Ox Alpha
Ox Alpha, developed by stealth vendors, excels in handling text, images, and videos with a context length of 1048576 tokens, making it suitable for complex tasks that require deep contextual understanding. It supports tools and reasoning capabilities, enhancing its utility for various applications where structured output isn't strictly required. While Ox Alpha is free to use, its lack of independent benchmark coverage means its performance relative to other models remains unproven. Given its broad modalities and reasoning support, it could be a strong contender for users who prioritize cost over established benchmarks but need flexibility in input types and computational depth.
- Model ID
- stealth/ox-alpha
- Vendor
- stealth
- Released
- August 2026
- Tokenizer
- Other
- Input Modalities
- text, image, video
- Output Modalities
- text
- Max Output
- 131,072 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- no
Strong choice for
Social Media Posts
Voice Assistant Backend
Video Auto-Tagging
Cheap Bulk Inference
Self-Hosted / Local
Real-Time Chat
Category rankings
Where Ox Alpha places across the 6 categories it ranks in. How we rank →
| # | Category | Score |
|---|---|---|
| #1 | Social Media PostsWriting · of 25 ranked | 120 |
| #1 | Voice Assistant BackendVoice · of 25 ranked | 124 |
| #1 | Video Auto-TaggingVideo · of 25 ranked | 123 |
| #1 | Cheap Bulk InferenceCost · of 25 ranked | 138 |
| #1 | Self-Hosted / LocalCost · of 25 ranked | 118 |
| #1 | Real-Time ChatLatency · of 25 ranked | 118 |
Quick answers
- Is Ox Alpha free to use?
- Yes. It is currently listed at no cost per token via OpenRouter, subject to provider rate limits.
- What is Ox Alpha's context window?
- 1,048,576 tokens, roughly 1,572 pages of text in a single request.
- Does Ox Alpha support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can Ox Alpha process images?
- Yes, it accepts image input.