Z AI
GLM-5.3 (max)
GLM 5.3 delivers comprehensive advancements in complex software engineering and agent capabilities. It uses the same base model as GLM-5.2, with all improvements driven by post-training.
Z AI releasesModel Snapshot
TypeLanguage
ReleaseAug 18, 2026
Context1,048,576
Tagsimplicit-caching, reasoning, tool-use, structured-output
Overall
Rank #33 across 687
44.8
Coding
Rank #31 across 330
74.8
Blended Price
Rank #291 across 432
$2.15/M
Strength Profile
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Benchmark Percentiles
Higher bars mean stronger relative placement.
Model Details
Runtime
Output Speed63.2 tok/s
First Token3.57s
Max Output131,072
Pricing
Blended$2.15/M
Input$1.40/M
All Benchmarks
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 44.8 | #33 |
| Artificial Analysis Coding Index | coding | 74.8 | #31 |
| LiveBench Mathematics | math | 87.9% | #32 |
| GPQA | reasoning | 91.7% | #47 |