Pydantic Logfire

Observability from the Pydantic team.

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Proprietary freemium
LicenseProprietary
Starting priceFree tier
Model supportmulti
Languagespython
GitHub stars
Last activity
VerifiedThu Jun 25 2026 00:00:00 GMT+0000 (Coordinated Universal Time)
Verified byseed

A general-purpose observability platform with first-class support for Pydantic AI and structured LLM tracing.

Strengths

  • Best-in-class for Pydantic AI users
  • Clean structured logging

Tradeoffs

  • Proprietary platform
  • Generalist, not LLM-only