Product

One workspace for every release decision.

Flags, rollouts, guardrails and approvals live together — so engineers, PMs and support always see the same truth about what’s live.

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Targeting

Serve the right experience to exactly the right people.

Compose rules from any attribute you send — plan, region, device, cohort, or your own custom traits. Preview who matches before you hit save.

Unlimited rules and segments

Percentage splits with sticky bucketing

Live match preview against real traffic

Rule · new-checkout-flow

2,481 users match

plan

Enterprise

AND

region

EU, UK

AND

account.age

30 days

SERVE

variant-b

25% · sticky by user.id

Guardrails · step 3 of 5

All passing

Error rate

< 0.5%

0.12%

p95 latency

< 300 ms

182 ms

Checkout conversion

> −1%

+3.4%

Apdex

> 0.92

0.97

Guardrails

Let your metrics decide when to move forward.

Kiln watches error rates, latency and business KPIs at every rollout step. If a threshold breaks, it pauses — or rolls back — before customers notice.

Datadog, Sentry, Honeycomb, Snowflake

Per-step thresholds and soak times

Automatic rollback with Slack alerts

Governance

Move fast without losing the paper trail.

Require reviews on production changes, schedule releases for quiet hours and export a complete, tamper-evident history for audits.

Four-eyes approvals on any environment

Scheduled and time-boxed releases

Immutable audit log with SIEM export

Activity · production

Last 24h