Hacker NewsGeohot: Running 69 Autonomous Agents (472pts)Hacker News·high signalXBlueskyLinkedInCopy linkGeorge Hotz running 69 concurrent agents for tinygrad. ~/bin/zsh.40 per successful merge, 35% success rate. Detailed cost and failure mode breakdown.SourceSource pageHacker News↳ Follow the threadPolicy dependency / Stack layerA controlled ablation on a production science agent finds the model choice dominates topology and prompting, and a PPO policy nearly matches it for freearXivPolicy dependency / Threat patternWeaviate v1.39.2 makes its MCP server stateless and refuses GET with a 405GitHubPolicy dependency / Stack layerr/LocalLLaMA Is Revolting Against Its Own Megathread Policy, Arguing It Killed Release-Day Discussionr/LocalLLaMAStack layer / Threat patternSkillShield defends coding agents from the system prompt alone, matching Llama Guard 3 with no runtime classifierarXivStack layer / ContrastClaude Code ships /claude-api cost-optimize, a skill that profiles an existing project's API spend one measured change at a timeClaude Code changelogStack layer / Threat patternTrustShiftProbe: a compromised MCP server that behaves for N calls then defects hits 69.5% attack success, and the best defense only halves itarXivStack layer / Threat patternReDiR compresses the whole trajectory into a latent safety signal before each action, cutting multi-turn decomposition attacks below 8%arXivPolicy dependency / Stack layerr/LocalLLaMA's Diagnosis of the FT Story on Claude's Falling Price Is Zero Data Retention, Not QualityFinancial Times, via r/LocalLLaMA