Anthropic
Anthropic · Radar signal

Claude Mythos 5.2 Fast

Confirmed claude-mythos-5-2-fast
Model page →

Confirmed by the vendor. First spotted by ModelBank Radar on 2026-11-09 20:16 UTC, 17.3 h before it appeared on official pages.

95Confidence / 100
First spotted (ModelBank)
+17.3 hEarly lead

Detection timeline

  1. Signal detected
    claude-mythos-5-2-fast
  2. Signal detected
    claude-mythos-5-2-fast
  4. Signal detected
    claude-mythos-5-2-fast

Times are when the radar first recorded each signal. All signals come from public, official vendor channels.