# Moondream 3 Preview

> Moondream 3 Preview is an open-weight language model from Moondream, released on 15 Oct 2026. It accepts text and images and generates text, with a 32K-token context window and up to 4K output tokens per response. As of 17 Oct 2026, the lowest listed API price is $0.30 per million input tokens and $2.50 per million output tokens (OpenRouter), across 1 provider we track.

Source page: https://www.aimodel.directory/models/moondream3-preview
Last verified: 17 Oct 2026

## Specifications

- **Developer:** Moondream
- **Release date:** 15 Oct 2026 (source: OpenRouter, https://openrouter.ai/moondream/moondream3-preview)
- **Status:** Generally available
- **Weights:** Open weights (source: Hugging Face, https://huggingface.co/moondream/moondream3-preview)
- **Parameters:** 9.3B (source: Hugging Face, https://huggingface.co/moondream/moondream3-preview)
- **Context window:** 32K (32,000 tokens) (source: OpenRouter, https://openrouter.ai/moondream/moondream3-preview)
- **Max output:** 4K tokens (source: OpenRouter, https://openrouter.ai/moondream/moondream3-preview)
- **Input:** Text and images (source: OpenRouter, https://openrouter.ai/moondream/moondream3-preview)
- **Output:** Text (source: OpenRouter, https://openrouter.ai/moondream/moondream3-preview)
- **Reasoning mode:** Yes (source: OpenRouter, https://openrouter.ai/moondream/moondream3-preview)
- **Tool calling:** No (source: OpenRouter, https://openrouter.ai/moondream/moondream3-preview)
- **Structured output:** No (source: OpenRouter, https://openrouter.ai/moondream/moondream3-preview)
- **Hugging Face:** moondream/moondream3-preview (source: Hugging Face, https://huggingface.co/moondream/moondream3-preview)

## API pricing (USD per 1M tokens)

| Provider | Input | Output | Cached input | Context |
|---|---|---|---|---|
| OpenRouter | $0.30 | $2.50 | – | 32K |

## FAQ

### What is the context window of Moondream 3 Preview?

Moondream 3 Preview has a context window of 32,000 tokens (32K) and can generate up to 4,096 tokens in a single response, according to OpenRouter.

### How much does the Moondream 3 Preview API cost?

Moondream 3 Preview is listed from $0.30 per million input tokens and $2.50 per million output tokens (OpenRouter). Prices last verified 17 Oct 2026.

### Is Moondream 3 Preview open source?

Moondream 3 Preview is an open-weight model: its weights are published on Hugging Face as moondream/moondream3-preview. Check the license terms before commercial use.

### When was Moondream 3 Preview released?

Moondream released Moondream 3 Preview on 15 Oct 2026, according to OpenRouter.

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Data licensed CC BY 4.0. Cite as: AI Model Directory, "Moondream 3 Preview", https://www.aimodel.directory/models/moondream3-preview