Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning): The Ultimate Performance & Pricing Comparison

Deep dive into reasoning, benchmarks, and latency insights.

The Final Verdict in the Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) Showdown

After a comprehensive analysis, Claude Opus 4.5 (Reasoning) emerges as the superior choice for users prioritizing raw intelligence and reasoning. However, Mistral Medium 3.1 remains a highly competitive option, especially for scenarios demanding faster response times and cost-efficiency. This detailed Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) comparison will break down every critical metric to help you make the best decision.

Explore best-for scenarios•Let the AI Selector recommend next steps

Model Snapshot

Key decision metrics at a glance.

Mistral Medium 3.1

Mistral

Reasoning: 4
Coding: 2
Multimodal: 2
Long Context: 3
Blended Price / 1M tokens: $0.001
P95 Latency: 1000ms
Tokens per second: 78.692tokens/sec

Claude Opus 4.5 (Reasoning)

Anthropic

Reasoning: 9
Coding: 5
Multimodal: 4
Long Context: 6
Blended Price / 1M tokens: $0.010
P95 Latency: 1000ms
Tokens per second: 64.25tokens/sec

Overall Capabilities

The capability radar provides a holistic view of the Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) matchup. This chart illustrates each model's strengths and weaknesses at a glance, forming a cornerstone of our Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) analysis.

This radar chart visually maps the core capabilities (reasoning, coding, math proxy, multimodal, long context) of `Mistral Medium 3.1` vs `Claude Opus 4.5 (Reasoning)`.

Benchmark Breakdown

For a granular look, this chart directly compares scores across standardized benchmarks. In the critical MMLU Pro test, a key part of the Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) debate, Mistral Medium 3.1 scores 40 against Claude Opus 4.5 (Reasoning)'s 90. This data-driven approach is essential for any serious Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) comparison.

This grouped bar chart provides a side-by-side comparison for each benchmark metric.

Speed & Latency

Speed is a crucial factor in the Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) decision for interactive applications. The metrics below highlight the trade-offs you should weigh before shipping to production.

Time to First Token

Mistral Medium 3.1300ms

Claude Opus 4.5 (Reasoning)300ms

Tokens per Second

Mistral Medium 3.178.692

Claude Opus 4.5 (Reasoning)64.25

Head to the playground to validate these results yourself

The Economics of Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning)

Power is only one part of the equation. This Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) pricing analysis gives you a true sense of value.

Pricing Breakdown

Compare input and output pricing at a glance.

Real-World Cost Scenario

To process 1M input tokens and generate 250k output tokens, Mistral Medium 3.1 would cost $0.001, whereas Claude Opus 4.5 (Reasoning) would cost $0.011. This practical calculation is vital for any developer considering the Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) choice.

Review the complete pricing and packaging strategy

Which Model Wins the Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) Battle for You?

Choose Mistral Medium 3.1 if...

You need the most advanced reasoning capabilities available.

Your use case demands cutting-edge AI performance.

Choose Claude Opus 4.5 (Reasoning) if...

You are developing at scale where operational costs are critical.

You prioritize cost-effectiveness over maximum performance.

Your workload requires consistent, reliable performance.

Explore all Best picks Use the AI Selector for a tailored recommendation

Your Questions about the Mistral Medium 3.1 vs Claude Opus 4.5 (Reasoning) Comparison

Review the full evaluation methodology · Read the latest analysis posts