Devstral Small 2 vs. Devstral 2
Comparison between Devstral Small 2 and Devstral 2 across intelligence, price, speed, context window and more.
For details relating to our methodology, see our Methodology page.
Highlights
Model Comparison
Devstral Small 2 | Devstral 2 | ||
|---|---|---|---|
| Intelligence Index | 18 | 19 | Devstral 2 is more intelligent than Devstral Small 2 |
| Price per 1M Tokens | $0.00 | $0.00 | Both Devstral Small 2 and Devstral 2 have the same price |
| Output Speed | 108 tokens/s | 45 tokens/s | Devstral Small 2 is faster than Devstral 2 |
| Time to First Token | 2.33s | 1.54s | Devstral 2 responds faster than Devstral Small 2 |
| Context Window | 256k tokens~384 A4 pages of size 12 Arial font | 256k tokens~384 A4 pages of size 12 Arial font | Both Devstral Small 2 and Devstral 2 have the same sized context window |
| Release Date | December 2025 | December 2025 | Both Devstral Small 2 and Devstral 2 have the same release date |
| Parameters | 24B | 125B | Devstral 2 has more parameters than Devstral Small 2 |
| Reasoning | No | No | Neither Devstral Small 2 nor Devstral 2 have reasoning |
| Image Input Support | Yes | No | Devstral Small 2 has image input support while Devstral 2 does not |
| Open Source (Weights) | Both Devstral Small 2 and Devstral 2 are open source | ||
| License | |||
| License Supports Commercial Use Without Restrictions | Yes | No | Devstral Small 2 has license supports commercial use without restrictions while Devstral 2 does not |
Intelligence
Artificial Analysis Intelligence Index
Artificial Analysis Intelligence Index by Open Weights / Proprietary
Intelligence Evaluations
Agentic real-world work tasks, (Elo-500)/2000
Agentic tool use
Agentic coding & terminal use
Coding
Reasoning & knowledge
Scientific reasoning
Physics reasoning
Knowledge
1 - hallucination rate
Long context reasoning
Agentic knowledge work, Elo
Agentic SaaS workflows
Legal agentic work, criterion pass rate
Agentic business operations
Quantitative analysis on spreadsheets & documents
Instruction following
Long-horizon agentic tasks
Kubernetes incident root-cause analysis
Visual reasoning
AA-Briefcase
AA-Briefcase Elo
AA-Omniscience
AA-Omniscience Index
Openness Index
Artificial Analysis Openness Index: Score
Intelligence Index Comparisons
Intelligence Index vs. Cost per Intelligence Index Task
Token Use
Output Tokens per Intelligence Index Task
Cost
Cost per Intelligence Index Task
Cost to Run Artificial Analysis Intelligence Index
Pricing: Cache Hit, Input, and Output
Context Window
Context Window
Speed
Measured by Output Speed (tokens per second)
Output Speed
Time per Intelligence Index Task
Latency
Measured by Time (seconds) to First Token
Latency: Time To First Answer Token
End-to-End Response Time
Seconds to output 500 tokens, calculated based on time to first token, 'thinking' time for reasoning models, and output speed
End-to-End Response Time
Model Size (Open Weights Models Only)
Model Size: Total and Active Parameters
Frequently Asked Questions
Devstral 2 is more intelligent. Devstral 2 scores 19, compared with Devstral Small 2 at 18 on the Artificial Analysis Intelligence Index.
Devstral Small 2 is faster. Devstral Small 2 generates 108.4 tokens per second, compared with Devstral 2 at 45.1 tokens per second.
Devstral 2 has lower latency. Devstral 2 has a time to first token of 1.54s, compared with Devstral Small 2 at 2.33s.
Both models have a context window of 260k tokens.