Master jq for Claude Code Hooks — Install, Parse JSON, Extract Fields in Terminal (CLI Tutorial)

Published: 03 December 2025
on channel: MLTut

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Learn Claude Code the Right Way (Recommended Courses)

→ Claude Code: Software Engineering with Generative AI Agents
https://imp.i384100.net/5kgoYN
→ Building with the Claude API
https://imp.i384100.net/NGk7Nv
→ Claude Code in Action (CLI + Real Projects)
https://imp.i384100.net/6yvEPm
→ Intro to Claude AI (Beginner Friendly)
https://imp.i384100.net/5kgoj9

In this video, you’ll learn how to use jq to read and process JSON data inside Claude Code hooks.

Claude Code hooks generate structured event logs in JSON. Most of the time, you only need specific fields like the command, description, or status. jq lets you extract this instantly from the terminal using one-line filters. No extra code. No noise.

We cover:
→ Installing jq on macOS using Homebrew
→ Installing jq on Ubuntu using apt
→ Installing jq on Windows using Winget
→ Verifying setup with jq --version
→ Parsing any JSON file in the terminal
→ Viewing nested objects like tool_input
→ Extracting field values like .tool_input.code and .tool_input.description
→ Combining multiple fields into one clean line
→ Saving jq output to a text file using
→ Reading saved output using cat

This video is great for:
→ Developers working with CLI JSON
→ People automating workflows with Claude Code hooks
→ Anyone handling API JSON and filtering terminal data
→ Beginners learning jq filters and JSON extraction

Disclaimer: Some of the links above are affiliate links. I may earn a small commission at no extra cost to you.

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