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Fusion
OpenRouter · Released May 2026
Fusion is a multi-model orchestration layer that routes prompts to a panel of expert models in parallel, with integrated web search and fetch capabilities.
- Strengths
- Combines diverse model perspectives and real-time information retrieval to reduce single-model hallucination and improve answer coverage on factual queries.
- Best for
- Complex questions requiring cross-validation, current information, or broad knowledge synthesis where single-model responses are insufficient.
- Limitations
- Higher latency due to parallel inference across multiple models and the orchestration overhead of web operations.
Pricing
Priced per 1M tokens — not yet tracked
This model bills per 1M tokens. That price isn't in the catalog yet.