GLM-5.2
Open release plus an agent harness aimed squarely at Anthropic; press benchmarked it against Claude Mythos on vulnerability detection. GLM 5.5 reportedly due Aug 2026.
Sources
Official
- 2026-06-13 SCMP: Zhipu releases GLM-5.2 harness — the Anthropic-shaped ambition.
- 2026-06 SCMP: stock rockets on open-source GLM-5.2 — market reaction.
Writing & commentary
tk — to collect
Tweets
tk — fleet pass pending; mirror to archive
Official record
tk — release date, specs, benchmarks, checkpoints
History
tk — context of the world at release; events and entanglements
Impressions
tk — day-of and longitudinal vibes to collect