Z.ai: GLM 5.3
z-ai/glm-5.3
Context: 1,048,576In: $1.40/1MOut: $4.40/1MUpdated 2026-10-04
GLM-5.3 is a large-scale reasoning model from Z.ai, built for complex software engineering and long-horizon agent tasks. It supports text input and output with a 1M-token context window, and improves...
Intelligence
44.8
Coding
74.8
Agentic
53.1
Metric profile
Trend over time
Design Arena (ELO by category)
| Category | ELO | Win rate | Rank |
|---|---|---|---|
| 3d | 1373 | 65.9% | #5 |
| gamedev | 1340 | 55.9% | #7 |
| uicomponent | 1329 | 58.4% | #9 |
| codecategories | 1319 | 56.1% | #7 |
| website | 1308 | 55% | #9 |
| svg | 1298 | 57.3% | #7 |
| dataviz | 1275 | 53.4% | #21 |
| python-pptxslides | 1255 | 51.2% | #8 |
| asciiart | 1220 | 46.9% | #20 |
| mobileapps | 1192 | 52.9% | #17 |
| htmlslides | 1189 | 39.1% | #9 |