DeepSeek V3.1 Terminus vs GLM 5.3 FlashX Legal
Price, context window & benchmark comparison
VS
Compare different models
Verdict: DeepSeek V3.1 Terminus is 23% cheaper than GLM 5.3 FlashX Legal on a typical 3:1 input/output mix. GLM 5.3 FlashX Legal has the larger context window (1M vs 164K).
| DeepSeek V3.1 Terminus | GLM 5.3 FlashX Legal | |
|---|---|---|
| Input price / 1M | $0.27 | $0.37 |
| Output price / 1M | $1.00 | $1.25 |
| Blended price (3:1) | $0.45 | $0.59 |
| Cached input / 1M | — | $0.075 |
| Context window | 164K | 1M |
| Max output | 147K | 131K |
| Intelligence index | — | — |
| Coding index | 43.5 | — |
| Providers | — | 1 |
| Best provider uptime (30m) | — | 100.0% |
| Vision input | No | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2025-09-22 | 2026-11-02 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, DeepSeek V3.1 Terminus or GLM 5.3 FlashX Legal?
DeepSeek V3.1 Terminus is 23% cheaper than GLM 5.3 FlashX Legal on a typical 3:1 input/output mix.
DeepSeek V3.1 Terminus vs GLM 5.3 FlashX Legal: which has a bigger context window?
DeepSeek V3.1 Terminus: 163,840 tokens. GLM 5.3 FlashX Legal: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: DeepSeek V3.1 Terminus ≈ $1,040, GLM 5.3 FlashX Legal ≈ $1,365.
More comparisons
DeepSeek V3.1 Terminus vs Gemini 4 CarbonDeepSeek V3.1 Terminus vs Claude Fable 5.2DeepSeek V3.1 Terminus vs Gemini Omni 1.2 FlashDeepSeek V3.1 Terminus vs Gemini Omni 1.1 FlashDeepSeek V3.1 Terminus vs Hy4DeepSeek V3.1 Terminus vs GPT-6.1 TerraDeepSeek V3.1 Terminus vs GPT-6.1 Terra ProDeepSeek V3.1 Terminus vs Kimi K3.1 ProDeepSeek V3.1 Terminus vs MiniMax M3.1 FlashDeepSeek V3.1 Terminus vs DeepSeek V4.1 Flash 1017DeepSeek V3.1 Terminus vs Nemotron 3.5 Super VLDeepSeek V3.1 Terminus vs Gemini 4 ArgonDeepSeek V3.1 Terminus vs Claude Haiku 5.5DeepSeek V3.1 Terminus vs Nano Banana 2.1DeepSeek V3.1 Terminus vs Mistral Large 4DeepSeek V3.1 Terminus vs GPT-6.1 Sol ProGLM 5.3 FlashX Legal vs Gemini 4 CarbonGLM 5.3 FlashX Legal vs Claude Fable 5.2GLM 5.3 FlashX Legal vs Gemini Omni 1.2 FlashGLM 5.3 FlashX Legal vs Gemini Omni 1.1 FlashGLM 5.3 FlashX Legal vs Hy4GLM 5.3 FlashX Legal vs GPT-6.1 TerraGLM 5.3 FlashX Legal vs GPT-6.1 Terra ProGLM 5.3 FlashX Legal vs Kimi K3.1 Pro