TLDR

TLDR AI 2025-09-30

Claude Sonnet 4.5 4️⃣, Claude Agent SDK 💻, Agentic Commerce Protocol 🛒

How to use contextual AI to surface relevant information, mid-conversation (Sponsor)

🚀

Headlines & Launches

Buy in ChatGPT with Instant Checkout (4 minute read)

Claude Sonnet 4.5 (5 minute read)

Anthropic launches Claude Agent SDK for building versatile AI agents (11 minute read)

🧠

Deep Dives & Analysis

Building AI for cyber defenders (9 minute read)

A Research Agenda for the Economics of Transformative AI (32 minute read)

👨‍💻

Engineering & Research

Agentic Commerce (Website)

LoRA Without Regret - Thinking Machines Lab (27 minute read)

🎁

Miscellaneous

OpenAI's New Sora Video Generator to Require Copyright Holders to Opt Out (5 minute read)

⚡️

Quick Links

Logics-Parsing (GitHub Repo)

Get the most interesting AI stories and breakthroughs delivered in a free daily email.

Join 920,000 readers for one daily email