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Slashing LLM Bills by 58%: Building an OpenTelemetry Semantic Cache Proxy in FastAPI

This story is from 2026-10-11. It is preserved in the archive; the latest stories are on the live feed.

Slashing LLM Bills by 58%: Building an OpenTelemetry Semantic Cache Proxy in FastAPI Production LLM deployments come with a dirty secret: between 30% and 60% of LLM queries in enterprise SaaS applications are duplicates or slight paraphrases. Support chat queries, recurring agent tasks, automated e…

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  1. 2026-10-11 16:49 · DEV Community — AI
    Slashing LLM Bills by 58%: Building an OpenTelemetry Semantic Cache Proxy in FastAPI

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