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DeepSeek V4.1 Flash 1017 vs Gemini 4 Argon API pricing

For a chat message (1K input, 500 output), DeepSeek V4.1 Flash 1017 costs $0.00045 per request and Gemini 4 Argon costs $0.007, so DeepSeek V4.1 Flash 1017 is about 16× cheaper.

On the overall leaderboard DeepSeek V4.1 Flash 1017 ranks #15 and Gemini 4 Argon ranks #3.

Prices are the standard pay-as-you-go prices in OpenRouter's public model list, with input at the cache-miss price. Models OpenRouter does not list use the vendor's official price; those listed in CNY are converted to USD at this round's exchange rate.

Prices and rankings

USD per million tokensDeepSeek V4.1 Flash 1017Gemini 4 Argon
Input$0.15$2
Output$0.6$10
Cached input$0.003$0.1
ProviderdeepseekGoogle
Release date—2026-09-30
Overall rank#15#3
Coding rank—#13
Reasoning rank——
Knowledge rank—#1
Professional work rank#14#1
Verified2026-10-202026-10-20
Price sourcePrice sourcePrice source

Cost per request by usage

Without cache discounts or batch pricing.

UsageDeepSeek V4.1 Flash 1017Gemini 4 ArgonDifference
Chat message1K in / 500 out$0.00045$0.45 per 1,000$0.007$7 per 1,000DeepSeek V4.1 Flash 1017 is 16× cheaper
Long document100K in / 2K out$0.0162$16.2 per 1,000$0.22$220 per 1,000DeepSeek V4.1 Flash 1017 is 14× cheaper
Agent session500K in / 50K out$0.1$105 per 1,000$1.5$1,500 per 1,000DeepSeek V4.1 Flash 1017 is 14× cheaper

More price comparisons