Devstral 2 2512

Name: Devstral 2 2512
Author: Mistral AI

Devstral 2 is a state-of-the-art open-source model by Mistral AI specializing in agentic coding. It is a 123B-parameter dense transformer model supporting a 256K context window. Devstral 2 supports ex

by Mistral AI(0) 0 installs

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Free account. Installing gives you the manifest plus copy-paste snippets.

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About

Reference model card from the OpenRouter listing - model mistralai/devstral-2512. Prices are per million tokens as listed; ratings and installs below are from this marketplace.

Devstral 2 2512

Facts


Vendor	Mistral AI
Context window	262,144 tokens
Max output	209,715 tokens
Input price	$0.40 / 1M tokens
Output price	$2.00 / 1M tokens
Input	text, file
Output	text
Tool calling	yes
Structured outputs	yes
Reasoning	no
Open weights	mistralai/Devstral-2-123B-Instruct-2512

Endpoint: https://openrouter.ai/api/v1 (OpenAI-compatible), model mistralai/devstral-2512

Use it

Copy one of these into your project. Installing also returns the manifest and these snippets.

# after Install: the listing is in your workspace's routing pool - nothing else to configure
curl -s -X POST https://api.opensmartroute.ai/api/v1/route -H 'Authorization: Bearer $OSR_API_KEY' -H 'Content-Type: application/json' -d '{"text": "...", "plan": true}'
# or pin it on the OpenAI-compatible endpoint: {"model": "model-mistralai-devstral-2512", ...}

Manifest

An Open Capability Manifest: the router reads it to know what this does, what it costs and when to pick it.

model-mistralai-devstral-2512.ocm.jsonjson

{
  "ocm": "1",
  "id": "model-mistralai-devstral-2512",
  "kind": "llm",
  "name": "Devstral 2 2512",
  "description": "Devstral 2 is a state-of-the-art open-source model by Mistral AI specializing in agentic coding. It is a 123B-parameter dense transformer model supporting a 256K context window. Devstral 2 supports exploring...",
  "publisher": "Mistral AI",
  "version": "1.0.0",
  "capabilities": {
    "domains": [
      "general"
    ],
    "tags": [
      "llm",
      "mistralai",
      "openrouter",
      "open-weights",
      "tool-calling",
      "file",
      "models"
    ],
    "languages": [
      "en"
    ],
    "modalities": [
      "text",
      "file"
    ],
    "supports_tools": true,
    "supports_streaming": true,
    "context_window": 262144
  },
  "quality_prior": 0.094,
  "examples": [
    "Devstral 2 is a state-of-the-art open-source model by Mistral AI specializing in agentic coding. It is a 123B-parameter dense transformer model supporting a 256K context window. Devstral 2 supports exploring..."
  ],
  "primary": false,
  "metadata": {
    "source": {
      "provider": "models",
      "ref": "1765285419",
      "url": "https://openrouter.ai/mistralai/devstral-2512",
      "key": "mistralai/devstral-2512",
      "catalogue": "https://openrouter.ai/api/v1"
    },
    "model": "mistralai/devstral-2512",
    "pricing": {
      "input_usd_per_1m": 0.4,
      "output_usd_per_1m": 2,
      "cache_read_usd_per_1m": 0.04
    },
    "max_output_tokens": 209715,
    "output_modalities": [
      "text"
    ],
    "hugging_face_id": "mistralai/Devstral-2-123B-Instruct-2512",
    "created": 1765285419,
    "benchmarks": {
      "intelligence_index": 9.4,
      "coding_index": 31.3,
      "agentic_index": 4.9,
      "hub_downloads": 15788,
      "hub_downloads_total": 347354,
      "hub_likes": 339,
      "hub_trending": 0,
      "osr_index": 25.6,
      "osr_coverage": 0.4
    }
  },
  "cost": {
    "usd_per_1k_tokens": 0.0012
  },
  "endpoints": [
    {
      "protocol": "openai",
      "url": "https://openrouter.ai/api/v1"
    }
  ]
}

Fetch it by URL: GET /api/v1/registry/model-mistralai-devstral-2512/manifest?version=1.0.0

About

Devstral 2 2512

Facts

Use it

Manifest

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