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K = 0.731
All model prices

GPT-5.6 Sol vs Grok 4.7 API pricing

For a chat message (1K input, 500 output), Grok 4.7 costs $0.005 per request and GPT-5.6 Sol costs $0.014, so Grok 4.7 is about 2.8× cheaper.

On the overall leaderboard GPT-5.6 Sol ranks #11 and Grok 4.7 ranks #12.

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 tokensGPT-5.6 SolGrok 4.7
Input$4$2
Output$20$6
Cached input$0.4$0.5
ProviderOpenAIxAI
Release date2026-07-092026-09-21
Overall rank#11#12
Coding rank#9#15
Reasoning rank#5—
Knowledge rank#8#16
Professional work rank#24#19
Verified2026-10-192026-10-19
Price sourcePrice sourcePrice source

Cost per request by usage

Without cache discounts or batch pricing.

UsageGPT-5.6 SolGrok 4.7Difference
Chat message1K in / 500 out$0.014$14 per 1,000$0.005$5 per 1,000Grok 4.7 is 2.8× cheaper
Long document100K in / 2K out$0.44$440 per 1,000$0.21$212 per 1,000Grok 4.7 is 2.1× cheaper
Agent session500K in / 50K out$3$3,000 per 1,000$1.3$1,300 per 1,000Grok 4.7 is 2.3× cheaper

More price comparisons

GPT-5.6 Sol vs other models

Grok 4.7 vs other models