AA-Briefcase
1.1 / combined Elo ↗- GLM-5.3:
- GPT-6 Astra:
GLM-5.3 vs GPT-6 Astra
Find the right model, side by side.
Across 9 shared evaluation tracks, GLM-5.3 leads on 1, GPT-6 Astra leads on 8, and 0 are tied. These counts describe reported scores within matched setups, not an overall model ranking. At the initially selected providers, input/output prices are $1.40 / $4.40 for GLM-5.3 and $10.00 / $50.00 for GPT-6 Astra, per million tokens.
Updated: Data as of:
First model
Second model
Model specifications
| Specifications |  GLM-5.3Z.ai |  GPT-6 AstraOpenAI |
|---|---|---|
| Provider | ||
| Context sizetokens | 1,000,000 | 1,000,000 |
| Cutoff date | Not reported | 2026-04-30 |
| Input costUSD / 1M tokens | $1.40 | $10.00 |
| Output costUSD / 1M tokens | $4.40 | $50.00 |
| Max outputtokens | 131,072 | 128,000 |
| LatencyTTFT · seconds | 1.477 | 365.127 |
| Speedtokens / sec | 88.436 | 70.564 |
Benchmark performance
9 shared benchmark comparisons. Versions and setups matched.
GLM-5.3GPT-6 Astra
AutomationBench-AA
1.0.6 / AA private 657 ↗Tools enabled- GLM-5.3:
- GPT-6 Astra:
DeepSWE
v1.1 ↗- GLM-5.3:
- GPT-6 Astra:
- GLM-5.3:
- GPT-6 Astra:
GDPval-AA
2.1 ↗- GLM-5.3:
- GPT-6 Astra:
GPQA Diamond
Diamond / Independent evaluation ↗- GLM-5.3:
- GPT-6 Astra:
HLE-Diamond
1,000 questions / no tools ↗No tools- GLM-5.3:
- GPT-6 Astra:
Terminal-Bench
4.0 / mini-swe-agent ↗mini-swe-agent- GLM-5.3:
- GPT-6 Astra:
Terminal-Bench
4.0 ↗- GLM-5.3:
- GPT-6 Astra:
