DeepSeek V4.1 Flash vs GLM-5.3-FlashX: Pricing and Specs
DeepSeek V4.1 Flash $0.30 / $1.20 vs GLM-5.3-FlashX $0.37 / $1.25 per 1M tokens in / out.
| DeepSeek V4.1 Flash | GLM-5.3-FlashX | |
|---|---|---|
| Maker | DeepSeek | Z.ai |
| Input, per 1M tokens | $0.30 | $0.37 |
| Output, per 1M tokens | $1.20 | $1.25 |
| Context window | 1M tokens deepseek.com | 1M tokens z.ai |
| Max output | 384K tokens deepseek.com | 128K tokens z.ai |
| Input types | Not published in the docs we read | Video, Image, Text, File z.ai |
| Output types | Not published in the docs we read | Text z.ai |
| Price checked | Nov 9, 2026 deepseek.com | Nov 9, 2026 z.ai |
| Tracked changes | 2 | 0 |
Facts side by side from each maker's own pages. No score and no verdict.
Recent changes
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Questions
Which is cheaper, DeepSeek V4.1 Flash or GLM-5.3-FlashX
By listed price, DeepSeek V4.1 Flash is lower: $0.30 vs $0.37 per 1M input tokens. Price is the only thing this answer compares.
What do 1M input and 1M output tokens cost on each
DeepSeek V4.1 Flash: $1.50. GLM-5.3-FlashX: $1.62. Listed standard prices, before caching or batch discounts.
What context window does each have
DeepSeek V4.1 Flash: 1M tokens. GLM-5.3-FlashX: 1M tokens. From each maker's docs.
Who makes DeepSeek V4.1 Flash and GLM-5.3-FlashX
DeepSeek V4.1 Flash is made by DeepSeek. GLM-5.3-FlashX is made by Z.ai.