Fiddler AI
Enterprise control plane for AI agents covering tracing, evaluations and guardrails, with classic ML monitoring as well
By Fiddler AI · www.fiddler.ai
Package download activity
Each package is shown on its own; packages that can be installed together are never added up. Week 2026-W40 (2026-09-28 to 2026-10-04).
PyPIfiddler-otel · headline (ranked)
791 downloads in the week, -21.0% vs prior week · rank 41 on PyPI
Reproduce this number (ClickHouse SQL) · registry metadata (mapping checked 2026-10-07)
PyPIfiddler-langchain · integration
141 downloads in the week, -65.9% vs prior week
Reproduce this number (ClickHouse SQL) · registry metadata (mapping checked 2026-10-07)
PyPIfiddler-langgraph · integration
699 downloads in the week, -25.6% vs prior week
Reproduce this number (ClickHouse SQL) · registry metadata (mapping checked 2026-10-07)
GitHub stars
No public repository is linked from Fiddler AI's own site. This is not a zero.
Facts
| Categories | Tracing & observability, Evaluation, Guardrails & safety | |
|---|---|---|
| Status | Generally available | |
| Licence | Proprietary | source, checked 2026-10-07 |
| Self-host | Enterprise only | source, checked 2026-10-07 |
| OpenTelemetry | Native (OTLP) | source, checked 2026-10-07 |
| Pricing model | usage | |
| Entry price | not published in USD; Developer plan is $0.002 per trace with no monthly platform fee shown; Free plan covers real-time guardrails; Enterprise is contact-sales. No flat monthly price, so entry_usd_month left null. | source, checked 2026-10-07 |
| Free tier | Yes | |
| Measurability | Measured (mapped SDK packages) |
Facts last verified 2026-10-07 on first-party pages. Prices as published, taxes excluded; non-USD prices are not converted.
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