Why CEREBRO kept it

Opus 5.5 pricing and capability release notes

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• 2026-09-28

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Shares tags: ai/llm-mechanics · cerebro/signal · release-notes

• 2026 in LLMs (so far)rss · 2026-09-28
• RT @theo: Last year, Anthropic was optimizing inference across 3 different types of compute (Nvidia, AWS trainium, Google tpus). There were mistakes made during these optimizations that resulted in acx · 2026-09-27
• A lot of people are saying Anthropic has already nerfed Claude Opus 5.5. We're launching NerfBench on BridgeBench tomorrow. We have the day 1 results. Tomorrow morning we show you the retest. Isx · 2026-09-27
• My guide to maximizing success with Opus 5.5 is here :) shoutout to @addyosmani for the awesome writeup! https://t.co/aILqBqPKx4x · 2026-09-26
• Opus 5.5 is a really good model. It's been my daily driver the last few weeks. We had Opus 5.5 and Fable 5.1 each port HAProxy from C to Rust. Both passed nearly all of HAProxy's tests, but Opus 5.5x · 2026-09-26
• v2.1.283rss · 2026-09-26

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