Fiddler AI vs Logflare

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

Logflare

See full pricing history

USD · US · source: logflare.app

Plan	Pricing	Charged by	Offer type
Logflare Up to 50 — free	Free $ 0 per month	Flat	Standalone · Free
Metered — starting_at Highlighted	USD 15 monthly · USD 15 / month with annual commitment $15 starts at per million log events after one million paid monthly	Usage · per million log events after one million paid monthly	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

Logflare

Logflare Up to 50 — free

Highlights Team members: 0 additional

Included
Highlights Sources: Unlimited

Included
Highlights Alert frequency: 4 hours

Included
Highlights Dashboards: None

Excluded
Highlights Backend: Logflare

Included
Highlights Fields: Up to 50

Included
Highlights Event Retention: Up to 3 days

Included
Highlights Max events per month: 12,960,000

Included
Highlights Rate limit: 5 per second

Included
Highlights Rate burst: 300

Included
Highlights Key-value pairs: None

Excluded

Metered — starting_at

Highlights Team members: Unlimited

Included
Highlights Sources: Unlimited

Included
Highlights Alert frequency: 1 minute

Included
Highlights Dashboards: Google Data Studio

Included
Highlights Backend: Logflare

Included
Highlights Fields: Up to 500

Included
Highlights Event Retention: Up to 90 days

Included
Highlights Max events per month: Unlimited

Included
Highlights Rate limit: Unlimited

Included
Highlights Rate burst: Unlimited

Included
Highlights Key-value pairs: Up to 10M

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

Logflare

August 27, 2026 Source
- Logflare Up to 50 — free: Free
- Metered — starting_at: USD 15 monthly · USD 15 / month with annual commitment