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Devstral 2

Devstral 2 is a 123B open-weight agentic coding model with 72.2% on SWE-bench Verified, a context window of 256K tokens, and support for codebase exploration and multi-file orchestration.

Tool Use
index.ts
import { streamText } from 'ai'
const result = streamText({
model: 'mistral/devstral-2',
prompt: 'Why is the sky blue?'
})