Unverified50% confidenceTradeoffExact time
The dual-tower architecture can pre-compute and cache the embeddings of one side, so at query time only the other side needs to be encoded followed by vector retrieval, resulting in extremely low computation; this is the architectural root of CLM's speed advantage, with the trade-off being that the two-sided encoders cannot perform fine-grained cross-attention comparison.
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50%
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Long-term
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10/4/2026
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