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Claude Sonnet 5 (batch) vs GPT-5.6 Sol

Side-by-side API pricing and Artificial Analysis performance for Claude Sonnet 5 (batch) (Anthropic) and GPT-5.6 Sol (OpenAI). Green cells mark the better value in each row.

Prices updated Sep 16, 2026, 10:37 PM UTC · refreshed hourly

Claude Sonnet 5 (batch)

Anthropic

GPT-5.6 Sol

OpenAI

Pricing
Input $/1M$1.00$2.00
Output $/1M$5.00$10.00
Blended $/1M (3:1)$2.00$4.00
RAG example (30K in / 2K out)$0.04$0.08
Quality & speed
Intelligence Index38.447.1
Coding Index71.577.4
Agentic Index44.350.5
Output speed (tok/s)8376
Time to first token127.24s71.18s
Specs
Context window1M1.05M
Input modalitiestext, image, filefile, image, text

FAQ

Which is cheaper, Claude Sonnet 5 (batch) or GPT-5.6 Sol?

Claude Sonnet 5 (batch) has the lower blended API price at $2.00 per 1M tokens (3:1 input:output mix), versus $4.00 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), Claude Sonnet 5 (batch) costs about $0.04 per request versus $0.08. Also compare context windows: Claude Sonnet 5 (batch) offers 1M 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 (47.1 vs 38.4). Check coding and agentic indices on this page for workload-specific tradeoffs.