AiCostCompare

Claude Opus 4.6 vs Ministral 3 8B 2512 (batch)

Side-by-side API pricing and Artificial Analysis performance for Claude Opus 4.6 (Anthropic) and Ministral 3 8B 2512 (batch) (Mistral). Green cells mark the better value in each row.

Prices updated Sep 19, 2026, 10:38 PM UTC · refreshed hourly

Claude Opus 4.6

Anthropic

Ministral 3 8B 2512 (batch)

Mistral

Pricing
Input $/1M$5.00$0.075
Output $/1M$25.00$0.075
Blended $/1M (3:1)$10.00$0.075
RAG example (30K in / 2K out)$0.2$0.0024
Quality & speed
Intelligence Index26.45.5
Coding Index9.7
Agentic Index0.6
Output speed (tok/s)0
Time to first token0s
Specs
Context window1M262K
Input modalitiestext, image, filetext, image

FAQ

Which is cheaper, Claude Opus 4.6 or Ministral 3 8B 2512 (batch)?

Ministral 3 8B 2512 (batch) has the lower blended API price at $0.075 per 1M tokens (3:1 input:output mix), versus $10.00 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), Ministral 3 8B 2512 (batch) costs about $0.0024 per request versus $0.2. Also compare context windows: Claude Opus 4.6 offers 1M and Ministral 3 8B 2512 (batch) offers 262K.

Which scores higher on Artificial Analysis benchmarks?

Claude Opus 4.6 leads on the Artificial Analysis Intelligence Index (26.4 vs 5.5). Check coding and agentic indices on this page for workload-specific tradeoffs.