Claude Sonnet 5 Paid vs 
Mistral Medium 3.1 Paid
Claude Sonnet 5 vs Mistral Medium 3.1 compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.
Claude Sonnet 5 — full profile › · Mistral Medium 3.1 — full profile ›
Prices & specs refreshed from live data · olud.ai
Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.
$10 /M outputManaged API (no infra to run)
$2 /M outputManaged API (no infra to run)
Claude Sonnet 5 vs Mistral Medium 3.1 specs
| Spec | Claude Sonnet 5 | Mistral Medium 3.1 | Winner |
|---|---|---|---|
| Maker | Anthropic | Mistral AI | – |
| Type | Proprietary | Proprietary | – |
| Context window | 1M tokens | 131K tokens | |
| Input price | $2/M | $0.4/M | |
| Output price | $10/M | $2/M | |
| Vision / multimodal | Yes | Yes | = Tie |
| Tool / function calling | Yes | Yes | = Tie |
| Self-hostable | No (API only) | No (API only) | – |
| License | Proprietary | Proprietary | – |
Price gap & when to choose each
Mistral Medium 3.1 is ~5.0× cheaper than Claude Sonnet 5 on output tokens ($2 vs $10 per M tokens).
- You want frontier performance through a managed API
- You need the longer 1M context window
- You value reliability & ecosystem
- You don't want to manage infrastructure
- You want frontier performance through a managed API
- You want the lower output price
- You value reliability & ecosystem
- You don't want to manage infrastructure
Feature comparison
| Capability | Claude Sonnet 5 | Mistral Medium 3.1 |
|---|---|---|
| Open weights (downloadable) | ✗ | ✗ |
| Self-hostable | ✗ | ✗ |
| Runs fully offline | ✗ | ✗ |
| Vision / multimodal | ✓ | ✓ |
| Tool / function calling | ✓ | ✓ |
| 1M+ context window | ✓ | ✗ |
Benchmarks: Claude Sonnet 5 vs Mistral Medium 3.1
Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).
Benchmark data by Artificial Analysis.
How Claude Sonnet 5 and Mistral Medium 3.1 score
| Criterion | Claude Sonnet 5 | Mistral Medium 3.1 |
|---|---|---|
| Cost-efficiency | 3.5 | 4.5 |
| Context window | 5.0 | 3.5 |
| Openness | 1.5 | 1.5 |
| Self-hosting | 1.0 | 1.0 |
| Multimodality | 5.0 | 5.0 |
Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.
What each model is
Claude Sonnet 5 Paid
Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...
Mistral Medium 3.1 Paid
Mistral Medium 3.1 is an updated version of Mistral Medium 3, which is a high-performance enterprise-grade language model designed to deliver frontier-level capabilities at significantly reduced operational cost. It balances...
Other models in these families
These variants are tracked but not compared here — one page per family keeps the comparison readable.
Frequently asked questions
Claude Sonnet 5 vs Mistral Medium 3.1 — which is cheaper?
Mistral Medium 3.1 is cheaper on output ($2/M vs $10/M).
Which has the larger context window?
Claude Sonnet 5 offers the larger context window (1M tokens).
Claude Sonnet 5 vs Mistral Medium 3.1 — which should I pick in 2026?
Choose Mistral Medium 3.1 for the lower output price ($2/M vs $10/M). Choose Claude Sonnet 5 if you need the larger 1M context window.
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