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Claude Sonnet 5 vs Mistral Medium 3.5

Side-by-side API pricing and Artificial Analysis performance for Claude Sonnet 5 (Anthropic) and Mistral Medium 3.5 (Mistral). Green cells mark the better value in each row.

Prices updated Jul 22, 2026, 3:53 AM UTC · refreshed hourly

Claude Sonnet 5

Anthropic

Mistral Medium 3.5

Mistral

Pricing
Input $/1M$2.00$1.50
Output $/1M$10.00$7.50
Blended $/1M (3:1)$4.00$3.00
RAG example (30K in / 2K out)$0.08$0.06
Quality & speed
Intelligence Index53.429.9
Coding Index71.546.9
Agentic Index46.719
Output speed (tok/s)88135
Time to first token93.55s0.80s
Specs
Context window1M262K
Input modalitiestext, image, filetext, image, file

FAQ

Which is cheaper, Claude Sonnet 5 or Mistral Medium 3.5?

Mistral Medium 3.5 has the lower blended API price at $3.00 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), Mistral Medium 3.5 costs about $0.06 per request versus $0.08. Also compare context windows: Claude Sonnet 5 offers 1M and Mistral Medium 3.5 offers 262K.

Which scores higher on Artificial Analysis benchmarks?

Claude Sonnet 5 leads on the Artificial Analysis Intelligence Index (53.4 vs 29.9). Check coding and agentic indices on this page for workload-specific tradeoffs.