# Writ > Call Writ before a write tool. DENY means do not invoke the tool. ## Docs - [Welcome](https://docs.withwrit.com/welcome.md): Call Writ before a write tool. DENY means do not run the tool. - [Five-minute proof](https://docs.withwrit.com/five-minute-proof.md): Get a key, see DENY and ALLOW, read the receipt, verify the chain. - [Decide a write](https://docs.withwrit.com/api-reference/decide-a-write.md): Check a grant and return ALLOW or DENY. - [Sponsor allows one verb once](https://docs.withwrit.com/api-reference/sponsor-allows-one-verb-once.md): Create one grant for one verb, target, and purpose. - [90-second demo grant](https://docs.withwrit.com/api-reference/90-second-demo-grant.md): Grant demo_write on a demo- target for 90 seconds. - [Latest receipts](https://docs.withwrit.com/api-reference/latest-receipts.md): Read the receipts Writ stored for ALLOW and DENY. # autopub-probe fern-gh-autopub-retest-20260926-153911