OpenRouter Adds More Capacity for Free Stealth Model Union Alpha

Key Info

OpenRouter announced that significantly more capacity for Union Alpha, its new free stealth multimodal model, will come online tomorrow morning, after users experienced some hiccups. Union Alpha is designed for research, coding, and agentic workflows, with 256K context and tool calling.

Highlights

• A significant capacity expansion goes live tomorrow morning, with OpenRouter thanking users for their patience during recent hiccups.
• Union Alpha is now available as a free, frontier-level general-purpose multimodal model on OpenRouter.
• It supports 256K context and tool calling, making it suitable for research, coding, and agentic workflows.