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S3AC brings the critic back to RL for LLMs: gains from 1.5B to 397B parameters
Shanghai AI Laboratory researchers trained a value critic to work with long chains of thought. S3AC beat GRPO-X on models from 1.5B to 397B parameters and held up…
Skill∞: an agent improves its own skills and its own meta-skill, 60.7% on SkillsBench
NUS researchers trained a meta-agent to optimize skills and rewrite its own optimization procedure. Across 83 SkillsBench tasks it scored 60.7%, versus 56.4% for…
MoleculeMind claims 94.7% success rate in AI protein design projects
Chinese company MoleculeMind's MMDesign platform was tested on 18 targets: VHH nanobodies and macrocycles, all six GPCR targets were hit, project success rate…
Anthropic Files S-1 with the SEC: IPO Under Ticker ANT and $16.3 Billion in Six Months
SkeLAM taught a robot to mirror human movements after training on just 10 hours of data
OpenAI Releases GPT-6.1 Terra: Astra-Level Computer Control at 1/10 the Price
Action Intelligence launches Chorus: robot training data grows 40x
DingTalk Open-Sources DWS, Brings 1,000+ Commands for AI Agents to HarmonyOS PC
DingTalk Workspace CLI now runs on HarmonyOS PC and has gone open source: 25 business modules and more than 1,000 commands let AI agents manage chats, tasks, and…
OpenAI Releases GPT-6.1 Terra: Tokens Cost Half as Much, Hallucinations Drop From 88% to 38%
GPT-6.1 Terra costs $1/$5 per million tokens, is three times cheaper per task than its predecessor at max effort ($0.40 vs. $1.40), and scores 6 points higher on…
OpenAI Posts 719 Math Manuscripts, and Scientists Demand They Be Checked
OpenAI Posts 722 Math Manuscripts as Yuandong Tian Expects to Lose His Job
Runpod Connects to Cursor and Claude Code via MCP: GPU Infrastructure From the Chat Window
OpenAI Posts 722 Math Papers From an Unreleased Model on GitHub
Axios: Anthropic and OpenAI Executives Are Privately War-Gaming an AI Catastrophe
Axios: Executives at Anthropic, OpenAI and other AI companies are privately simulating how the public and governments would react to an AI-caused catastrophe, and…
Claude Opus 5.5 wins Code2Video-AA with 1536 Elo, beating GPT-6 Astra by 109
Artificial Analysis launched Code2Video-AA: 27 models design HTML videos from 114 briefs. Claude Opus 5.5 leads by 93 Elo, and the cost per task varies 300-fold.