Claude Opus 4.8 vs Mistral Medium 3.1
Cost and capability comparison. For a sample workload of 1,000 input and 500 output tokens across 100,000 requests/month, Mistral Medium 3.1 is cheaper by about $1,610.00/month.
| Claude Opus 4.8 | Mistral Medium 3.1 | |
|---|---|---|
| Provider | anthropic | mistral |
| Input / 1M | $5.00 | $0.4000 |
| Output / 1M | $25.00 | $2.00 |
| Per request (sample) | $0.0175 | $0.00140 |
| Monthly (sample) | $1,750.00 | $140.00 |
| Context window | 1,000,000 | 131,000 |
| Vision | Yes | Yes |
| Reasoning | Yes | No |
| Arena · Overall | 1453 | 1350 |
| Arena · Coding | 1539 | 1352 |
| Arena · Math & reasoning | 1435 | 1345 |
| Arena · Agentic / tool use | 1445 | 1342 |
Intelligence scores are community Arena ratings from LMArena / arena.ai, used under CC BY 4.0. Snapshot last refreshed 28 July 2026. Scores are a relative signal, not an absolute measure of capability. A Measured score was voted on directly; an Estimated score is inherited from an identical base model (a regional/creator-prefixed hosting duplicate). See our methodology.
Compare on your own workload
Claude Opus 4.8 and Mistral Medium 3.1 are pre-loaded. Adjust the tokens and monthly volume to see which is cheaper for your usage.
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| Mistral Medium 3.1 | Mistral AI | $0.00140 | $140.00 | $1,680.00 | 131,000 |
| Claude Opus 4.8 | Anthropic | $0.0175 | $1,750.00 | $21,000.00 | 1,000,000 |
FAQ
Which is cheaper, Claude Opus 4.8 or Mistral Medium 3.1?
For a workload of 1,000 input and 500 output tokens over 100,000 requests/month, Mistral Medium 3.1 is cheaper, costing about $140.00/month versus $1,750.00/month.
What is the context window of Claude Opus 4.8 and Mistral Medium 3.1?
Claude Opus 4.8 supports 1,000,000 tokens, while Mistral Medium 3.1 supports 131,000 tokens.
Estimates for planning only. Verify current pricing with each provider.