Agent skill · data analytics · jeremylongshore
klingai-common-errors
Diagnose and fix common Kling AI API errors. Use when troubleshooting
Why this skill is useful
Provides detailed troubleshooting steps and code examples for handling specific Kling AI API errors that the AI wouldn't reliably generate on its own.
What it needs
Requires kling-ai account access. About 4k tokens when loaded. Last updated 2026-08-07. 2,604 stars on the source repository.
What this skill does
Kling AI Common Errors Overview Complete error reference for the Kling AI API. Covers HTTP status codes, task-level failures, JWT issues, and generation-specific problems with tested solutions. HTTP Error Codes Code Error Cause Solution ------ ------- ------- ---------- 400 Bad Request Invalid parameters, malformed JSON Validate all required fields; check modelname is valid 401 Unauthorized Invalid/expired JWT token Regenerate JWT; verify AK/SK; check exp claim 402 Payment Required Insufficient credits Top up API resource pack or subscription 403 Forbidden Content policy violation or API disabled Review prompt against content policy; enable API access 404 Not Found Invalid taskid or wrong endpoint Verify taskid; check endpoint path spelling 429 Too Many Requests Rate limit exceeded Implement exponential backoff (see pattern below) 500 Internal Server Error Kling platform issue Retry after 30s; if persistent, check status page 502 Bad Gateway Upstream service unavailable Retry with backoff; typically transient 503 Service Unavailable System maintenance Wait and retry; check announcements Task-Level Failures When HTTP returns 200 but taskstatus is "failed": taskstatusmsg Cause Solution ------------------- ------- ---------- Content policy violation Prompt contains restricted content Remove violent, adult, or copyrighted references Image quality too low Source image is blurry or too small Use image >= 300x300px, clear and sharp Prompt too complex Too many scene elements Simplify to 1-2 subjects, clear action Generation timeout Internal processing exceeded limit Retry; reduce duration from 10s to 5s Invalid image format Unsupported file type Use JPG, PNG, or WebP Mask dimension mismatch Mask size differs from source Ensure mask matches source image dimensions exactly JWT Authentication Errors Problem: 401 on every request Problem: Token works then fails after 30 min Rate Limit Handling Diagnostic Checklist When a generation fails, check in order: 1. …
How to use it
Reference it in AdaL, Claude Code, Cursor or any coding agent — nothing to install:
@skills jeremylongshore/klingai-common-errors