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Model details

Ministral 3 3B 2512

Ministral 3 3B 2512 sits at the small end of Mistral's Ministral 3 family, positioned as a powerful yet efficient tiny language model that can handle both text and image inputs while producing text outputs. The name and the Hugging Face repository slug, mistralai/Ministral-3-3B-Instruct-2512, indicate an instruction-tuned variant of the family, and the open-weight status means the model can be self-hosted, inspected, or fine-tuned rather than treated as a closed API-only system. Its small footprint makes it attractive for scenarios where latency, cost, and the ability to run locally matter more than raw scale.

Because the model accepts images alongside text, it can be used for lightweight multimodal tasks such as document understanding, screenshot analysis, or visual question answering, while a 131,072-token context window gives it room to handle long prompts, extended conversations, or sizeable document inputs in a single call. The combination of vision input, a generous context length, and open weights makes Ministral 3 3B 2512 a practical choice for developers building compact assistants, embedded copilots, or pipelines that need a small multimodal model they can fully control rather than a large general-purpose system running remotely.

OpenRoutermistralai/ministral-3b-2512ministral

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Provider
OpenRouter
Model key
mistralai/ministral-3b-2512
Release date
Dec 2, 2025
Last updated
Dec 2, 2025
Input modalities
Output modalities
Capabilities

Cost

Input token cost
$0.10
Output token cost
$0.10

Limits

Output tokens
104,857 tokens
Context window
131,072 tokens

Transparent token rates

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Rates are shown per one million tokens. Combined means one million input plus one million output tokens.

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Latest news about Ministral 3 3B 2512

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CoverageBenchmark

OpenOCR published reproducible OCR benchmark results for Mistral's Ministral 3 3B 2512, scoring an average of 97.7% character-LCS similarity across an 11-document corpus (measured 2026-08-22). Individual document results include perfect 100.0% scores on a grocery receipt, a handwritten letter, and handwritten notes, wi Testing was conducted via the OpenRouter-hosted endpoint (openrouter-mistralai-ministral-3b-2512), with an average latency of approximately 1.8 seconds per document. The benchmark corpus, ground truth, and scorer are public, and results are recomputed at page render time using a verifiable corpus manifest, lending the

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