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GitHub Changelog ·

GitHub Copilot code review: personal settings page and enterprise effort defaults

GitHub’s Sept 23 changelog opens a dedicated Copilot code review settings page on every plan (including Business/Enterprise): auto-review on PR create/coauthor/ready-for-review, optional auto-review for drafts and new pushes, and a Lite/Balanced default effort. Enterprise admins can set one default effort for org-owned repos (orgs/repos can still override).

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Altman and Amodei brief UN Security Council on AI safety

OpenAI’s Sam Altman and Anthropic’s Dario Amodei separately briefed the UN Security Council on Wednesday, urging international standards for AI testing, safeguards, and incident reporting. Amodei again said Anthropic will slow releases as needed and warned that poorly managed AI could risk humanity as a whole…

The Guardian

Devin adds GPT-6 Sol and Luna for cheaper coding runs

Cognition put OpenAI’s GPT 6 Sol and Luna live in Devin Desktop and CLI. On FrontierCode 1.1, Sol matches GPT 5.6 Sol at 61% lower cost per task and sits within four points of Astra at under half the cost; Luna is the cheapest model on the board at under $0.10 per task…

Cognition

Claude Opus 5.5 lands in GitHub Copilot for agentic coding

Claude Opus 5.5 is rolling out in GitHub Copilot for Pro+, Max, Business, and Enterprise across VS Code, JetBrains, Copilot CLI, the coding agent, and more. Early tests matched Opus 5 on task resolution with fewer steps and tokens; Enterprise/Business admins can gate it via model policy…

GitHub Changelog

Xiaomi open-sources MiMo-V2.6 with 7k+ agent RL environments

Xiaomi released MiMo V2.6 Pro and Flash as open weights (MIT) plus a Distill Qwen 9B research model, claiming Pro leads open models on Artificial Analysis at 46 while still trailing Claude Fable 5.1 and GPT 6 Astra. The drop also includes 7,000+ RL task environments, an end to end RL framework, and mini harnesses for multi harness agent training…

Xiaomi MiMo

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