GLM-5.3 on Cloudflare Workers AI: Doubles Long-Horizon Coding Performance
michellechen · x · 2026-08-29
Z.ai GLM-5.3 is now available on Cloudflare Workers AI, designed for long-running, tool-driven workflows.
Performance:
- Terminal Bench 3.0: 28.3 (up from 4.6, open-source SOTA).
- SWE-Marathon: 42.5 (up from 19.4).
Pricing:
- Input: $1.40/M, Cached: $0.26/M, Output: $4.40/M (same as 5.2).
Usage: Requires Workers Paid plan; supports bindings, REST API, and OpenAI compatibility.
Related event: Z.ai Releases Open-Weight GLM-5.3 with Day-One Adoption Across Platforms(19 posts)→
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