customerio-common-errors

Installation
SKILL.md

Customer.io Common Errors

Overview

Diagnose and resolve common Customer.io integration errors, delivery issues, and API problems.

Prerequisites

  • Access to Customer.io dashboard
  • API credentials configured
  • Access to application logs

Error Reference

Error Code Meaning Action
400 Bad Request Check request format and data
401 Unauthorized Verify API credentials
403 Forbidden Check API key permissions
404 Not Found Verify endpoint URL
429 Rate Limited Implement backoff
500 Server Error Retry with backoff
Related skills
Installs
24
GitHub Stars
2.2K
First Seen
Feb 18, 2026