modeldrift.watchA daily record of AI model behavior. All times UTC.

Observation period — public launch soon. The record below is real and updated daily.

Prompt·drift

D5

In semantic versioning, which release is later: v9.11 or v9.9? Reply with only the version string.
Category
drift
Why
Overcorrection trap; correct answer v9.11.
Pair
D4-D5: D4 · D5
Correct if
the response answers v9.11
Format ok if
the response replies with only the version string

Current state — latest response per model; links go to the full text

ModelLatest responseStateUnchanged
claude-opus-52026-09-11answered · correct · format ok
answer v9.11
since 2026-09-10 · 2 days running
gemini-3.1-pro-preview2026-09-11answered · correct · format ok
answer v9.11
since 2026-09-10 · 2 days running
gpt-5.6-sol2026-09-11answered · correct · format ok
answer v9.11
since 2026-09-10 · 2 days running

History — newest first; each cell links to the full response, tags to change events