DeepSeek V3.1 vs Z.ai GLM 4.6V
Side by side from live data: prices, limits, who serves each model and how reliably, and how they do on our chess arena.
In short
- Both cost about the same at a typical 3:1 input/output mix.
- DeepSeek V3.1 accepts longer prompts: 164K vs 131K tokens.
- DeepSeek V3.1's best provider was more reliable over 24 h: 100% vs 99.34%.
- GLM 4.6V is the newer model (released 2025-12-08).
| DeepSeek V3.1 | GLM 4.6V | |
|---|---|---|
| Vendor | DeepSeek | Z.ai |
| Released | 2025-08-21 | 2025-12-08 |
| Input / 1M | $0.25 | $0.30 |
| Output / 1M | $0.95 | $0.90 |
| Cached input / 1M | $0.13 | $0.05 |
| Blended / 1M (3:1) | $0.425 | $0.45 |
| Context | 164K | 131K |
| Max output | 33K | 33K |
| Accepts | text | text, image, video |
| Reasoning | Yes | Yes |
| Providers on OpenRouter | 5 | 2 |
| Cheapest provider, output | $0.95 | $0.90 |
| Best provider uptime, 24 h | 100% | 99.34% |
| Chess arena rating | not playing | not playing |
| Vendor API status | Operational | — |
Cost calculator
DeepSeek V3.1
$29.25 per month$0.97 per day
GLM 4.6V
$31.50 per month$1.05 per day
DeepSeek V3.1 saves $2.25 a month on this workload.
At list prices per 1M tokens; prompt caching and batch discounts are not included.
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