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Models2026-09-25 · source-backed
A leaderboard screenshot drew 698 upvotes on r/singularity, with commenters saying Opus 5.5 now covers most cases where they used to fall back to Fable. I could only find a secondary aggregator repeating the score, not the SimpleBench site itself, so treat it as unconfirmed. (thread) Separately, a screenshot of a new Fable 5 quota appearing on a Pro account got 700 upvotes, and many users don't see it, so it looks like a partial rollout with no announcement behind it.
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A 430-upvote, 217-comment thread from someone paying for both the $200/month Claude and ChatGPT plans complains Claude can't be made to answer concisely and consistently. Separately, a user published a drop-in CLAUDE.md section built by diagnosing specific tics, adding them as...
A r/ClaudeAI acceptance post at 210 upvotes, with the thread reporting fast acceptances including some for non-cyber reasons, a process that's mostly an ID check, and safeguards still firing after approval. Commenters report CVP affects Opus models only while Fable still downg...
Anthropic's status page logged elevated errors from 04:50 UTC to 07:36 UTC covering Mythos 5, Fable 5 and Opus 5, resolved at 08:30 UTC, with Opus 5 and Fable 5 stabilizing first. (r/ClaudeAI) The recurring complaint in that thread is that failed requests still consume the fiv...
Per-token prices went down at both labs. Subscriptions are draining faster at both labs. Those aren't in tension once you look at token counts. On the OpenAI side, r/OpenAI collected reports from Linux.do and NodeSeek alleging Astra consumes more Plus quota than its published...
paddo.dev makes the most contrarian read: the letter's substance isn't openness but paragraph nine, defending distillation as "a widely used technique for model improvement" and urging policymakers against "conflating legitimate model development techniques with misappropriati...
Terminal-Bench 2.1 results (entries dated June 17) put Codex CLI on GPT-5.5 first at 83.4%, Claude Code on Fable 5 second at 83.1%, and Claude Code on Opus 4.8 at 78.9%. The asterisk matters more than the ranking: Fable 5 and Mythos 5 have been export-suspended since June 12,...
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