Evidence-backed signal

Anthropic announces Opus 5 availability for advanced coding and agent work. Performance and cost comparisons are vendor-reported, not universal production outcome measures.

supported inference 90% confidence increasing

Downward provenance

event

Claude Opus 5 is released

Fri Jul 24 2026 00:00:00 GMT+0000 (Coordinated Universal Time)
96% confidence
artifact

Claude Opus 5 is released

official_announcement
art-2026q3-opus5
original source

Claude Opus 5 is released

Anthropic
src-2026q3-opus5