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Claude Fable 5 vs Jev Router

Published LiveBench scores across all seven categories, live list pricing, context windows, and the measured cost of a point of capability — for both models, side by side.

OpenRouter + LiveBenchAll comparisonsFull leaderboard

Claude Fable 5 and Jev Router are priced within ~10% of each other.

Jev Router does not have a published LiveBench run, so this comparison covers price, context and declared capabilities only. A missing score means "not evaluated", not "worse" — the right way to separate these two is an eval on your own workload.

anthropic

Claude Fable 5

Blended / 1M
$20.00
Context
1M
Released
Jun 9, 2026
Overall score
83.0
reasoningtool callingimage inputfile inputprompt caching

typesafe

Jev Router

Blended / 1M
—
Context
1M
Released
Sep 25, 2026
Overall score
Not evaluated
audio inputfile inputimage inputvideo input

Specs and pricing

MetricClaude Fable 5Jev Router
LiveBench overall

Mean of the seven LiveBench category scores, 0–100. Higher is better.

83.0—
Cost per point

Measured benchmark spend divided by overall score — dollars per point of capability.

$0.7925—
Blended price / 1M

3:1 input:output mix, the usual shape of production traffic.

$20.00—
Input price / 1M$10.00—
Output price / 1M$50.00—
Cached input / 1M

Price of an input token served from the prompt cache, where the provider publishes one.

$1.00—
Context window1M1M
Max output tokens128K—

Benchmarks by category

An overall score averages away the thing you probably care about. These are the seven LiveBench categories scored separately — Claude Fable 5 on top, Jev Router below, both out of 100.

Agentic coding
62.2
—
Coding
86.0
—
Reasoning
89.7
—
Mathematics
96.0
—
Data analysis
80.5
—
Language
90.7
—
Instruction following
75.8
—

What each one costs to run

Per-token prices are hard to feel. These are monthly list costs for both models across five workload shapes, using each provider's published cached-input rate where there is one.

Run these two through the cost calculator

Claude Fable 5 vs Jev Router FAQ

Which is better, Claude Fable 5 or Jev Router?

Claude Fable 5 and Jev Router are priced within ~10% of each other. Jev Router does not have a published LiveBench run, so this comparison covers price, context and declared capabilities only. A missing score means "not evaluated", not "worse" — the right way to separate these two is an eval on your own workload.

Does Claude Fable 5 or Jev Router have a bigger context window?

They are effectively the same — 1M for Claude Fable 5 and 1M for Jev Router.

Do Claude Fable 5 and Jev Router support prompt caching?

Claude Fable 5 publishes a cached-input rate of $1.00 per million tokens against a full input rate of $10.00. The catalogue lists no separate cached rate for Jev Router, which means the provider does not price it separately here — not that caching is unavailable.

Related comparisons

How these numbers are produced

  • Price — provider list price from OpenRouter, refreshed every 15 minutes. “Blended” is a 3:1 input:output mix.
  • Scores — LiveBench release 2026-06-25, using their own category map. Each model shows its strongest published run. A blank means “not evaluated”, never “bad”.
  • Cost per point — the measured dollars LiveBench spent on the run, divided by the score it earned.
  • “Win” — awarded only past a threshold: one full point on a benchmark score, 10% on a price, 25% on a context window. Anything tighter reports as a tie, because effort settings alone move a LiveBench score by more than that.

Published benchmarks rank models on someone else's tasks. Before committing, see LLM & agent evaluation for building an eval on your own.