API deprecation timeline on screen
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API Deprecation Notice

Get deprecation kit - just enter api, timeline, impact.

Free to previewNo signupYou get: A ready-to-use deprecation kit

Built for the team that actually ships api deprecation notice.

01

How it works.

API Deprecation Notice: provide aPI, timeline, impact and get a complete deprecation kit in minutes - including timeline, migration guide, comms sequence. Free AI workflow, no signup required to preview.

What you provide

Draft my ready-to-use deprecation kit

A word or two per question is plenty - we'll fill in the rest.

Free. No signup to preview.

02
API deprecation policy w/ RFC 8594 headers + dated lifecycle + migration guide
Format & standard
Scoped and estimated
Scoped and estimated
Rolled out safely
Rolled out safely
Communicated on time
Communicated on time
03

What good looks like.

01

What it must include

Criteria
  • 01Deprecated endpoint/version and replacement
  • 02deprecation vs sunset timeline with dates (announce -> deprecate -> sunset/end-of-life)
  • 03impact assessment and affected consumers
  • 04migration guide with code before/after
  • 05Deprecation/Sunset HTTP headers
  • 06communication plan (email, dashboard, docs banner)
  • 07backward-compat window and brownout schedule
  • 08support contact
02

Signals of expertise

Quality
  • Using RFC 8594 Sunset and Deprecation HTTP headers, brownout testing, semantic API versioning, minimum 6-12 month sunset windows, 410 Gone post-sunset
03

Common mistakes

Pitfalls
  • ×Short notice
  • ×no migration path/code samples
  • ×no machine-readable headers
  • ×vague 'soon' dates

One tool. One finished ready-to-use deprecation kit.

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