LemRank

Rank Tracker API — Daily Positions, JSON & Webhooks

REST API for daily rank tracking data. Pull positions, SERP features, and competitor movement into your own dashboard, data warehouse, or app. Free trial.

Key points

  • REST API with cursor pagination, filter-by-project, filter-by-date-range, and per-keyword drill-down.
  • Webhooks fire when a rank changes by more than N positions or when a SERP feature is gained or lost.
  • Bulk endpoint returns up to 10,000 keywords per request — designed for warehouse ingestion.
  • Rate limits scale with plan: 60/min on Pro, 600/min on Agency, 6,000/min on Enterprise.
  • OpenAPI 3.1 spec, TypeScript SDK, and Python client library — all versioned and stable.

Frequently asked questions

Where's the API documentation?

OpenAPI spec is public and versioned. See /developers for keys, quotas, and code samples.

Is the API in every plan?

Pro, Agency, and Enterprise. Rate limits scale by tier. Free trial includes full API access.

Are historical positions available via API?

Yes — every historical position ever recorded on your projects is queryable. No hidden retention cap.

See LemRank pricing or start a 14-day free trial.