azure-search/refs/heads/main/apis.yml
name: Azure AI Search
description: Azure AI Search (formerly Azure Cognitive Search) is a cloud search service with built-in AI capabilities for
  enriching content and enabling vector and semantic search over heterogeneous data. It indexes content from Azure data sources
  and supports full-text, faceted, geospatial, vector, and hybrid retrieval.
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-search.png
tags:
- AI Search
- Cognitive Search
- Hybrid Search
- Search
- Semantic Search
- Vector Search
created: '2026-03-13'
modified: '2026-05-19'
specificationVersion: '0.20'
apis:
- aid: microsoft-azure-search:management-api
  name: Azure AI Search Management REST API
  description: The management REST API provides operations for creating and managing Azure AI Search service instances, scaling
    replicas and partitions, and managing keys and shared private link resources.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://learn.microsoft.com/en-us/rest/api/searchmanagement/
  baseURL: https://management.azure.com/
  tags:
  - Management
  - Provisioning
  - Search
  properties:
  - type: Documentation
    url: https://learn.microsoft.com/en-us/rest/api/searchmanagement/
  - type: Authentication
    url: https://learn.microsoft.com/en-us/azure/active-directory/develop/authentication-flows-app-scenarios
- aid: microsoft-azure-search:microsoft-azure-search-documents-api
  name: Azure AI Search Documents API
  description: The Documents API from Azure AI Search — 2 operation(s) for documents.
  humanURL: https://learn.microsoft.com/en-us/rest/api/searchservice/
  baseURL: https://{search-service}.search.windows.net/
  tags:
  - Documents
  properties:
  - type: OpenAPI
    url: openapi/microsoft-azure-search-documents-api-openapi.yml
  - type: Documentation
    url: https://learn.microsoft.com/en-us/rest/api/searchservice/
  - type: Authentication
    url: https://learn.microsoft.com/en-us/azure/search/search-security-api-keys
  - type: Versioning
    url: https://learn.microsoft.com/en-us/rest/api/searchservice/search-service-api-versions
- aid: microsoft-azure-search:microsoft-azure-search-indexes-api
  name: Azure AI Search Indexes API
  description: The Indexes API from Azure AI Search — 2 operation(s) for indexes.
  humanURL: https://learn.microsoft.com/en-us/rest/api/searchservice/
  baseURL: https://{search-service}.search.windows.net/
  tags:
  - Indexes
  properties:
  - type: OpenAPI
    url: openapi/microsoft-azure-search-indexes-api-openapi.yml
  - type: Documentation
    url: https://learn.microsoft.com/en-us/rest/api/searchservice/
  - type: Authentication
    url: https://learn.microsoft.com/en-us/azure/search/search-security-api-keys
  - type: Versioning
    url: https://learn.microsoft.com/en-us/rest/api/searchservice/search-service-api-versions
common:
- type: AgenticAccess
  url: agentic-access/microsoft-azure-search-agentic-access.yml
- type: DomainSecurity
  url: security/microsoft-azure-search-domain-security.yml
- type: Authentication
  url: authentication/microsoft-azure-search-authentication.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/search/
- type: Documentation
  url: https://learn.microsoft.com/en-us/azure/search/
- type: GettingStarted
  url: https://learn.microsoft.com/en-us/azure/search/search-get-started-portal
- type: SDKs
  url: https://learn.microsoft.com/en-us/azure/search/search-howto-dotnet-sdk
- 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-cognitive-search/
- type: StackOverflow
  url: https://stackoverflow.com/questions/tagged/azure-cognitive-search
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com