Stop API Errors—Build n8n Calls in 15 Minutes (CEO-Style)

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In this fast, beginner-friendly tutorial, I show you exactly how to set up reliable API calls in n8n—without guesswork or cryptic errors. You’ll go from zero to a working HTTP Request node, handle auth, and capture clean JSON you can use anywhere.

*What you’ll learn:*
A step-by-step API call setup in n8n (URL, params, headers, body, test)
How to handle auth (API keys, Bearer tokens, OAuth2) the right way
Parsing JSON and mapping fields to the rest of your workflow
Error-proofing tips: retries, timeouts, and response validation
Real-world examples you can copy and adapt for your business

Blackfish AI helps business owners escape 20-hour workweeks by automating their lead generation, client communication, and content creation with n8n + AI.

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