Skip to main content
Cotality is the largest provider of property data and analytics in the United States. This portal gives you direct access to the data, AI agents, and integration tools used by the mortgage, insurance, real estate, and enterprise data industries to power their most critical workflows.

Who are you building for?

Select your industry to see the solutions, use cases, and integration paths built for your business.

Finance and mortgage

For lenders, AMCs, and appraisers — automate collateral evaluation, appraisal order management, and UAD compliance review

Property and casualty insurance

For underwriters and claims teams — model climate exposure, assess structural risk, and accelerate hazard policy decisions

Real estate

For realtors and investors — track listing activity, forecast home prices, and analyze market conditions across any geography

Enterprise data teams

For platform and data engineers — access the full catalog of property data APIs, MCP servers, and AI orchestration tools

Integration options

AI agents

Alpha Conversational agents for appraisal management, vendor operations, and compliance review — built on Google ADK with A2A protocol support

MCP servers

GA Connect any LLM or AI assistant to Cotality property data and analytics through the Model Context Protocol

REST APIs

GA Traditional HTTP integrations for property data, risk scoring, market analytics, valuation, fraud detection, and more

Platform capabilities


The data behind it

Figures reflect Cotality’s published U.S. platform metrics and are provided for planning context. Confirm coverage and freshness for a specific data asset on its data freshness page before building time-critical logic.

Get started

1

Understand your use case

Browse solutions by industry to see which capabilities map to your business workflows
2

Get credentials

Request OAuth2 client_id and client_secret credentials from your Cotality account representative
3

Authenticate

Exchange your credentials for a bearer token — works for both MCP and REST API access
4

Build and test

Use the MCP inspector, Python SDK examples, and interactive API playground to validate your integration before going to production

Platform overview →

Understand the full platform, product lifecycle stages, and access model

Authentication →

Get your first access token in under five minutes