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LiveUpdated 2026-09-21 07:04 UTC

Anthropic is skipping Opus 5.2 entirely for a "cross-level" surprise attack on OpenAI's…

Anthropic is skipping Opus 5.2 entirely for a "cross-level" surprise attack on OpenAI's GPT-6. Internal docs reveal…

This is a AI post classified by Jev as Frontier models (a model release), kept by the AI Radar because it carries real work, not commentary.

Anthropic is skipping Opus 5.2 entirely for a "cross-level" surprise attack on OpenAI's GPT-6. Internal docs reveal Claude Opus 5.5 pricing is targeted at $4/1M input and $20/1M output.

Posted by Stats Wire (2.4k followers) 3 h ago · 4 likes · 267 views · view the original post on X. Kept by the AI Radar as Frontier models.

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Every post is read and classified by Jev (TypeSafe): what it is, which market it belongs to, and whether the link is a real tool. 38k posts from 4.9k X accounts over the last 14 days, 1.6k tools, 19 markets. Collected every 5 minutes, fully re-ranked every hour — last update 2026-09-21 07:04 UTC. Full method.