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Looking for the previous API documentation? Visit the Legacy API Docs. The legacy documentation will be sunset on August 1, 2026.
The Lofty Developer API gives you programmatic access to the Lofty real estate CRM platform. Whether you’re building a custom integration, syncing lead data, automating workflows, or embedding listing search into your app, the API provides the tools you need.

Quick Start

Make your first API call in minutes. Get authenticated and pull your first lead.

Authentication

Learn how to authenticate with OAuth 2.0 or an API Key.

API Reference

Explore all 94 endpoints — leads, tasks, listings, transactions, and more.

Webhooks

Subscribe to real-time events and get notified when data changes in Lofty.

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Get started in 4 steps

1

Create a developer account

Sign up at the Lofty Developer Platform and register your application.
2

Authenticate

Use OAuth 2.0 (recommended) or an API Key to authenticate your requests. See Authentication.
3

Make your first API call

Follow the Quick Start guide to fetch leads, create tasks, or search listings.
4

Subscribe to webhooks

Set up webhook subscriptions to receive real-time updates from Lofty.

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Explore by feature

Lead Management

Create, update, assign, and track leads through your sales pipeline.

Listings

Search MLS listings and retrieve published properties from Lofty.

Communication

Log calls, send emails and SMS, and retrieve communication history.

AI Features

Use AI-powered lead analysis, call summaries, and call scripts.
All entity IDs in the Lofty API are 64-bit integers. If you’re using JavaScript or TypeScript, read the JavaScript Integration guide to avoid silent precision loss.