DeepSeek V4.1 Flash vs GLM 5.3 Flash
Price, context window & benchmark comparison
VS
Compare different models
Verdict: DeepSeek V4.1 Flash is 12% cheaper than GLM 5.3 Flash on a typical 3:1 input/output mix. GLM 5.3 Flash scores higher on the Artificial Analysis Intelligence Index (41.8 vs 39.5). GLM 5.3 Flash has the larger context window (1.3M vs 1M).
| DeepSeek V4.1 Flash | GLM 5.3 Flash | |
|---|---|---|
| Input price / 1M | $0.14 | $0.15 |
| Output price / 1M | $0.42 | $0.50 |
| Blended price (3:1) | $0.21 | $0.24 |
| Cached input / 1M | $0.0042 | $0.05 |
| Context window | 1M | 1.3M |
| Max output | 131K | 944K |
| Intelligence index | 39.5 | 41.8 |
| Coding index | — | 71.5 |
| Providers | 26 | 31 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-09-10 | 2026-08-26 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, DeepSeek V4.1 Flash or GLM 5.3 Flash?
DeepSeek V4.1 Flash is 12% cheaper than GLM 5.3 Flash on a typical 3:1 input/output mix.
DeepSeek V4.1 Flash vs GLM 5.3 Flash: which has a bigger context window?
DeepSeek V4.1 Flash: 1,048,576 tokens. GLM 5.3 Flash: 1,310,720 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash ≈ $490.00, GLM 5.3 Flash ≈ $550.00.
More comparisons
DeepSeek V4.1 Flash vs GLM 5.3 PrimeDeepSeek V4.1 Flash vs Qwen3.8 Max PrimeDeepSeek V4.1 Flash vs Command A+DeepSeek V4.1 Flash vs GPT-6 Luna ProDeepSeek V4.1 Flash vs GPT-6 LunaDeepSeek V4.1 Flash vs GPT-6 Sol ProDeepSeek V4.1 Flash vs GPT-6 SolDeepSeek V4.1 Flash vs Claude Opus 5.5DeepSeek V4.1 Flash vs MiMo-V2.6-Pro-UltraSpeedDeepSeek V4.1 Flash vs MiMo-V2.6-FlashDeepSeek V4.1 Flash vs Grok 4.7DeepSeek V4.1 Flash vs Qwen3.8 Omni FlashDeepSeek V4.1 Flash vs GLM 5.3 FlashXDeepSeek V4.1 Flash vs GPT-6 AstraDeepSeek V4.1 Flash vs GPT-6 Astra ProDeepSeek V4.1 Flash vs Qwen3.8 Max (0902)GLM 5.3 Flash vs GLM 5.3 PrimeGLM 5.3 Flash vs Qwen3.8 Max PrimeGLM 5.3 Flash vs Command A+GLM 5.3 Flash vs GPT-6 Luna ProGLM 5.3 Flash vs GPT-6 LunaGLM 5.3 Flash vs GPT-6 Sol ProGLM 5.3 Flash vs GPT-6 SolGLM 5.3 Flash vs Claude Opus 5.5