All issues

Every Token Limit News issue, newest first. New issues drop every Sunday.

  1. Code w/ Claude doubled Claude Code's rate limits - AWS MCP Server hit GA the same day - we shipped two more Production books

    This was a reset week on AI coding infrastructure - the kind that moves defaults, not just feature flags.

  2. Two production books shipped - the Yaw Forum is live - Claude Code 2.1.126 unblocks OAuth over SSH

    This week was hardening, not release-day fireworks.

  3. OpenAI ships GPT-5.5 - Anthropic patches one Claude Code regression and ships another in 2.1.120 - we shipped Yaw Mode for Claude Code

    The week's story is competitive pressure showing up in two places at once.

  4. We launched mcp.hosting and open-sourced tailscale-mcp. Claude Code got parallel sessions and Routines. MCP had its first by-design security fight.

    MCP stopped being a protocol experiment this week and started behaving like infrastructure. Three things happened at once.

  5. Anthropic locks down its most dangerous model. MCP goes to the Linux Foundation. Open source finally beats frontier on SWE-Bench.

    A consequential week - Mythos is officially gated, MCP has a neutral home, an open source model is topping the benchmarks, and a real supply chain attack reminded everyone that AI infra inherits all the old software vulnerabilities too. The

  6. Microsoft made Claude and GPT work together. Google open-sourced its best small models. MCP is in production at Pinterest.

    Week two. Three stories, CLI updates, and some links. The big stories Microsoft Copilot now runs Claude and GPT side by side. Two new features in Copilot Researcher: Critique and Council. In Critique mode, GPT does the research while Claude

  7. Anthropic leaked its own model. OpenAI killed Sora. MCP hit 97 million installs.

    It's been a month. Let's get into it. The big stories Anthropic accidentally leaked its most powerful model. A draft blog post about "Claude Mythos" was found in an unsecured, publicly searchable data store.

  8. Welcome to Token Limit News

    Welcome to Token Limit News. Every Sunday, we put together a short, focused roundup of what's actually moving in AI tooling and workflows, with a bias toward things developers can use right now. Each issue starts with a