Latency

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A PM asks why the RAG assistant feels sluggish next to a plain chatbot: account for the extra latency and what you'd do

Keeping an image heavy multimodal feature feeling fast despite a slow vision pipeline

Match each LLM latency metric to what it actually measures

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Speculative decoding promises faster tokens: when does it actually deliver?

Which phase governs the wall clock time of a long LLM generation?

Decode reads the whole model to emit one token: what does that imply for batching?

TTFT: name the metric it captures and what dominates it

Throughput, for an LLM serving system: give the working definition

End to end latency: fill in the queue, prefill and decode components.

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Match TTFT and TPOT to the latency they measure during streaming

Why does an agent loop with 5 tool calls have ~6× the latency of a single completion and how do you mitigate?

Which mitigation has the largest impact on agent loop latency when tool calls are independent?

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Spot the errors in this 'API is slow because of network and tokenizer' explanation

How should a production MCP host handle a tool call that exceeds the latency budget?

PremiumWhat is the correct…