---
id: logfire
version: "4.40.0"
license: MIT
license_treatment: permissive
maintenance: active
---

# logfire — The best Python observability tool! 🪵🔥

License: permissive · Maintenance: active · Popularity: top 1,000 on PyPI

## Install

pip install logfire
uv add logfire
poetry add logfire

## Description

# Pydantic Logfire: Know more. Build faster.

<p align="center">
  <a href="https://github.com/pydantic/logfire/actions?query=event%3Apush+branch%3Amain+workflow%3ACI"><img src="https://github.com/pydantic/logfire/actions/workflows/main.yml/badge.svg?event=push" alt="CI" /></a>
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  <a href="https://github.com/pydantic/logfire/blob/main/LICENSE"><img src="https://img.shields.io/github/license/pydantic/logfire.svg" alt="license" /></a>
  <a href="https://github.com/pydantic/logfire"><img src="https://img.shields.io/pypi/pyversions/logfire.svg" alt="versions" /></a>
  <a href="https://pydantic.dev/docs/logfire/join-slack/"><img src="https://img.shields.io/badge/Slack-Join%20Slack-4A154B?logo=slack" alt="Join Slack" /></a>
</p>

From the team behind Pydantic Validation, **Pydantic Logfire** is an observability platform built on the same belief as our open-source library: that the most powerful tools can be easy to...

## AI interpretation — verify before relying

Logfire is an observability platform that provides Python-centric tracing, logging, and metrics collection with an OpenTelemetry foundation, enabling manual instrumentation or automatic integration with popular frameworks.

Verdict: Logfire is a production-ready, actively maintained observability tool with zero known vulnerabilities. Its MIT license and low install friction make it accessible; the 8 OpenTelemetry-based dependencies are standard for this class of tool. Best suited for teams wanting Python-native observability with optional managed backend or OTel-compatible alternatives.

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