A unified, RESO-compliant MLS API

Start with our quick start, explore coverage, and learn how we handle compliance, data quality, and security.

Have a project in mind? Contact us for a free trial API key.

Our Background

Our team has 15+ years of experience building data platforms for real estate. We’ve ingested legacy formats (MITS, RETS, custom XML, ListHub, even the infamous and popular bar‑delimited formats) and gradually unified data into the same format across major nearby MLSs and later across the country. We understand the challenges innovators and brokerage firms face expanding to multiple markets—or simply trying to use all of the data and value resources their local MLS provides—so we built a unified, compliance‑aware RESO API to make it practical.

Unified
Single RESO API

We normalize data across MLSs and map legacy/RETS nuances so you don’t have to.

Compliance
Compliance‑first

Internal experts pre‑audit sites before go‑live. Some MLSs are far more strict and complex than others, we help navigate each case.

Approvals
Approved vendor

IDX, VOW, and back‑office data vendor for the largest MLSs—so onboarding moves faster.

Legacy
Legacy compatibility

Deep experience with RETS and custom feeds converted to RESO keeps edge cases from using valuable development time.

What’s inside

Architecture

Modern, horizontally scalable pipeline with normalized resources and near-real-time updates via webhooks.

API Quick Start

Authenticate, query listings, and paginate. Examples mirror the docs so you can ship in hours.

Data Quality

Geocoding normalization, media deduplication, address cleanup, and schema validation per MLS.

Compliance

IDX/VOW/BBO approvals and display rules handled, with per-MLS disclaimers and audit support.

Coverage

Rapid onboarding across the largest MLS organizations with consistent API responses.

Security

Uses state-of-the-art API security protocols and meets all compliance requirements from MLS, broker associations, and government agencies.