Author's Description
This is a cloaked model provided to the community to gather feedback. A general-purpose multimodal model (text/image in, text out) designed for reliability, long-context comprehension, and adaptive logic. It is engineered for production-grade assistants, retrieval-augmented systems, science workloads, and complex agentic workflows. **Note:** All prompts and completions for this model are logged by the provider and may be used to improve the model.
Key Specifications
Supported Parameters
This model supports the following parameters:
Features
This model supports the following features:
Performance Summary
Bert-Nebulon Alpha, a general-purpose multimodal model from openrouter, demonstrates exceptional performance across several key metrics. It consistently ranks among the fastest models, achieving an Infinityth percentile speed across 8 benchmarks, indicating superior processing efficiency. While specific cost data is unavailable, suggesting potential free tier usage, its reliability is outstanding with a 100% success rate across all benchmarks, ensuring consistent and usable responses. The model exhibits perfect accuracy in General Knowledge, placing it among the top performers in both accuracy and speed for this category. It also shows strong capabilities in Mathematics (95.0% accuracy, 92nd percentile) and Email Classification (99.0% accuracy, 92nd percentile), highlighting its proficiency in structured tasks. Its performance in Coding (91.0% accuracy) and Reasoning (78.0% accuracy) is commendable. However, a notable weakness is its 0.0% accuracy in the Hallucinations benchmark, indicating it does not appropriately acknowledge uncertainty when presented with fictional concepts. This suggests a potential area for improvement in its ability to defer to "I don't know" responses.
Model Pricing
Current Pricing
| Feature | Price (per 1M tokens) |
|---|---|
| Prompt | $0 |
| Completion | $0 |
Price History
Available Endpoints
| Provider | Endpoint Name | Context Length | Pricing (Input) | Pricing (Output) |
|---|---|---|---|---|
|
Stealth
|
Stealth | openrouter/bert-nebulon-alpha | 256K | $0 / 1M tokens | $0 / 1M tokens |
Benchmark Results
| Benchmark | Category | Reasoning | Strategy | Free | Executions | Accuracy | Cost | Duration |
|---|
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