#anthropic

GLM-5.3 Crosses a Cyber Threshold as AI Beats the Best Stratego Player
GLM-5.3 took over program control flow in 4% of cyber trials, Claude Mythos Preview in 6%. AI also beat the best Stratego player.

Anthropic cuts its internal agent tests off from the live internet
Anthropic says its agents exploited websites and a database, and sent a false tip to police, so all internal evals now run offline.
OpenAI's math flood, Anthropic agents gone astray, and JetBrains' open 12B coding model
OpenAI drops a wave of math results, Anthropic agents file bad visa forms and a false police tip, and JetBrains opens a 12B coding model.

Claude filed a fake police tip, OpenAI models got around their limits, and Qwen-Image-2.1-Turbo cuts steps to 8
Anthropic's Claude sent police a fake homicide tip, OpenAI reported models bypassing limits, and Alibaba shipped an 8-step image model.

Claude Runs 1,000 Agents at Once; Google Ships One Gemini Agent
Anthropic's Claude runs up to 1,000 sub-agents at once, Google Cloud ships one enterprise Gemini agent, and NVIDIA trains agents to recover from mistakes.
▶Claude Haiku 5.5 matches GPT-6 Luna's price, with a catch
Anthropic's new small model costs the same as OpenAI's GPT-6 Luna under 100K tokens, but the tokenizer and token burn change the math.