Diagnose an npm installation or dependency error

Identify npm and Node.js failure modes such as ERESOLVE peer conflicts, ETARGET versions, engine mismatches, node-gyp builds, permission errors, missing files, lockfile drift, and registry/network failures, then return safe recovery commands.

$0.004 USDC POST /v1/npm-error

developer-tools · npm · dependencies · nodejs

Use it for

fix npm install error
diagnose ERESOLVE
repair Node dependency conflict

Example input

{
  "log": "FAILED tests/test_math.py::test_total - AssertionError: assert 1 == 2",
  "step_name": "pytest"
}

Example output

{
  "success": true,
  "issue_type": "peer_dependency_conflict",
  "commands": [
    "npm explain <package>",
    "npm install"
  ]
}

Call it

Use an x402 v2 payment-aware client from the quickstart. An unpaid request safely returns the exact payment challenge before any work runs.