{"entry":{"slug":"npm-registry-api","name":"npm Registry","category":"api","summary":"Package metadata, versions and dist tags for every npm package.","description":"Read-only JSON registry: package documents, version manifests, tarball URLs and publish timestamps.","auth_mode":"none","endpoint":"https://registry.npmjs.org","docs_url":"https://github.com/npm/registry/blob/main/docs/REGISTRY-API.md","tags":["devtools","packages","open-data"],"capabilities":["package_metadata","version_lookup","dist_tags"],"auth_params":[],"input_format":"path params","output_format":"json","rate_limit":"fair use","pricing":"free","invocation_example":"curl -s https://registry.npmjs.org/left-pad | head -c 300","verified":false,"verified_at":null,"featured":false,"checks_total":58,"checks_ok":58,"avg_latency_ms":3,"reports_count":0,"health_ok":true,"health_status_code":200,"health_checked_at":"2026-11-01T23:17:03.483+00:00","health_latency_ms":4,"probe_url":null},"watch":{"hint":"Follow \"npm-registry-api\": get alerted when it goes down, comes back, or changes shape. Free, 3 tools per key. Email follows are confirmed by a one-click email before alerts start.","how":"POST https://agentnexus.app/api/public/watch with {\"slug\":\"npm-registry-api\"} and your x-api-key (the key's email gets the alerts), or add \"email\" / \"webhook_url\". Email follows must be confirmed from the inbox before alerts start."}}