Model overview
Moondream 3.1 is a vision-language model from Moondream, the successor to Moondream 3 Preview, with 9B total parameters and 2B active (mixture-of-experts). It handles visual question answering, captioning, OCR, and...
The summary below is compiled from sources by an AI model, not our own testing. Verify selection decisions against original sources and your workload.
Key features
- Supports multimodal inputs including text and image
- Employs mixture-of-experts architecture with 2B active parameters out of 9B total
- Capable of visual question answering, image captioning, and OCR tasks
Limitations & considerations
Sources are insufficient to establish specific limitations. Verify task performance, latency, data policies, licensing and version lifecycle.
Source prices & cost analysis
Prices vary by channel, region and configuration. Channel quotes are listed independently and are not treated as a single official provider price.
| Source / channel | Input | Output | Billing unit | Collected at |
|---|---|---|---|---|
| OpenRouter · moondream/moondream3.1-9b-a2b ↗ | USD 0.3 | USD 2.5 | Per million tokens | 2026/11/2 06:25:21 |
Estimate monthly base token costs
Estimates exclude cache discounts, tiered pricing, multimodal surcharges, web search, taxes and additional reasoning output.
Public benchmarks & run configuration
暂无已采集的可核验公开评分。模型未上榜不代表能力较低。
View full indexed rankings →Frequently asked questions
What modalities does Moondream 3.1 accept as input?
Moondream 3.1 accepts both text and image inputs.
How does Moondream 3.1's parameter count break down between total and active parameters?
It has 9B total parameters, with 2B active parameters enabled via a mixture-of-experts design.
Which vision-language tasks is Moondream 3.1 designed for?
It is designed for visual question answering, image captioning, and OCR.
Do open weights permit free commercial use?
Not necessarily. Check the version license, commercial conditions and usage policies. Self-hosting incurs compute and maintenance costs.
Are these real-time billing prices?
These are timestamped source snapshots, not live billing prices. Check the channel for current versions, regions, discounts and billing methods.
Sources & traceability
许可证：other。模型介绍与第三方评测均以原来源的具体版本和方法为准。