aid: microsoft-azure-functions
name: Microsoft Azure Functions
description: Azure Functions is a serverless compute platform from Microsoft Azure enabling event-driven code execution triggered
  by HTTP requests, timers, queues, blobs, and other Azure services. The Azure Functions management API provides programmatic
  access to function app lifecycle management, deployment, configuration, scaling, and monitoring through Azure Resource Manager.
type: Index
image: https://kinlane-productions2.s3.amazonaws.com/apis-json/apis-json-logo.jpg
url: https://raw.githubusercontent.com/api-evangelist/microsoft-azure-functions/refs/heads/main/apis.yml
created: '2024-01-01'
modified: '2026-05-19'
specificationVersion: '0.19'
tags:
- Azure
- Cloud
- Compute
- Event-Driven
- Microsoft
- Serverless
apis:
- aid: microsoft-azure-functions:azure-functions-management-api
  name: Azure Functions Management API
  description: The Azure App Service / Web Apps REST API provides management operations for Azure Functions apps including
    creating and configuring function apps, managing deployment slots, application settings, host keys, function keys, scaling
    configuration, and monitoring. Part of the Azure Resource Manager API surface.
  humanURL: https://learn.microsoft.com/en-us/rest/api/appservice/web-apps
  baseURL: https://management.azure.com
  properties:
  - type: Documentation
    url: https://learn.microsoft.com/en-us/rest/api/appservice/web-apps
  - type: GettingStarted
    url: https://learn.microsoft.com/en-us/azure/azure-functions/functions-get-started
  - type: APIReference
    url: https://learn.microsoft.com/en-us/rest/api/appservice/web-apps/get
  - type: Authentication
    url: https://learn.microsoft.com/en-us/rest/api/azure/#register-your-client-application-with-azure-ad
  - type: OpenAPI
    url: openapi/azure-functions-management-api.json
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-general.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-appserviceenvironments.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-appserviceplans.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-certificates.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-deletedwebapps.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-diagnostics.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-global.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-kubeenvironments.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-operations.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-provider.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-recommendations.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-resourcehealthmetadata.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-sitecertificates.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-staticsites.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-webapps.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-workflowrunactions.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-workflowruns.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-workflowtriggerhistories.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-workflowtriggers.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-workflowversions.yaml
  - type: NaftikoCapability
    url: capabilities/azure-functions-management-workflows.yaml
  tags:
  - App Service
  - Deployment
  - Functions
  - Management
  - Resource Manager
  - Serverless
- aid: microsoft-azure-functions:azure-functions-runtime-api
  name: Azure Functions Runtime API
  description: The Azure Functions host runtime provides HTTP endpoints for function invocation, admin operations, host status,
    function management, and key management. Includes endpoints for listing functions, getting function status, managing host
    and function keys, and triggering function execution.
  humanURL: https://learn.microsoft.com/en-us/azure/azure-functions/functions-reference
  baseURL: https://{functionapp}.azurewebsites.net
  properties:
  - type: Documentation
    url: https://learn.microsoft.com/en-us/azure/azure-functions/functions-reference
  - type: GettingStarted
    url: https://learn.microsoft.com/en-us/azure/azure-functions/create-first-function-cli-csharp
  - type: Authentication
    url: https://learn.microsoft.com/en-us/azure/azure-functions/security-concepts
  tags:
  - Event-Driven
  - Functions
  - HTTP Trigger
  - Runtime
  - Serverless
common:
- type: ArazzoWorkflows
  url: arazzo/
  workflows:
  - url: arazzo/microsoft-azure-functions-create-function-and-verify-workflow.yml
    name: Create a Function in a Function App and Verify It
    summary: Create a single function inside an existing function app, then read it back to confirm it exists.
  - url: arazzo/microsoft-azure-functions-deploy-function-and-sync-triggers-workflow.yml
    name: Deploy a Function and Sync Its Triggers
    summary: Create a function, sync the function app's triggers, and list the resulting trigger status.
  - url: arazzo/microsoft-azure-functions-inspect-app-and-issue-admin-token-workflow.yml
    name: Inspect a Function App and Issue an Admin Token
    summary: Read a function app, list its functions, and issue a Functions admin token for the runtime API.
  - url: arazzo/microsoft-azure-functions-provision-function-app-workflow.yml
    name: Provision an Azure Function App and Confirm It Is Running
    summary: Create a function app, poll until it reports a running state, then list its functions.
  - url: arazzo/microsoft-azure-functions-provision-staging-slot-workflow.yml
    name: Provision a Staging Deployment Slot
    summary: Create a deployment slot on a function app, poll it until running, and ensure it is started.
  - url: arazzo/microsoft-azure-functions-record-deployment-workflow.yml
    name: Record a Deployment and Verify the Deployment Log
    summary: Create a deployment record on a function app, read it back, and list all deployments.
  - url: arazzo/microsoft-azure-functions-rotate-function-key-workflow.yml
    name: Rotate a Function Key and Confirm It
    summary: Create or update a named function key, then list the function keys to confirm the new value is in place.
  - url: arazzo/microsoft-azure-functions-rotate-host-key-workflow.yml
    name: Rotate a Host-Level Key and List All Host Keys
    summary: Create or update a host key (function or system) of a function app, then list all host keys to confirm.
  - url: arazzo/microsoft-azure-functions-swap-slot-to-production-workflow.yml
    name: Preview and Swap a Slot Into Production
    summary: Diff a staging slot against a target, swap it in, and confirm the app is running.
  - url: arazzo/microsoft-azure-functions-update-app-settings-workflow.yml
    name: Update Function App Settings and Confirm Them
    summary: Read the current app settings, write a merged set, and list them back to confirm.
  - url: arazzo/microsoft-azure-functions-update-site-config-workflow.yml
    name: Update Function App Site Configuration and Restart
    summary: Read the web site configuration, apply changes, then restart the app to pick them up.
- type: Portal
  url: https://portal.azure.com/
- type: GettingStarted
  url: https://learn.microsoft.com/en-us/azure/azure-functions/functions-get-started
- type: Documentation
  url: https://learn.microsoft.com/en-us/azure/azure-functions/
- type: Pricing
  url: https://azure.microsoft.com/en-us/pricing/details/functions/
- 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://azure.microsoft.com/en-us/support/
- type: StatusPage
  url: https://status.azure.com/
- type: Blog
  url: https://azure.microsoft.com/en-us/blog/
- type: ChangeLog
  url: https://learn.microsoft.com/en-us/azure/azure-functions/functions-versions
- type: GitHubOrganization
  url: https://github.com/Azure
- type: GitHubRepository
  url: https://github.com/Azure/azure-functions-host
- type: GitHubRepository
  url: https://github.com/Azure/azure-functions-core-tools
- type: SDK
  url: https://www.nuget.org/packages/Microsoft.Azure.Functions.Worker
  title: .NET SDK
- type: SDK
  url: https://pypi.org/project/azure-functions/
  title: Python SDK
- type: SDK
  url: https://www.npmjs.com/package/@azure/functions
  title: Node.js SDK
- type: SDK
  url: https://central.sonatype.com/artifact/com.microsoft.azure.functions/azure-functions-java-library
  title: Java SDK
- type: CLI
  url: https://github.com/Azure/azure-functions-core-tools
  title: Azure Functions Core Tools
- type: CLI
  url: https://learn.microsoft.com/en-us/cli/azure/functionapp
  title: Azure CLI (az functionapp)
- type: Training
  url: https://learn.microsoft.com/en-us/training/paths/create-serverless-applications/
- type: StackOverflow
  url: https://stackoverflow.com/questions/tagged/azure-functions
- type: X
  url: https://x.com/AzureFunctions
- type: Features
  data:
  - name: HTTP Triggers
    description: Execute functions via HTTP requests with RESTful endpoint support and built-in authentication.
  - name: Timer Triggers
    description: Schedule function execution using CRON expressions for recurring tasks.
  - name: Queue Triggers
    description: Process messages from Azure Storage Queues and Service Bus for async workloads.
  - name: Blob Triggers
    description: React to blob storage changes for file processing and data pipeline automation.
  - name: Event Grid Triggers
    description: Handle events from Azure Event Grid for event-driven architectures.
  - name: Cosmos DB Triggers
    description: Process database changes in Azure Cosmos DB using the change feed.
  - name: Durable Functions
    description: Orchestrate complex stateful workflows with function chaining, fan-out/fan-in, and human interaction patterns.
  - name: Deployment Slots
    description: Manage staging and production slots for zero-downtime deployments and traffic splitting.
  - name: Custom Handlers
    description: Run functions in any language by implementing a lightweight HTTP server.
  - name: Managed Identity
    description: Authenticate to Azure services without managing credentials using system or user-assigned identities.
  - name: Scaling
    description: Automatic scaling from zero to thousands of instances based on event load.
  - name: Premium Plan
    description: Pre-warmed instances, VNET integration, and unlimited execution duration for enterprise workloads.
- type: UseCases
  data:
  - name: API Backend
    description: Build serverless REST APIs with HTTP-triggered functions and Azure API Management integration.
  - name: Event Processing
    description: Process events from queues, topics, Event Grid, and IoT Hub for real-time data pipelines.
  - name: Scheduled Tasks
    description: Run scheduled jobs for data cleanup, report generation, and system maintenance.
  - name: File Processing
    description: Transform, validate, and process files uploaded to blob storage.
  - name: Webhook Handling
    description: Receive and process webhooks from third-party services and SaaS platforms.
  - name: Microservices
    description: Build lightweight microservices with independent scaling and deployment.
  - name: Data Transformation
    description: ETL workloads for transforming and loading data between Azure services.
  - name: IoT Backend
    description: Process IoT device telemetry and events with Event Hub and IoT Hub triggers.
- type: Integrations
  data:
  - name: Azure API Management
    description: Front Azure Functions with API Management for rate limiting, authentication, and developer portal.
  - name: Azure DevOps
    description: CI/CD pipeline integration for automated function deployment and testing.
  - name: GitHub Actions
    description: Deploy Azure Functions directly from GitHub repositories with Actions workflows.
  - name: Visual Studio Code
    description: Full development experience with the Azure Functions VS Code extension.
  - name: Azure Monitor
    description: Application Insights integration for function monitoring, logging, and diagnostics.
  - name: Azure Key Vault
    description: Secure secrets management with Key Vault references in application settings.
  - name: Terraform
    description: Infrastructure-as-code management of function apps with the AzureRM Terraform provider.
- type: Solutions
  data:
  - name: Consumption Plan
    description: Pay-per-execution pricing with automatic scaling and 5-minute execution timeout.
  - name: Premium Plan
    description: Pre-warmed instances, VNET integration, unlimited duration, and larger instance sizes.
  - name: Dedicated Plan
    description: Run functions on dedicated App Service plans for predictable pricing and always-on execution.
  - name: Container Apps
    description: Run containerized functions on Azure Container Apps for Kubernetes-based hosting.
- name: MCP Server
  url: https://github.com/Azure/azure-functions-mcp-extension
  type: MCPServer
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com