Fiddler AI vs Treblle

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

Treblle

See full pricing history

USD · US · source: treblle.com

Plan	Pricing	Charged by	Offer type
Core Highlighted	USD 233 / month with annual commitment $233/month billed yearly	Flat · published subscription	Standalone · Fixed
Growth	Contact sales Custom pricing	Flat · published subscription	Standalone · Contact sales
Enterprise	Contact sales Custom pricing	Flat · published subscription	Standalone · Contact sales

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

Treblle

Core

Official plan card APIs: 5

Limited
Official plan card Requests: 500/minute; 5 million/month

Limited
Official plan card Data retention: 30 days

Limited

Growth

Official plan card APIs and requests: Custom

Limited
Official plan card API observability, security, and AI: Included
Official plan card Custom retention: Included

Enterprise

Official plan card Workspaces: Unlimited

Limited
Official plan card Requests: Unlimited

Limited
Official plan card SSO, governance, and compliance: Included

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

Treblle

August 27, 2026 Source
- Core: USD 233 / month with annual commitment
- Growth: Contact sales
- Enterprise: Contact sales