Devstral Medium is a high-performance code generation and agentic reasoning model developed jointly by Mistral AI and All Hands AI. Positioned as a step up from Devstral Small, it achieves 61.6% on SWE-Bench Verified, placing it ahead of Ge…
Model details →Mistral: Devstral Medium vs MoonshotAI: Kimi K2 0905
Mistral: Devstral Medium and MoonshotAI: Kimi K2 0905 are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
Kimi K2 0905 is the September update of [Kimi K2 0711](moonshotai/kimi-k2). It is a large-scale Mixture-of-Experts (MoE) language model developed by Moonshot AI, featuring 1 trillion total parameters with 32 billion active per forward pass.…
Model details →Side-by-side comparison
| Capability | Mistral: Devstral Medium | MoonshotAI: Kimi K2 0905 | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 131K | 131K | Tie |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.40 | $0.40 | Tie |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $2.00 | $2.00 | Tie |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | — | Tie |
Frequently asked questions
Is Mistral: Devstral Medium better than MoonshotAI: Kimi K2 0905?
Mistral: Devstral Medium and MoonshotAI: Kimi K2 0905 are evenly matched on 6 axes — pick the one whose provider, latency, or licensing fits your stack.
What's the price difference between Mistral: Devstral Medium and MoonshotAI: Kimi K2 0905?
Input: $0.40 vs $0.40 per 1M tokens. Output: $2.00 vs $2.00 per 1M tokens.
What context windows do Mistral: Devstral Medium and MoonshotAI: Kimi K2 0905 support?
Mistral: Devstral Medium supports up to 131K tokens. MoonshotAI: Kimi K2 0905 supports up to 131K tokens.
Do both Mistral: Devstral Medium and MoonshotAI: Kimi K2 0905 support tool calling?
Mistral: Devstral Medium: yes. MoonshotAI: Kimi K2 0905: yes.