Fiddler tightens free-tier guardrail latency to under 80ms
What happened
Between the Jun 22, 2026 and Jun 30, 2026 captures of Fiddler's pricing page, Pulse recorded one change: Free plan guardrail latency specification improved from <100ms to <80ms, indicating faster real-time policy enforcement for the free tier. Pulse files it as a product change (feature change) with a neutral direction. Pulse's latest capture (Jul 6, 2026) lists Developer at $0 per trace.
Fiddler's previous recorded change was "Fiddler: Free plan guardrails latency improved <100ms → <80ms, models renamed to Centor" (Jul 3, 2026). Before that Pulse recorded "Fiddler launches usage-based pricing at $0.002 per trace" (Apr 3, 2026). Fiddler has been tracked since 2023-11-14.
In the same window Postman also changed their Cybersecurity & Identity Management pricing pages. Those moves are listed further down, and the Pulse Agent can compare them side by side.
- — · FeatureChanged<100ms<80ms
| Plan | Field | Before | After | Change |
|---|---|---|---|---|
| — | Feature | <100ms | <80ms | Changed |
Values as written on Fiddler's public pricing page in the two captures Pulse compared; where the page states no number, the cells give the wording before and after.
Evidence
The two captures Pulse comparedFull-page captures of Fiddler's pricing page (fiddler.ai) from Jun 22, 2026 and Jun 30, 2026; the change is marked around the middle of the page, where "<100ms" becomes "<80ms".
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The two full-page captures with this change marked up are free with an account.
Fiddler, the last 90 days
Full history- Jun 30, 2026improvedFiddler tightens free-tier guardrail latency to under 80ms · this change
- Jul 3, 2026improvedFiddler: Free plan guardrails latency improved <100ms → <80ms, models renamed to Centor
- Apr 3, 2026packagingFiddler launches usage-based pricing at $0.002 per trace
Across Cybersecurity & Identity Management in the same window
All Cybersecurity & Identity Management changes- PostmanApr 6Postman drops AI and API Builder add-ons, launches SSO and Premium Support
- PostmanApr 2Postman Expands Enterprise Security With Account Discovery Controls
- PostmanOct 29Postman cuts SDK generation from Team plan, leaving it to Enterprise
- PostmanSep 28Postman: Context Graph usage add-on introduced
- PostmanSep 23Postman adds free Context Graph tracking, metered API query overages
Questions about this change
Did Fiddler raise prices in June 2026?
No list-price increase was recorded between Jun 22, 2026 and Jun 30, 2026. The change Pulse detected was a product change: feature change.
What changed on Fiddler's pricing page between Jun 22, 2026 and Jun 30, 2026?
Feature: <100ms → <80ms, changed. Pulse compared the captures it took on Jun 22, 2026 and Jun 30, 2026; the before/after table above lists each item as written on the page.
How often does Fiddler change its pricing?
Pulse recorded 1 other pricing-page change for Fiddler in the 90 days before this one; the previous change was "Fiddler: Free plan guardrails latency improved <100ms → <80ms, models renamed to Centor" on Jul 3, 2026; Fiddler has been tracked since 2023-11-14.