# Claude 4 Sonnet vs Devstral Small

> Side-by-side benchmark comparison for Claude 4 Sonnet and Devstral Small across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/claude-4-sonnet-vs-devstral-small
- Last updated: October 14, 2026

- Shared sourced benchmarks: 1
- HTML indexing: indexable
- Ranking lane: BenchAlign v5.8

## Quick Verdict

Evidence is too thin for a benchmark verdict: Claude 4 Sonnet and Devstral Small share only 1 sourced benchmark row.

## Summary

- Only 1 shared sourced benchmark row is available. That is not enough for a broad capability verdict, so this mirror does not name an overall winner.
- Claude 4 Sonnet has the larger published context window at 200K.

## Model Snapshot

| Property | Claude 4 Sonnet | Devstral Small |
|----------|----------|----------|
| Creator | Anthropic | Mistral |
| Type | Proprietary | Open Weight |
| Reasoning | Non-Reasoning | Non-Reasoning |
| Context | 200K | 128K |
| Independent public score (not head-to-head) | 37.94 | null |
| Benchmarks Covered | 4 | 1 |
| Pricing (input/output) | $3.00 / $15.00 | N/A |

## Category Breakdown

### Agentic

- Winner: Insufficient shared evidence
- Claude 4 Sonnet public-lane score: Coming soon
- Devstral Small public-lane score: Coming soon

| Benchmark | Claude 4 Sonnet | Devstral Small | Winner |
|-----------|-----------|-----------|--------|
| Gert Labs | 39.66% | Coming soon | Coming soon |
| JobBench | 18.4% | Coming soon | Coming soon |

### Coding

- Winner: Insufficient shared evidence
- Claude 4 Sonnet public-lane score: Coming soon
- Devstral Small public-lane score: Coming soon

| Benchmark | Claude 4 Sonnet | Devstral Small | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 72.7% | 46.8% | Claude 4 Sonnet |

### Reasoning

- Winner: Insufficient shared evidence
- Claude 4 Sonnet public-lane score: 56.1 (Unranked · 2 rankable rows)
- Devstral Small public-lane score: Coming soon

### Multimodal & Grounded

- Winner: Insufficient shared evidence
- Claude 4 Sonnet public-lane score: 56.4 (Unranked · 1 rankable row)
- Devstral Small public-lane score: Coming soon

### Knowledge

- Winner: Insufficient shared evidence
- Claude 4 Sonnet public-lane score: 37.7 (Estimated · #123/181)
- Devstral Small public-lane score: Coming soon

### Instruction Following

- Winner: Insufficient shared evidence
- Claude 4 Sonnet public-lane score: 53.5 (#79/128)
- Devstral Small public-lane score: Coming soon

### Mathematics

- Winner: Insufficient shared evidence
- Claude 4 Sonnet public-lane score: Coming soon
- Devstral Small public-lane score: Coming soon

| Benchmark | Claude 4 Sonnet | Devstral Small | Winner |
|-----------|-----------|-----------|--------|
| AIME 2025 | 33.1% | Coming soon | Coming soon |

## FAQ

### Is there enough evidence to pick between Claude 4 Sonnet and Devstral Small?

Not yet. The models share only 1 sourced benchmark row, so this mirror reports the available measurements and metadata without naming a broad winner.

### What can I compare safely on this page?

Published pricing, context windows, model type, and individual shared benchmark rows are directly comparable. Independent overall scores and non-overlapping benchmark coverage are labeled separately and should not be read as a controlled head-to-head result.

## Related Comparisons

- [Claude 4 Sonnet vs Claude Opus 5.5](/compare/claude-4-sonnet-vs-claude-opus-5-5)
- [Devstral Small vs Claude Opus 5.5](/compare/claude-opus-5-5-vs-devstral-small)
- [Claude 4 Sonnet vs GPT-6.1 Sol](/compare/claude-4-sonnet-vs-gpt-6-1-sol)
- [Devstral Small vs GPT-6.1 Sol](/compare/devstral-small-vs-gpt-6-1-sol)

## Explore More

- [Claude 4 Sonnet profile](/models/claude-4-sonnet)
- [Devstral Small profile](/models/devstral-small)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)