ency Optimization: Real-time tracking of token costs and response times per model per provider, with dynamic routing based on cost-performance ratio
5.2 Semantic Caching for Resilience
Beyond cost savings, semantic caching (matching semantically similar queries via embedding cosine similarity) acts as a zero-latency durability layer. When the model is down, semantically similar queries that have a cached response (even stale for 60s) still re
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