Blog
Product notes and setup guides.
2026-08-02
Leaving CodecovWhy tested.dev exists: my agents kept shipping green PRs over lines that never ran.
2026-08-02
Patch coverage for coding agentsThe loop: tested check fails in the agent's session, the agent writes the missing test, the PR opens clean.
2026-08-02
GitHub Action for a patch coverage gatePaste the workflow, require the coverage job, and the gate holds even when nobody ran the check locally.