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Cost & Optimization
How I Cut My LLM Bill 79% in 15 Minutes Without Changing Application Code
How I Cut My LLM Bill 79% in 15 Minutes Without Changing Application Code
Siv Souvam
7 Min Read◆June, 5 2026
How I Cut My LLM Bill 79% in 15 Minutes Without Changing Application Code
Compare FastRouter and Requesty on EU data residency, routing, evals, governance, and pricing. Decision guide for global and EU teams.
FastRouter (managed) vs LiteLLM (open-source proxy): operations, routing, evals, total cost, and a decision guide for production teams.
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A high eval pass rate tells you your test set is easy, not that your system is working. A practitioner argument for adversarial evaluation, done right
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There's something deeply ironic about what happened to LiteLLM on March 24. LiteLLM is, by design, a credential proxy.
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How to Compare LLM Models for Production: Side-by-Side Testing With Real Cost Data FastRouter Blog