Fiddler AI vs SigNoz

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Fiddler AI

See full pricing history

USD · US · source: www.fiddler.ai

Plan	Pricing	Charged by	Offer type
Free — Free	Free Free	Flat	Standalone · Free
Developer — Developer Highlighted	$0.002 per trace $0.002 per trace	Usage · per trace	Standalone · Usage based

SigNoz

See full pricing history

USD · US · source: signoz.io

Plan	Pricing	Charged by	Offer type
Community	Free Self Hosted SigNoz (Community)	Flat · published offer	Standalone · Free
Teams Cloud	USD 49 monthly Starts at $49/mo; $0.30/GB logs and traces; $0.10/million metric samples	Usage · monthly minimum plus usage	Standalone · Starting at
Enterprise	USD 4000 monthly Custom starts at $4000/month	Flat · published offer	Standalone · Starting at

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Fiddler AI

Free — Free

Highlights Real-time guardrails to detect harmful exposure: Included
Highlights Protects against hallucinations, Toxicity, PII/PHI, Prompt Injection, and Jailbreak attempts: Included
Highlights Latency of <80ms: Included
Highlights Powered by contextual and task specific Fiddler Centor Models: Included

Developer — Developer

Highlights Everything in Free, plus: Included
Highlights Unified AI observability, including tests and experiments, for agentic and predictive systems: Included
Highlights Custom evaluators and bring your own judge: Included
Highlights Visualization-driven insights: Included
Highlights Role based access control and SSO: Included
Highlights SaaS deployment: Included

SigNoz

Community

Plan card Self-hosted deployment: 0

Limited
Plan card Logs, traces and metrics: 1

Limited
Plan card Community documentation: 2

Limited

Teams Cloud

Plan card Monthly usage included: $49

Limited
Plan card Logs and traces retention: 15 days

Limited
Plan card Metrics retention: 1 month

Limited

Enterprise

Plan card Dedicated cloud or BYOC: 0

Limited
Plan card Data residency and compliance: 1

Limited
Plan card Dedicated support: 2

Limited

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Fiddler AI

August 27, 2026 Source
- Free — Free: Free
- Developer — Developer: $0.002 per trace

SigNoz

August 27, 2026 Source
- Community: Free
- Teams Cloud: USD 49 monthly
- Enterprise: USD 4000 monthly