selective v3.0 beta

SELECTIVE

// the bottleneck moved

AI made you faster.

CI made you slower.

> Selective is the intelligence layer

> on top of your CI. It shortens the

> feedback loop from minutes to

> seconds — without changing your stack.

$ selective explain --ranking

ranking PR #4128 · 1,820 tests in suite

1. tests exercising files you touched

2. tests that co-change with those files

3. tests with recent failure history

→ deterministic. no ML guessing. your whole suite still runs.

$ selective test --stream

streaming results from CI · live

user_model_spec ✓ 12/12 pass

sessions_controller ✓ 18/18 pass

auth_integration ✓ 17/17 pass after 1

billing_worker · 4/9 in‑flight

red‑green as it happens · not a batch at the end

[ pricing ]

+ Active committers only

+ No commits this month → $0

+ Early adopters: $10/mo locked in for a year

▌ rspec & minitest today · jest & pytest coming // built by rails engineers who waited too long

SELECTIVE

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NORMAL type @ to focus email · ⏎ to submit 2026-05-19 10:28 UTC