Superhuman (formerly Grammarly)

HackerOne live web

Bug bounty program on HackerOne. Official listing: https://hackerone.com/superhuman. Scope and rules are controlled by the program — always verify against the official listing before testing.

Max bounty
$100K
Starts
2017-09-18
In-scope assets
15
Last updated
2026-07-15

In-scope assets

TypeAssetDetail
web *.coda.io
web *.grammarly.com
web *.grammarly.io
web *.grammarlyaws.com
web *.superhuman.com
web coda.grammarly.com
web coda.io
web codacontent.io
web codahosted.io
web gateway.superhuman.com
web id.superhuman.com
web settings.superhuman.com
web superhuman.com
web mail.superhuman.com
web docs.superhuman.com

Watching Superhuman (formerly Grammarly)? BountyHunt monitors every in-scope repo and tells you the moment a commit, release, or scope change lands — in the app, by webhook, or straight to your agent over MCP.

Track this program