Cut words,
not ideas.

Your model rewrites. Jev checks what survived.
Missing ideas trigger a repair.

Explore the example ↓Watch the walkthrough

A long policy. One lost exception.

Shorter can change the meaning.

Saved run · no setup

A summary says refunds are available within 14 days. The source limits that to the first purchase and excludes renewals.

Source passage

From the complete 1,115-word policy

Full refunds are available within 14 days of the first purchase. Renewal payments are non-refundable.

Summary before repair

The refund condition changed

Full refunds are available within 14 days.

Loading the saved checks…

Read the complete input and output

Instruction

Full source

Complete summary before repair

Download source document

The omission was deliberately added to this fictional example. The checks and repair are from a real saved run. This is a replay, not live inference.

See the whole workflow.

48 seconds · captions

Use it with your own documents.

Keep exact wording, preserve meaning, or extract a section’s key ideas. Combine protections, rewrite, and inspect the checks.

The local editor and CLI support API models and authenticated Codex or Claude Code. Live meaning checks need a Jev key. The browser extension is experimental.

Install Lossless Rewrite ↗

Cut words,not ideas.