Pricing change·Jan 19 → Jan 27, 2026·Week 5, 2026·Cybersecurity & Identity Management
Fiddler launches Developer plan at $0.002/trace, cuts tiers from 4 to 3
What changed
Package change
Pricing restructured from 4 tiers (Free Guardrails, Lite, Business, Premium) to 3 tiers (Free, Developer, Enterprise). Lite and Business plans removed; Developer plan added at $0.002/trace; Free Guardrails renamed to Free; Premium renamed to Enterprise.
Price revealed
Developer plan launched with transparent usage-based pricing at $0.002 per trace. No public pricing existed for any plan before this change.
Before and after
Jan 19, 2026 vs Jan 27, 2026Pulse.
100%
Change 1 of 2 · pricing restructured
Pricing restructured from 4 tiers (Free Guardrails, Lite, Business, Premium) to 3 tiers (Free, Developer, Enterprise). Lite and Business plans removed; Developer plan added at $0.002/trace; Free Guardrails renamed to Free; Premium renamed to Enterprise.
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Q3 2025 · Fiddler Introduces Free Guardrails Plan for Real-Time Moderation in GenAI Applications with Enhanced Trust ModelsFiddler launches usage-based pricing at $0.002 per trace · Q1 2026
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Full history →- Week 27, 2026·improvedFiddler tightens free-tier guardrail latency to under 80ms
- Q2 2026·improvedFiddler: Free plan guardrails latency improved <100ms → <80ms, models renamed to Centor
- Q1 2026·packagingFiddler launches usage-based pricing at $0.002 per trace
- Q3 2025·packagingFiddler Introduces Free Guardrails Plan for Real-Time Moderation in GenAI Applications with Enhanced Trust Models
- Q1 2025·packagingFiddler Introduces Free Trial for Guardrails with New Promotional Banner