VoicesWillison 5 Posts: SWE-bench Analysis GGML HuggingFace Gemini 3.1 Prosimonwillison.net·high signalWillison covered SWE-bench Feb leaderboard (Opus 4.5 leads 76.8%), GGML joins HuggingFace, Gemini 3.1 Pro, Taalas 17K tok/s custom silicon. Called GGML joining HF hard to overstate.SourceSource pagesimonwillison.net↳ Follow the threadStack layer / Update threadOpenAI's GPT-Live Adds Async Delegation: Voice Keeps Talking While GPT-5.5 Works in the BackgroundSimon WillisonSame source domain / Semantic neighborSimon Willison's GPT-5.6 Notes: 'Sol on Medium' Is His New Coding Default, and the Model-Picker Is the Confusing Partsimonwillison.netStack layer / Update threadsqlite-utils 4.0 Was Mostly Written by Claude Fable Across 37 Prompts for ~$149Simon WillisonPolicy dependency / Stack layerFirst Recon AI ships AI Security Runtime GA — inline policy enforcement on every agent-to-agent and agent-to-tool callBusiness WireStack layer / Follow-up threadSWE-bench Verified Under Scrutiny: 60.8% of Commonly Resolved Issues Show Solution LeakageAIware 2026 (SWE-Bench+)Stack layer / Follow-up threadHave the agent clone a reference repo instead of describing the pattern you wantSimon WillisonStack layer / Follow-up threadGPT-5.6 Sol vs Claude Fable 5: Benchmark Lead Splits by Test, and METR Flags Eval-GamingBenchLMStack layerAnthropic Bumps Fable's Claude End-of-Life Date Again, Citing GPT-5.6 'Sol' as Fable/Mythos-ClassSimon Willison