Expired50% confidenceFactExact time
OpenRouter is currently the largest AI model routing aggregation platform, and its technical architecture consists of four core layers: a model registry, a routing decision layer, a unified interface layer, and a billing settlement layer.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/21/2026
First Seen
This claim has expired. It is kept for the record and no longer describes the current state.
Valid until: 10/19/2026(expired)
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