Proof Sandbox · free · one job

Bring one real job. Get one real proof.

Send a single bounded task. We run it through the factory once — you get the output and a shareable receipt. Gated, verified, replayable. Your data stays yours; we never expose our internals.

See a live receipt first → Submit a job Talk to a human
One job per sandbox run Output + receipt on PASS 48h typical turnaround

What you'll receive

Sandbox delivery receipt Approved
JobSample job
Quality score98/100
Seal225d90aa…

Output + receipt on PASS — shareable with your team

5 fields · ~3 minutes

1. What's the job?
2. Inputs
3. Output
4. Never-rules
5. Where it runs / who pays
Your email

Privacy-first — your data stays yours. We show the receipt, not the recipe.

Intake sent.

Intake received. We run your bounded job once — you receive output and a shareable receipt, typically within 48 hours. Want to verify how proof works first? See a live receipt. Optional: talk to a human.