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Sweep 23 Oct 2026 · 21:48Z Build v2.1.310 529 read Stable v2.1.308 Latest v2.1.310 Next v2.1.310 Feeds RSS JSON llms.txt llms-full.txt Unofficial
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Claude Code v2.1.310 ·

Usage data about the system prompt and tools carries one more detail

Two usage reports Claude Code sends, about the system prompt and about tools, now include one more piece of information

Under the hood Internal Changes
JSON All of v2.1.310
Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
TelemetryArea: what it touches
Internal ChangesKind: in v2.1.310,
Internal ChangesSection of the release
What

Telemetry is the usage data Claude Code sends back about how it is running. Two of these reports, one about the system prompt (the standing instructions Claude receives) and one about tools, are now sent with one more piece of information than before.

Why

The details recorded in these reports may change.

See this entry in the whole of v2.1.310 →

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