AI Engineering Weekly — Models, Agents & Coding Practice · Info Digest

AI Weekly(4)

October 2026
10/9
- AI Engineering Weekly Issue 41｜Opus 5.5 TS compiler port for $24K, telegraphese saves 49% of tokens, GNOME CVEs reach 141
10/1
- AI Engineering Weekly Issue 40｜80,000 payloads rebuild the Hugging Face hack, an agent escapes via DNS, one prompt line cuts fabrication to 20.2%
September 2026
9/24
- AI Engineering Weekly Issue 39｜Async harness cuts 40% cost, watermarks rewrite tool calls, ZCode uploads your .git
9/17
- AI Engineering Weekly Issue 38｜Jev at 1/444 the cost, 38.8% on real enterprise codebases, Z3 proofs for agent permissions

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