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Claude Sonnet 5 (batch) vs GPT-4.1

Side-by-side API pricing and Artificial Analysis performance for Claude Sonnet 5 (batch) (Anthropic) and GPT-4.1 (OpenAI). Green cells mark the better value in each row.

Prices updated Sep 19, 2026, 7:21 PM UTC · refreshed hourly

Claude Sonnet 5 (batch)

Anthropic

GPT-4.1

OpenAI

Pricing
Input $/1M$1.00$2.00
Output $/1M$5.00$8.00
Blended $/1M (3:1)$2.00$3.50
RAG example (30K in / 2K out)$0.04$0.076
Quality & speed
Intelligence Index38.412.7
Coding Index71.5
Agentic Index44.3
Output speed (tok/s)860
Time to first token120.21s0s
Specs
Context window1M1.05M
Input modalitiestext, image, fileimage, text, file

FAQ

Which is cheaper, Claude Sonnet 5 (batch) or GPT-4.1?

Claude Sonnet 5 (batch) has the lower blended API price at $2.00 per 1M tokens (3:1 input:output mix), versus $3.50 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 $0.076. Also compare context windows: Claude Sonnet 5 (batch) offers 1M and GPT-4.1 offers 1.05M.

Which scores higher on Artificial Analysis benchmarks?

Claude Sonnet 5 (batch) leads on the Artificial Analysis Intelligence Index (38.4 vs 12.7). Check coding and agentic indices on this page for workload-specific tradeoffs.