Model comparison
GLM-5 vs o3
Capability radar, value bars, and side-by-side posture.
GLM-5
Not scored
value score
o3
93
value score
GLM-5 ctx
—
o3 ctx
200K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- o393
Attribute tape
| Field | GLM-5 | o3 |
|---|---|---|
| Developer | Z.ai | OpenAI |
| Context | — | 200K |
| Modalities | Text, Code | |
| Openness | — | Proprietary Model |
| Speed | — | — |
| Price | — | $10/1M in · $40/1M out |
| Value score | — | 93 |
| Summary | GLM-5 is Z.ai's flagship foundation model designed for agentic engineering and long-horizon coding tasks, capable of multi-step reasoning, tool use, and autonomous software development workflows. Z.ai positions it as approaching frontier closed-model performance on coding and agent benchmarks. | OpenAI reasoning model focused on hard problems. |