svix
Svix webhooks API client and webhook verification library
Decision gist · record as of 2026-08-14
Yes. Svix is actively maintained, has no known vulnerabilities, uses a permissive MIT license, and offers low-friction installation. It is a well-positioned choice if you are already using the Svix service or evaluating a webhook platform. If you need webhook functionality but are not committed to Svix specifically, verify that Svix's pricing and feature set align with your requirements before adopting the library.AI-flagged interpretation of the facts on this page — verify before relying
Before you install
- Requires a valid Svix authentication token and network access to the Svix API endpoint.
- Low friction installation with a pure-Python wheel.
- The package is actively maintained with a recent release (22 days old) and depends on well-established libraries (httpx, pydantic, attrs).
License · maintenance · safety
MIT (permissive) — MIT license permits commercial and private use with minimal restrictions—you may use, modify, and distribute the package freely provided you include the license notice.
last release 2026-07-23 (22 days) · last repo commit 2026-08-13 · 3,351 stars
0 known vulnerabilities (OSV.dev, 2026-08-14) · 10,142,431 downloads/mo, #1,476 on PyPI
Alternatives
Verify before relying
pip install svix
from svix.api import Svix, ApplicationIn
svix = Svix("AUTH_TOKEN")
app = svix.application.create(ApplicationIn(name="My App"))- Whether the library handles rate limiting or retry logic automatically for API calls.
- Performance characteristics and typical latency for webhook verification operations.
- Whether async support covers all API endpoints or only a subset.
What it is and what it does
Svix is an official Python client for the Svix webhook-as-a-service platform. It wraps the Svix REST API, offering both sync and async interfaces to create applications, manage endpoints, send webhook events, and retrieve delivery logs. The library also provides utilities to verify incoming webhook signatures, ensuring that webhook payloads are authentic and have not been tampered with.
The package depends on httpx for HTTP requests, pydantic for data validation, and standardwebhooks for signature verification. It targets modern Python versions (3.9+) and is actively maintained. Developers use it to integrate webhook functionality into applications without building the HTTP plumbing or cryptographic verification logic themselves.
Use it for
- Integrate webhook delivery into an application by creating Svix applications and endpoints programmatically.
- Verify incoming webhook signatures in request handlers to ensure authenticity before processing events.
- Retrieve webhook delivery history and logs to debug failed or delayed event deliveries.
- Build async event-driven systems that send and receive webhooks without blocking the main application.
- Manage multiple webhook endpoints and subscriptions across different event types in a single codebase.
Worth the install?
AI-flagged interpretation of the facts on this page. Verify before relying on it.
Yes.
Svix is actively maintained, has no known vulnerabilities, uses a permissive MIT license, and offers low-friction installation. It is a well-positioned choice if you are already using the Svix service or evaluating a webhook platform. If you need webhook functionality but are not committed to Svix specifically, verify that Svix's pricing and feature set align with your requirements before adopting the library.
Install
svix on PyPI
Before you install
Low friction installation with a pure-Python wheel. The package is actively maintained with a recent release (22 days old) and depends on well-established libraries (httpx, pydantic, attrs). Requires Python 3.9 or later.
Requires a valid Svix authentication token and network access to the Svix API endpoint.
License in practice
MIT license permits commercial and private use with minimal restrictions—you may use, modify, and distribute the package freely provided you include the license notice.
Quickstart
pip install svix
from svix.api import Svix, ApplicationIn
svix = Svix("AUTH_TOKEN")
app = svix.application.create(ApplicationIn(name="My App"))Verify before relying
- Whether the library handles rate limiting or retry logic automatically for API calls.
- Performance characteristics and typical latency for webhook verification operations.
- Whether async support covers all API endpoints or only a subset.
Package facts
| License | MIT permissive |
| Python support | Supports the current Python release >=3.9 |
| Install friction | Low. Pure-Python wheel |
| Runtime dependencies | 6 packagesattrsdeprecatedhttpxpydanticpython-dateutilstandardwebhooks |
| Maintenance | Actively maintained 22 days since the last release |
| Last repo commit | |
| First released | |
| Downloads | 10,142,431 / month, #1,476 on PyPI 30-day window, as of 2026-08-14 |
| Known vulnerabilities | None known OSV.dev, checked 2026-08-14 |
| Classifiers | Intended Audience :: DevelopersIntended Audience :: Information TechnologyLicense :: OSI Approved :: MIT LicenseOperating System :: OS IndependentProgramming Language :: PythonProgramming Language :: Python :: 3Programming Language :: Python :: 3 :: OnlyProgramming Language :: Python :: 3.10Programming Language :: Python :: 3.11Programming Language :: Python :: 3.12Programming Language :: Python :: 3.13Programming Language :: Python :: 3.14Programming Language :: Python :: 3.9Topic :: Software DevelopmentTopic :: Software Development :: LibrariesTopic :: Software Development :: Libraries :: Application FrameworksTopic :: Software Development :: Libraries :: Python ModulesTyping :: Typed |
Evidence: svix-1.99.1-py3-none-any.whl
Tags
Let your AI agent find packages like this
Example. Real query, live index.
You found this page by searching. An agent finds it by wishing: SkillFed indexes 14,416 PyPI packages by what they can do, searchable in plain language.
wish › “webhook api client”
- svixSvix is a Python client library for the Svix webhook service API,…
- polar-sdkPython SDK for interacting with the Polar API, providing synchronous…
- lithicProvides a typed Python client for the Lithic REST API, supporting…
Give your agent the search over MCP, or paste the wish link into any chat.
More Software Development packages
Provides backported and experimental type hints for Python 3.9+, allowing use of newer typing features on older Python versions and enabling early experimentation with type system PEPs before they enter the standard library.
NumPy provides an N-dimensional array object and a comprehensive suite of mathematical, linear algebra, Fourier transform, and random number functions for scientific computing in Python.
FastAPI is a Python web framework for building REST APIs using type hints, with automatic request validation, serialization, and interactive API documentation.
Provides a way to document function parameters, class attributes, return types, and variables inline using Python's `Annotated` type hint syntax instead of traditional docstrings.
Typer builds command-line applications from Python functions using type hints, automatically generating help text, argument parsing, and shell completion.
Install it if you are building CLIs in Python.
Distlib provides low-level packaging utilities for building, distributing, and managing Python software—including metadata handling, version specifiers, wheel support, script installation, and dependency resolution.
See also schematichq · svix-ksuid · standardwebhooks · lithic · paypalrestsdk · apimatic-core-interfaces · vercel-oidc · slackweb · workos · signxml