Vivek Alamuri on Instagram: "It’s actually expected that TTFT is higher: 1️⃣ LLMs Generate One Token at a Time 👉 Output is produced auto-regressively - each new token depends on everything generated before it. There are two parts of token generation: prefill and decode. 2️⃣ Prefill = Slowest Part 👉 The first token triggers the prefill stage: the model must build the entire KV cache from scratch for the whole prompt. No prior computations exist yet, so this step is compute-heavy. 3️⃣ Decode = M