azure-functions-durable
Durable Functions For Python
Decision gist · record as of 2026-08-14
Yes, if you are building stateful workflows on Azure Functions and want automatic state and checkpoint management. The package is production-stable, actively maintained, and has low install friction. Be aware that version 2.0.0 is in beta and will eventually become the standard; version 1.7.0 will receive security patches only after that transition. Requires Azure Functions Core Tools 3.0.2630+ and Python 3.10 or later.AI-flagged interpretation of the facts on this page — verify before relying
Before you install
- Requires Azure Functions Core Tools version 3.0.2630 or higher; designed to run within Azure Functions runtime, not as a standalone library.
- Low install friction; distributed as a pure Python wheel.
- Actively maintained with a release 15 days old and recent commits.
License · maintenance · safety
MIT (permissive) — MIT license (permissive); you can use, modify, and distribute this package with minimal restrictions, provided you include the license notice.
last release 2026-07-30 (15 days) · last repo commit 2026-08-10 · 157 stars
0 known vulnerabilities (OSV.dev, 2026-08-14) · 973,426 downloads/mo, #4,604 on PyPI
Alternatives
Verify before relying
pip install azure-functions-durable
from azure.durable_functions import orchestrator_function, DurableOrchestrationClient
@orchestrator_function
def my_orchestrator(context):
result = yield context.call_activity('my_activity', 'input')
return result- Whether version 1.7.0 is recommended for new projects or if migration to the 2.0.0 beta is advised.
- Specific performance characteristics or limits on workflow complexity or execution duration.
- Whether the OpenAI Agent SDK integration (mentioned as preview) is production-ready or experimental.
What it is and what it does
Azure Functions Durable is an extension that transforms Azure Functions from stateless request handlers into a framework for building stateful workflows and long-running orchestrations. It abstracts away the complexity of managing state, checkpoints, and restarts across distributed function invocations, letting you write orchestrator functions and entity functions using familiar Azure Functions patterns. The package depends on azure-functions, aiohttp, requests, python-dateutil, furl, and OpenTelemetry libraries for observability.
Typically used to coordinate multi-step business processes—such as approval workflows, data processing pipelines, or saga-pattern transactions—where individual steps may fail and need to be retried, or where you need to maintain state across multiple function calls. The extension handles the bookkeeping so you focus on orchestration logic. Version 1.7.0 is production-stable; a ground-up rewrite (2.0.0 beta) is available but the 1.x line will receive security patches only after 2.0.0 is released.
Use it for
- Coordinate multi-step approval workflows where each step is a separate function and state must persist across retries.
- Build data processing pipelines that transform large datasets through sequential stages, with automatic checkpointing.
- Implement saga-pattern distributed transactions across multiple services with compensating actions on failure.
- Create fan-out/fan-in patterns where one orchestrator spawns many parallel activities and waits for all to complete.
- Build stateful AI agent workflows backed by Durable Functions orchestration (preview integration with OpenAI Agent SDK).
Worth the install?
AI-flagged interpretation of the facts on this page. Verify before relying on it.
Yes, if you are building stateful workflows on Azure Functions and want automatic state and checkpoint management.
The package is production-stable, actively maintained, and has low install friction. Be aware that version 2.0.0 is in beta and will eventually become the standard; version 1.7.0 will receive security patches only after that transition. Requires Azure Functions Core Tools 3.0.2630+ and Python 3.10 or later.
Install
azure-functions-durable on PyPI
Before you install
Low install friction; distributed as a pure Python wheel. Actively maintained with a release 15 days old and recent commits. Supports Python 3.10 through 3.14.
Requires Azure Functions Core Tools version 3.0.2630 or higher; designed to run within Azure Functions runtime, not as a standalone library.
License in practice
MIT license (permissive); you can use, modify, and distribute this package with minimal restrictions, provided you include the license notice.
Quickstart
pip install azure-functions-durable
from azure.durable_functions import orchestrator_function, DurableOrchestrationClient
@orchestrator_function
def my_orchestrator(context):
result = yield context.call_activity('my_activity', 'input')
return resultVerify before relying
- Whether version 1.7.0 is recommended for new projects or if migration to the 2.0.0 beta is advised.
- Specific performance characteristics or limits on workflow complexity or execution duration.
- Whether the OpenAI Agent SDK integration (mentioned as preview) is production-ready or experimental.
Package facts
| License | MIT permissive |
| Python support | Supports the current Python release <4,>=3.10 |
| Install friction | Low. Pure-Python wheel |
| Runtime dependencies | 7 packagesazure-functionsaiohttprequestspython-dateutilfurlopentelemetry-apiopentelemetry-sdk |
| Maintenance | Actively maintained 15 days since the last release |
| Last repo commit | |
| First released | |
| Downloads | 973,426 / month, #4,604 on PyPI 30-day window, as of 2026-08-14 |
| Known vulnerabilities | None known OSV.dev, checked 2026-08-14 |
| Classifiers | Development Status :: 5 - Production/StableEnvironment :: Web EnvironmentIntended Audience :: DevelopersLicense :: OSI Approved :: MIT LicenseOperating System :: MacOS :: MacOS XOperating System :: Microsoft :: WindowsOperating System :: POSIXProgramming Language :: Python :: 3Programming Language :: Python :: 3.10Programming Language :: Python :: 3.11Programming Language :: Python :: 3.12Programming Language :: Python :: 3.13Programming Language :: Python :: 3.14 |
Evidence: azure_functions_durable-1.7.0-py3-none-any.whl
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See also aws-durable-execution-sdk-python · azure-functions · durabletask.azuremanaged · restate-sdk · agent-framework-azurefunctions · durabletask · agent-framework-durabletask · inngest · dbos · agent-framework-foundry-hosting