Fiddler

AI observability and governance for enterprise.

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

An enterprise platform for model monitoring, fairness, and explainability, extended to LLM observability.

Strengths

  • Strong governance and compliance story
  • Good for regulated enterprise

Tradeoffs

  • Enterprise-priced
  • Heavier than dev-focused tools