HOMELIBRARYDEVELOPER TOOLS
GUIDEDEVELOPER TOOLS✓ SAFETY VALIDATEDINTERMEDIATE

A Validated Developer Tools Tool for Your AI

Official comprehensive guide to tool use and function calling with Claude. Best practices for building agents.

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SETUP TIME
0 min
SKILL LEVEL
intermediate
COST TO RUN
Free. This is Anthropic's official documentation with no external API calls required to read it.
SAFETY SCORE
99/100
A DAY WITH THIS

It is 10am. You're building an agent that needs to fetch weather and book flights. You read through Anthropic's tool use guide, understand exactly how to structure your function schemas and handle parallel tool calls. By 11am, your agent is calling three tools in sequence without hallucinating.

TRY THIS FIRST
Explain tool calling flow
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STACKS WELL WITH
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SUBSCRIBERS ONLY

The exact prompts, config and setup instructions are available to Followloop subscribers.

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FOR INTERMEDIATES

You need to understand JSON schemas, API request/response cycles, and agent logic — but the guide itself is well-written and self-contained

SAFETY STATUS
Safety score99/100
URL reputation checked
Prompt injection screened
Malicious code scan
Re-scanned every 6h
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