GLM 5.2 Has a 1M Token Context Window. Here's What That Does to Your API Bill.
Article summary
Quick briefing — cleaned from the original RSS feed
Z.ai dropped GLM 5.2 on June 13, 2026, and the benchmarks are hard to ignore. It's a 744B-parameter Mixture-of-Experts model with roughly 40B active parameters per token, a 1M-token context window, and MIT-licensed weights. It currently ranks #4 out of 124 models on BenchLM's provisional leaderboard with an overall score of 91/100. For open-source AI, this is a landmark moment. Across three long-horizon coding benchmarks — FrontierSWE, PostTrainBench, and SWE-Marathon — GLM-5.2 is the…
1Key Takeaways
- Z.ai dropped GLM 5.2 on June 13, 2026, and the benchmarks are hard to ignore.
- It's a 744B-parameter Mixture-of-Experts model with roughly 40B active parameters per token, a 1M-token context window, and MIT-licensed weights.
- It currently ranks #4 out of 124 models on BenchLM's provisional leaderboard with an overall score of 91/100.
- For open-source AI, this is a landmark moment.
2AIWedia Score
8.6/10
High relevance — worth your attention today
Based on source trust, recency, category impact, and story depth.
3Why it matters
Coding AI shifts how fast software ships and how much human review each change needs. DEV — AI reports that z.ai dropped GLM 5.2 on June 13, 2026, and the benchmarks are hard to ignore.
Explore related
Browse toolsCoding AI news
Explore curated coding ai tools on AIWedia — compare, rank, and launch from our directory.
Full story on DEV — AI
Read full articleHeadlines aggregated via RSS for discovery on AIWedia. Original content © DEV — AI. We link to the source and do not republish full articles.