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Claude Fable 5.2 and Mythos 5.2

SteadyVane has taken 32 readings of Claude Fable 5.2 and Mythos 5.2 since Nov 9, 2026: 235 upvotes at the first reading, 1,000 at the latest (+765). Its biggest one-day gain was +604 on Nov 9, 2026.

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235

first seen upvotes

1,000

peak upvotes

1,000

latest upvotes

observations

first seen Nov 9, 2026 · last seen 24 h ago · published Nov 9, 2026

Day by day

Day (UTC)	upvotes	Change
Nov 14, 2026	1,000	+1
Nov 13, 2026	999	+2
Nov 12, 2026	997	+2
Nov 11, 2026	995	+8
Nov 10, 2026	987	+148
Nov 9, 2026	839	+604

Each day's last reading. Change: against the day before (after days with no reading: since the last day that has one); the first day shows the change within that day.

Featured on 1 day: November 10, 2026.

In the brief

Anthropic released Claude Fable 5.2 and Mythos 5.2: same model, different safeguards, lower price
Cheaper and faster is the easy part to verify. Run your own prompts.

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