tool( )
Pattern
BEG·Nov 25

Tool Input Lifecycle Hooks

Explore tool input lifecycle hooks: onInputStart, onInputDelta, and onInputAvailable. See how to track tool input generation in real-time during streaming.

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Tool Input Lifecycle Hooks preview

Problems Solved

  • Track tool input generation in real-time
  • Monitor tool input streaming with lifecycle hooks
  • Understand tool input lifecycle events
  • Debug tool input generation process

Use Cases

  • Learning tool input lifecycle hooks
  • Debugging tool input generation
  • Monitoring tool input streaming
  • Understanding AI SDK tool APIs

AI SDK APIs

streamTextconvertToModelMessagestool(useChatonInputStartonInputDeltaonInputAvailable

Tags

aitoolslifecycle-hooksonInputStartonInputDeltaonInputAvailablestreamingai-sdktool-api

Requirements

Node.js
24+
Memory
512MB
Other
  • OpenAI API key

Environment Variables

External Services

openai

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End of Pattern