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Gemini 3.6 Flash (batch) vs GPT-5.6 Sol

Side-by-side API pricing and Artificial Analysis performance for Gemini 3.6 Flash (batch) (Google) and GPT-5.6 Sol (OpenAI). Green cells mark the better value in each row.

Prices updated Aug 12, 2026, 10:55 AM UTC · refreshed hourly

Gemini 3.6 Flash (batch)

Google

GPT-5.6 Sol

OpenAI

Pricing
Input $/1M$0.75$5.00
Output $/1M$3.75$30.00
Blended $/1M (3:1)$1.50$11.25
RAG example (30K in / 2K out)$0.03$0.21
Quality & speed
Intelligence Index51.660.9
Coding Index69.277.4
Agentic Index40.557.8
Output speed (tok/s)21366
Time to first token13.37s96.45s
Specs
Context window1.05M1.05M
Input modalitiestext, image, video, file, audiofile, image, text

FAQ

Which is cheaper, Gemini 3.6 Flash (batch) or GPT-5.6 Sol?

Gemini 3.6 Flash (batch) has the lower blended API price at $1.50 per 1M tokens (3:1 input:output mix), versus $11.25 for the other model. Prices are live from OpenRouter and refresh about hourly.

Which is better for RAG workloads?

For a typical RAG request (30K input / 2K output tokens), Gemini 3.6 Flash (batch) costs about $0.03 per request versus $0.21. Also compare context windows: Gemini 3.6 Flash (batch) offers 1.05M and GPT-5.6 Sol offers 1.05M.

Which scores higher on Artificial Analysis benchmarks?

GPT-5.6 Sol leads on the Artificial Analysis Intelligence Index (60.9 vs 51.6). Check coding and agentic indices on this page for workload-specific tradeoffs.