# What Happens Inside an AI Chatbot Between Enter and the First Word?

DevFeed: [What Happens Inside an AI Chatbot Between Enter and the First Word?](<https://devfeed.tech/articles/what-happens-inside-an-ai-chatbot-between-enter-and-the-first-word-18000.md>)

Original publisher: [Read original article](<https://blog.bytebytego.com/p/what-happens-inside-an-ai-chatbot>)

Author: ByteByteGo

Published: 2026-08-31T15:31:20Z

Content type: article

Language: en

Sources: [ByteByteGo](<https://devfeed.tech/sources/bytebytego.md>)

Topics: [AI Chat](<https://devfeed.tech/topics/ai-chat.md>), [Large Language Model](<https://devfeed.tech/topics/llm.md>), [context](<https://devfeed.tech/topics/context.md>), [Caching](<https://devfeed.tech/topics/caching.md>), [Streaming](<https://devfeed.tech/topics/streaming.md>), [Tool](<https://devfeed.tech/topics/tool.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [caching](<https://devfeed.tech/tags/caching.md>), [chat](<https://devfeed.tech/tags/chat.md>), [context](<https://devfeed.tech/tags/context.md>), [llm](<https://devfeed.tech/tags/llm.md>), [streaming](<https://devfeed.tech/tags/streaming.md>), [tools](<https://devfeed.tech/tags/tools.md>)

## AI overview

This article explains what happens inside an AI chatbot between submitting a follow-up question and receiving the first generated word. It covers prompt assembly, safety checks, token processing, conversation history, shared computing, prefill and decode, caching, streaming, guardrails, and tool execution.

## Source excerpt

In this article, we are going to look at this entire journey in detail.