2026-09September 1, 2026
September 2026
Fable 5.1 and Mythos 5.1: same list price, a quarter of the cost on cache reads, far fewer false positives.
AI news
What moved in AI.
One digest per month: model releases, agent tooling, research worth your time. Curated by hand, every link goes to the primary source.
The issues
2026-08August 31, 2026
August 2026
Open weights at frontier scale, Grok 4.6 at a fighting price, the EU AI Act gets concrete, and 1,200 isolated agents find each other.
2026-07July 31, 2026
July 2026
Opus 5 sets the bar, OpenAI cuts prices, MCP goes stateless, and DeepSeek puts V4-Flash under MIT.
2026-06June 30, 2026
June 2026
Fable 5 ships, vanishes under the first export control on model weights, and returns. Plus Sonnet 5, Nemotron 3, and the stateless MCP SDKs.
2026-05May 31, 2026
May 2026
Opus 4.8 orchestrates parallel subagents, Google I/O delivers Gemini 3.5 Flash and WebMCP, MCP announces its stateless rewrite, and Codex moves to phone and browser.
2026-04April 30, 2026
April 2026
Opus 4.7 and GPT-5.5 a week apart, Cursor 3.0 makes parallel agents the interface, DeepSeek-V4 brings 1M context as open weights, and Anthropic dissects its own regression.
2026-03March 31, 2026
March 2026
GPT-5.4 with computer use, Claude drives the desktop, auto mode instead of permission prompts, and Mistral Small 4 under Apache 2.0.
2026-02February 28, 2026
February 2026
Opus 4.6 and GPT-5.3-Codex ship the same day, Sonnet 4.6 becomes the new workhorse, Qwen3.5 adds open weights, and the Pentagon labels Anthropic a supply chain risk.
2026-01January 31, 2026
January 2026
MCP gets interactive apps, OpenAI's Responses shape becomes an open spec, Kimi K2.5 brings trillion-scale open weights, and Claude Code starts the 2.1 line.