GLM-5.3-Flash vs Kimi K3.1 Pro
Kimi K3.1 Pro scores 46.5 on the Artificial Analysis Intelligence Index, against 27.8 for GLM-5.3-Flash. GLM-5.3-Flash costs $0.237 per million tokens (3:1 blend), against $4 for Kimi K3.1 Pro. GLM-5.3-Flash generates 66.5 t/s, against 28.8 t/s for Kimi K3.1 Pro. Both accept a context of 1M tokens.
Comparison generated from the catalogue data. Add or remove models below to refine it.
2 models compared
- GLM-5.3-Flash
Z.AI
- Kimi K3.1 Pro
Moonshot AI
✓ Best published value among measured models. — Data unavailable. These metrics do not establish an overall ranking.
| Metrics | GLM-5.3-Flash Z.AI | Kimi K3.1 Pro Moonshot AI | Add a model · 2/4 |
|---|---|---|---|
| Intelligence | 27.8 | Best: 46.5 | |
| Coding | 71.5 | — | |
| Agentic | 50.9 | — | |
| Cyber Index | 49.9% | Best: 64.1% | |
| Speed | Best: 66.5 t/s | 28.8 t/s | |
| TTFT | Best: 1.47 s | 3.23 s | |
| Input · $ / 1M tokens | Best: $0.15 | $2×13.3 relative to the lowest price among the compared models | |
| Output · $ / 1M tokens | Best: $0.50 | $10×20 relative to the lowest price among the compared models | |
| Context window | 1M | 1M | |
| Reasoning | Yes | Yes | |
| Open weights | Yes | No | |
| Cost / task | Best: $0.583 | $3.68×6.3 relative to the lowest price among the compared models |
Intelligence
- GLM-5.3-Flash
- 27.8
- Kimi K3.1 Pro
- Best: 46.5
Coding
- GLM-5.3-Flash
- 71.5
- Kimi K3.1 Pro
- —
Agentic
- GLM-5.3-Flash
- 50.9
- Kimi K3.1 Pro
- —
Cyber Index
- GLM-5.3-Flash
- 49.9%
- Kimi K3.1 Pro
- Best: 64.1%
Speed
- GLM-5.3-Flash
- Best: 66.5 t/s
- Kimi K3.1 Pro
- 28.8 t/s
TTFT
- GLM-5.3-Flash
- Best: 1.47 s
- Kimi K3.1 Pro
- 3.23 s
Input · $ / 1M tokens
- GLM-5.3-Flash
- Best: $0.15
- Kimi K3.1 Pro
- $2×13.3 relative to the lowest price among the compared models
Output · $ / 1M tokens
- GLM-5.3-Flash
- Best: $0.50
- Kimi K3.1 Pro
- $10×20 relative to the lowest price among the compared models
Context window
- GLM-5.3-Flash
- 1M
- Kimi K3.1 Pro
- 1M
Reasoning
- GLM-5.3-Flash
- Yes
- Kimi K3.1 Pro
- Yes
Open weights
- GLM-5.3-Flash
- Yes
- Kimi K3.1 Pro
- No
Cost / task
- GLM-5.3-Flash
- Best: $0.583
- Kimi K3.1 Pro
- $3.68×6.3 relative to the lowest price among the compared models
Each reasoning level remains a separate configuration.
Score and cost
Each line joins the reasoning levels of a compared model; the large point marks the configuration in the table. The top-right corner holds the best score for the lowest cost. Select another point to compare that level.
- GLM-5.3-Flash27.8 · $0.583
- Kimi K3.1 Pro46.5 · $3.68