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Curated tech posts from X on AI, startups, and product development—signal without the doomscroll, updated on weekdays.
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Claude Sonnet 5.5 from @AnthropicAI on ARC-AGI (Verified): - ARC-AGI-3: 72.4%, $8.2K (provider adapter harness), 24.3%, $7.4K (standard harness) - ARC-AGI-2: 83.9%, $0.55/task - ARC-AGI-1: 96.5%, $0.14/task Sonnet 5.5 is notable for its 72.4% score on ARC-AGI-3.
