Source Intelligence

DisclaimerUnofficial, and not affiliated with Anthropic. Nearly all of this is read straight out of what ships: npm bundles, captured prompts, published docs. Anthropic's own notes go in verbatim, marked as theirs. The rest is my reading, and every entry carries the strings behind it. If one looks wrong, vote it down and say why.

All of v2.1.233 Home All releases olderv2.1.232 v2.1.234newer
Claude Code v2.1.233

API result telemetry carries the proactivity level

Under the hood
Useful1 Signal3
Telemetry

API success and error telemetry now includes your session's proactivity level.

What

The proactivity level is now included in both the API success and API error payloads, alongside the permission mode.

Evidence

tengu_api_success

Strings lifted out of the shipped bundle, so the claim above can be checked against them.

See this entry in the whole of v2.1.233 →