GLM 5.2 is already top 10 on OpenRouter this week, sitting right next to Opus 4.8.
it's also been really strong in Deep Agents across long-horizon coding, big context, tool use, and verifying work before it says it's done.
open model and much cheaper to run than its peers. On par with GPT 5.5 speed if used with @baseten (>280 TPS and <0.8s TTFT)
super easy to try for yourself:
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