JS Wei (Jack) Sun
Edited by Jack SunAgent-framework builder. Three feeds I read every day. About

Today.

Three tracks · one lead each

Recent.

  1. AI News TUE, JUN 16 Anthropic bans Fable 5, Salesforce pays $3.6B for Fin, Big Tech's $725B AI bet 13 min
  2. AI Research TUE, JUN 16 GPT-5.5 tops ALE 26%, Krafton folds MoE to dense, Muon wins on curvature 13 min
  3. AI Tech TUE, JUN 16 Willison ships datasette-agent --unsafe, gates Cloudflare on one ampersand 6 min
  4. AI News MON, JUN 15 Mythos export ban unravels, OpenAI partner fund collides with own services arm 12 min
  5. AI Tech MON, JUN 15 Narayanan-Kapoor reframe AI coding data, Evans writes for her past self 6 min
  6. AI Research MON, JUN 15 SIA fuses scaffold+LoRA, RCBench caps agents at 21.5/50, ToolMaze lags 3.66× 12 min
  7. AI News SUN, JUN 14 42 AGs subpoena OpenAI, Amazon outs Fable 5 jailbreak, Beijing unwinds Manus 14 min
  8. AI Tech SUN, JUN 14 Pyodide wheels bypass pip, Datasette needs APSW, water rules fall to states 12 min
  9. AI News SAT, JUN 13 Commerce yanks Fable 5, Pentagon eyes $55B drone unit, Warren targets SpaceX IPO 13 min
  10. AI Tech SAT, JUN 13 OLMo 3 sandbags safety evals, GPT-Realtime caps at 16K, 10-step agents at 60% 12 min
Jack Sun

Jack Sun, writing.

Engineer · Bay Area

Hands-on with agentic AI all day — building frameworks, reading what industry ships, occasionally writing them down.

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