Zhipu GLM-5.3-FlashX-Legal reaches public APIs
Zhipu's legal-specialized GLM-5.3-FlashX model reached public API listings on OpenRouter and Vercel AI Gateway on Nov 2.
Why it matters
A legal-specialized model that completed 19.2% of real law-firm tasks on Harvey's benchmark for about $0.15 a task, versus 19.6% for Gemini 4 Argon at $10.55.
What you could build with it
A small law firm could plug the legal model into its intake workflow to draft first-pass memos and summarize case files, leaving lawyers to verify the reasoning and handle client-facing judgment calls.
Does it hold up?
Too early to judge: it spent three weeks in gated beta, API access is still application-gated per Z.ai docs, and the headline Harvey benchmark figure is vendor-cited with no independent reproduction.
Built with Zhipu GLM-5.3-FlashX-Legal reaches public APIs
- Nanbeige4.3-33B added, GLM 5.3 FlashX Legal added (2 Nov)benchleader.com · Daily benchmark digest recording GLM 5.3 FlashX Legal joining the board at $0.59/M blended with no independent results yet.
Learn more
First spotted on article: source.
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