| Signal | Claude 3.5 Sonnet | Delta | Devstral Medium |
|---|---|---|---|
Capabilities | 50 | -- | |
Benchmarks | 80 | +80 | |
Pricing | 30 | +28 | |
Context window size | 84 | +3 | |
Recency | 40 | -48 | |
Output Capacity | 65 | +45 | |
| Overall Result | 4 wins | of 6 | 1 wins |
26
days ranked higher
1
days
3
days ranked higher
Anthropic
Mistral AI
Devstral Medium saves you $1960.00/month
That's $23520.00/year compared to Claude 3.5 Sonnet at your current usage level of 100K calls/month.
| Metric | Claude 3.5 Sonnet | Devstral Medium | Winner |
|---|---|---|---|
| Overall Score | 64 | 59 | Claude 3.5 Sonnet |
| Rank | #170 | #210 | Claude 3.5 Sonnet |
| Quality Rank | #170 | #210 | Claude 3.5 Sonnet |
| Adoption Rank | #170 | #210 | Claude 3.5 Sonnet |
| Parameters | -- | -- | -- |
| Context Window | 200K | 131K | Claude 3.5 Sonnet |
| Pricing | $6.00/$30.00/M | $0.40/$2.00/M | -- |
| Signal Scores | |||
| Capabilities | 50 | 50 | Claude 3.5 Sonnet |
| Benchmarks | 80 | -- | Claude 3.5 Sonnet |
| Pricing | 30 | 2 | Claude 3.5 Sonnet |
| Context window size | 84 | 81 | Claude 3.5 Sonnet |
| Recency | 40 | 88 | Devstral Medium |
| Output Capacity | 65 | 20 | Claude 3.5 Sonnet |
Our composite score (0–100) combines six weighted signals: benchmark performance (25%), pricing efficiency (25%), context window size (15%), model recency (15%), output capacity (10%), and capability versatility (10%). Here's what the scores mean for these two models:
Scores 64/100 (rank #170), placing it in the top 42% of all 290 models tracked.
Scores 59/100 (rank #210), placing it in the top 28% of all 290 models tracked.
With only a 4-point gap, these models are in the same performance tier. The practical difference in output quality is minimal — your choice should depend on pricing, latency requirements, and specific feature needs.
Devstral Medium offers 93% better value per quality point. At 1M tokens/day, you'd spend $36.00/month with Devstral Medium vs $540.00/month with Claude 3.5 Sonnet — a $504.00 monthly difference.
Both models have comparable response speeds. For most applications, the latency difference is negligible.
When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.
Code generation & review
Higher benchmark score (0/100) indicates stronger performance on coding tasks like generating functions, debugging, and refactoring
Customer support chatbot
Faster response time (speed score 0/100) is critical for user-facing chat. Devstral Medium also offers lower per-token costs for high-volume support
Long document analysis
Larger context window (200K tokens) can process longer documents, contracts, and research papers in a single pass
Batch data extraction
Lower output pricing ($2.00/M) reduces costs when processing thousands of records daily
Creative writing & content
Higher overall composite score (64/100) correlates with better nuance, coherence, and style in long-form content
Image understanding & OCR
Supports vision input — can analyze screenshots, diagrams, photos, and scanned documents directly
Claude 3.5 Sonnet has a moderate advantage with a 4.200000000000003-point lead in composite score. It wins on more signal dimensions, but Devstral Medium has specific strengths that could make it the better choice for certain workflows.
Best for Quality
Claude 3.5 Sonnet
Marginally better benchmark scores; both are excellent
Best for Cost
Devstral Medium
93% lower pricing; better value at scale
Best for Reliability
Claude 3.5 Sonnet
Higher uptime and faster response speeds
Best for Prototyping
Claude 3.5 Sonnet
Stronger community support and better developer experience
Best for Production
Claude 3.5 Sonnet
Wider enterprise adoption and proven at scale
by Anthropic
| Capability | Claude 3.5 Sonnet | Devstral Medium |
|---|---|---|
| Vision (Image Input)differs | ||
| Function Calling | ||
| Streaming | ||
| JSON Modediffers | ||
| Reasoning | ||
| Web Search | ||
| Image Output |
Anthropic
Mistral AI
Devstral Medium saves you $43.68/month
That's 93% cheaper than Claude 3.5 Sonnet at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | Claude 3.5 Sonnet | Devstral Medium |
|---|---|---|
| Context Window | 200K | 131K |
| Max Output Tokens | 8,192 | -- |
| Open Source | Yes | No |
| Created | Oct 22, 2024 | Jul 10, 2025 |
Claude 3.5 Sonnet scores 64/100 (rank #170) compared to Devstral Medium's 59/100 (rank #210), giving it a 4-point advantage. Claude 3.5 Sonnet is the stronger overall choice, though Devstral Medium may excel in specific areas like cost efficiency.
Claude 3.5 Sonnet is ranked #170 and Devstral Medium is ranked #210 out of 290+ AI models. Rankings use a composite score combining benchmark performance (25%), pricing (25%), context window (15%), recency (15%), output capacity (10%), and versatility (10%). Scores update hourly.
Devstral Medium is cheaper at $2.00/M output tokens vs Claude 3.5 Sonnet's $30.00/M output tokens — 15.0x more expensive. Input token pricing: Claude 3.5 Sonnet at $6.00/M vs Devstral Medium at $0.40/M.
Claude 3.5 Sonnet has a larger context window of 200,000 tokens compared to Devstral Medium's 131,072 tokens. A larger context window means the model can process longer documents and conversations.