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All model prices

DeepSeek V4.1 Flash 1017 vs GPT-6 Astra API pricing

For a chat message (1K input, 500 output), DeepSeek V4.1 Flash 1017 costs $0.00045 per request and GPT-6 Astra costs $0.035, so DeepSeek V4.1 Flash 1017 is about 78× cheaper.

On the overall leaderboard DeepSeek V4.1 Flash 1017 ranks #15 and GPT-6 Astra ranks #2.

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.

Work it out for your own usageSee the model leaderboard

Prices and rankings

USD per million tokensDeepSeek V4.1 Flash 1017GPT-6 Astra
Input$0.15$10
Output$0.6$50
Cached input$0.003$1
ProviderdeepseekOpenAI
Release date—2026-09-03
Overall rank#15#2
Coding rank—#2
Reasoning rank—#2
Knowledge rank—#2
Professional work rank#14#8
Verified2026-10-202026-10-20
Price sourcePrice sourcePrice source

Cost per request by usage

Without cache discounts or batch pricing.

UsageDeepSeek V4.1 Flash 1017GPT-6 AstraDifference
Chat message1K in / 500 out$0.00045$0.45 per 1,000$0.035$35 per 1,000DeepSeek V4.1 Flash 1017 is 78× cheaper
Long document100K in / 2K out$0.0162$16.2 per 1,000$1.1$1,100 per 1,000DeepSeek V4.1 Flash 1017 is 68× cheaper
Agent session500K in / 50K out$0.1$105 per 1,000$7.5$7,500 per 1,000DeepSeek V4.1 Flash 1017 is 71× cheaper

More price comparisons

DeepSeek V4.1 Flash 1017 vs other models

GPT-6 Astra vs other models