10月7日AI简报：Mistral Large 4、OpenAI Decisions API、Claude for Workspace
一天里 Mistral 放出万亿参数模型，OpenAI 的 Decisions API 快 10 倍，Claude 还能直接嵌进 Google 文档用了，几条都跟开发者钱包有关。
Mistral 发布 1T 参数（49B 激活）多模态模型 Mistral Large 4 "Le Chonk"，开放权重计划约三周内放出。OpenAI 在 beta 中推出 Decisions API，基于 gpt-6-luna，返回类型化答案的速度比 Responses API 快 10 倍，同时将 API 用量层级从五档砍到 Build、Launch、Grow 三档。Anthropic 的 Claude for Google Workspace 进入公测，在 Docs、Sheets 和 Slides 中加入侧边栏。Brett Adcock 新公司 Hark 向公众免费推出电脑操作助手 Hark Pro。
DAILY AI BRIEF 🗞 — Oct 7
MISTRAL 🔥: * Mistral released Mistral Large 4 "Le Chonk", a 1T-parameter (49B active) multimodal model, with open weights planned in about three weeks.
GOOGLE 🔥: * Nano Banana 2.1 is rolling out across the Gemini app, AI Mode, AI Studio, the Gemini API, Flow and Stitch. * Google released EmbeddingGemma 2, a 740M-parameter open multimodal embedding model under Apache 2.0. * Google AI Edge launched Foresight, an on-device note-taking app for Mac.
OPENAI 🔥: * OpenAI launched the Decisions API in beta with gpt-6-luna, returning typed answers 10x faster than the Responses API. * Auto-review in Codex is now free for everyone signed in with ChatGPT, day two of the 28-day pledge. * OpenAI published new math results from an unreleased internal frontier model, with many proofs formalized in Lean. * OpenAI cut its API usage tiers from five to three: Build, Launch and Grow.
ANTHROPIC 🔥: * Claude for Google Workspace is in public beta, adding a Claude sidebar to Docs, Sheets and Slides. * Anthropic's expanded Claude for Startups program gives qualifying startups a free year of Claude Team and $1,000 in API credits. * Claude Code 2.1.292 lets Claude run sub-agents at a chosen effort level.
HARK 🔥: * Hark, Brett Adcock's new startup, launched Hark Pro widely as a free computer-use AI assistant, with a paid tier for heavy users.
SESAME 🔥: * Sesame's voice assistant got a new voice model, a dedicated computer for each agent, and Google app and MCP connections.
MICROSOFT 🔥: * GitHub stacked pull requests are now generally available.
* Used Grok to compose this brief, cherry-picking the news and doing some post-editing.
