The changes that break
your stack and your bill
— in one place.
Vendors email you about the big shutdowns. ChangeRadar catches everything else — deprecated endpoints, silent model behavior shifts, and sudden rate-limit & pricing changes — the updates that hit your code with no changelog and no warning.
✓ One email a week — the breaking changes, deprecations and silent shifts that hit the tools you ship on. No spam.
What we track
Two signals, one timeline. Versioned, diffed, and timestamped so nothing slips past you.Versioned history
+ diffs
Every plan change, credit cap, and rate-limit tweak — captured as a versioned diff the moment a pricing page moves.
Live change feed
The latest changes we detected. Real sources, real diffs, timestamped.Anthropic model deprecations changed
Multiple Claude model versions were retired with replacement models specified, and temperature/top_p/top_k parameters deprecated for Claude Opus 4.7 and later models.
- claude-2.0, claude-2.1, and claude-3-sonnet-20240229 retired July 21, 2025 with replacements claude-opus-4-8 and claude-sonnet-4-6
- claude-1.0 through claude-1.3 and claude-instant versions retired November 6, 2024 with replacement claude-haiku-4-5-20251001
- temperature, top_p, and top_k parameters deprecated for Claude Opus 4.7 and later, returning 400 error when set to non-default values
xAI (Grok) rate limits changed
Updated code example to use OpenAI Python client library instead of xAI gRPC SDK for handling rate limit retries.
DigitalOcean API spec changed
DigitalOcean API: 10 additive changes
Read ↗Canada: Kitasoo Xai’xais leaders demand reversal of salmon farm ban
via Salmon Business — Canada: Kitasoo Xai’xais leaders demand reversal of salmon farm ban Salmon Business
Read ↗Retiring soon
Dated deprecations closest to shutdown — migrate before the clock runs out.Why it exists
// the signal is already out there
Surprise AI-tool bills are now a weekly complaint. The signal exists — scattered across changelogs and pricing pages nobody re-reads. ChangeRadar turns it into one timestamped, searchable history with alerts.
Don't get caught
off guard.
Find out the moment an endpoint, a model, a limit, or a price changes — instead of finding out from a failed build or a surprise invoice.
✓One email a week. No spam.