DeepSeek V4.1 Flash 1017 vs GLM 5.3 FlashX
Price, context window & benchmark comparison
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Verdict: DeepSeek V4.1 Flash 1017 is 4.0× cheaper than GLM 5.3 FlashX on a typical 3:1 input/output mix.
| DeepSeek V4.1 Flash 1017 | GLM 5.3 FlashX | |
|---|---|---|
| Input price / 1M | $0.098 | $0.37 |
| Output price / 1M | $0.29 | $1.25 |
| Blended price (3:1) | $0.15 | $0.59 |
| Cached input / 1M | $0.0029 | $0.075 |
| Context window | 1M | 1M |
| Max output | 393K | 131K |
| Intelligence index | 28.6 | — |
| Coding index | — | — |
| Providers | 47 | 1 |
| Best provider uptime (30m) | 100.0% | 100.0% |
| Vision input | Yes | Yes |
| Reasoning | Yes | Yes |
| Tool calling | Yes | Yes |
| Released | 2026-10-17 | 2026-09-18 |
| Retirement | — | — |
Cost calculator
FAQ
Which is cheaper, DeepSeek V4.1 Flash 1017 or GLM 5.3 FlashX?
DeepSeek V4.1 Flash 1017 is 4.0× cheaper than GLM 5.3 FlashX on a typical 3:1 input/output mix.
DeepSeek V4.1 Flash 1017 vs GLM 5.3 FlashX: which has a bigger context window?
DeepSeek V4.1 Flash 1017: 1,048,576 tokens. GLM 5.3 FlashX: 1,048,576 tokens.
How much would 1 million requests cost?
At 2,000 input + 500 output tokens per request: DeepSeek V4.1 Flash 1017 ≈ $343.00, GLM 5.3 FlashX ≈ $1,365.
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