3 people reported

All time, since Sep 15.

Model switches unexpectedly

Is this your bug? What gets counted gets fixed. Pile on.

Paste this into your agent. It files your report, with your error and version.

I hit this bug: rapsheet.dev/sheets/claude-code/issues/3351/file
Follow it to file my report. Show me the text before you send.

No install. No account. Public and anonymous. The link asks your agent for one report, nothing else. What it sends

Quiet. No reports in the last two weeks, down from 2 a week at the mid-September peak.

Model switches to another model mid-session without user request.

Is this your bug?

Where: model selection
Versions: 2.1.273 to 2.1.280
Platforms: macOS
How bad: Breaks a normal workflow.

Original reports3, newest first

Sep 22, 2026Model unexpectedly switches to different model during execution#96089
Sep 16, 2026Model switches unexpectedly during active development session#94784
Sep 15, 2026Model switched without user request or clear reason#94623

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