Observed arrival · 2026-09-21
JevCalc: The Classifier Cost-and-Latency Calculator
An in-browser calculator comparing Jev decision-system costs and latency with GPT-4o, Claude, Gemini, and DeepSeek for classification, routing, and scoring workloads.
○Open
⊠Login
$Paid
†Ads
✦Pretty
●Pro
◎Niche
◉Human
⚑Risk
ƒJS
- For
- Teams evaluating high-volume classification and routing workloads
- Worth noticing
- The calculator varies daily requests, context length, baseline model, and estimated output tokens, then updates entirely in the browser.
Field notes
The calculator exposes request volume, context length, comparison model, and estimated generated-output tokens as editable assumptions, with a stated 30-day monthly basis. Its comparison table separates typed choices, rubric scores, and yes/no probabilities from generated text or JSON, and the page explicitly limits its “0% type-error rate” claim to schema validity rather than semantic correctness.
Observed signals
Read the marks
Editorial observations of this landing page, not a rating.
○OpenPublic substance visible
$PaidCommerce or pricing visible
✦PrettyNotable craft visible
●ProPolished or operationally mature
◎NicheUnusually specific use
ƒJavaScriptBrowser-side code central
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