Valuations, ownership, transactions, and risk signals for 123M+ properties across 48 states. One API for underwriting, due diligence, market analysis, and AI agents.
# Request
curl -X POST "https://api.tortus.io/api/v1/avm/estimate" \
-H "x-api-key: sk_live_your_key_here" \
-H "Content-Type: application/json" \
-d '{
"property": {
"address": "100 West 57th Street"
}
}'
{
"estimated_value": 1850000,
"confidence": "high",
"confidence_interval": {
"low": 1720000,
"high": 1980000
},
"median_error_rate": 0.067,
...Property records, valuations, and risk signals via REST. Built for underwriting, due diligence, and any data workflow.
On-demand property valuations powered by machine learning trained on millions of transactions. Returns estimated value, confidence interval, and comparable sales.
Nationwide property records — ownership, assessments, transaction history, and enrichment layers. Filter by state, market, property type, value range, and more.
Flood zones, tax liens, permit history, code violations, census demographics, and opportunity zone status — layered onto every property record.
From loan origination to title search to AI agents — the same data layer powers them all.
Instant property valuations and risk scores during loan origination. Replace manual BPOs with sub-second API calls.
POST /api/v1/avm/estimateOwnership history, deed records, liens, and violations in one call. Accelerate title searches from days to seconds.
GET /api/v1/properties/:id/riskConnect Claude, Cursor, or any MCP-compatible agent to property data. Search, valuate, and enrich via natural language.
npx @tortus/mcp-serverLearn more about MCPProperty records, ownership, and assessments for 123M+ properties nationwide. Transaction history live in priority markets, expanding quarterly.
Flat monthly plans with included calls. Overage billed at month-end. No credits, no surprises.
Covers /api/v1/* endpoints. Looking for AI compositions? See platform plans.
14 days to evaluate. Card required.
Hard-capped — no overage
Ship to production.
Scale with confidence.
Real estate data at the core.
For institutions at scale.
Standard calls
Each plan includes a monthly call allowance. Overage is billed at month-end at your plan's per-call rate.
AVM metering
AVM valuations are metered separately from standard calls — each has its own included amount and overage rate.
No surprises
Failed calls (4xx/5xx) and rate-limited requests (429) are never charged. You only pay for successful responses.
All plans include SSL, API key rotation, rate limiting, and webhook delivery.
Create a developer account. 14-day trial with 1,000 API calls included.
Your API key is auto-provisioned in your developer dashboard.
Follow the quick start in the docs. First response in under 5 minutes.
Choose Builder, Pro, or Scale for higher volume and full access.
Request
curl -X POST "https://api.tortus.io/api/v1/avm/estimate" \
-H "x-api-key: sk_live_your_key_here" \
-H "Content-Type: application/json" \
-d '{
"property": {
"address": "100 West 57th Street"
}
}'Response
{
"estimated_value": 1850000,
"confidence": "high",
"confidence_interval": {
"low": 1720000,
"high": 1980000
},
"median_error_rate": 0.067,
"model_version": "v20c",
"resolution": {
"method": "address",
"matched_address": "100 West 57th Street",
"fields_from_database": ["sqft", "bedrooms", "bathrooms", "latitude", "longitude"],
"fields_from_request": []
}
}Yes — the 14-day trial includes 1,000 API calls and 25 AVM valuations. Full access to all endpoints. Credit card required, $0 charged during trial.
They charge $10K–$100K/year for bulk data files with opaque pricing. We deliver the same property intelligence through a modern REST API starting at $299/month with transparent overage. One schema, nationwide — no data normalization required on your end.
123M+ properties across 48 states with ownership, assessment, and enrichment data. Transaction history available in select markets, expanding quarterly. See our coverage map for details.
All requests use an x-api-key header with Stripe-style keys (sk_live_* for production, sk_test_* for sandbox). Keys are scoped — you grant only the permissions each integration needs.
Yes, under the API Terms of Service. Contact us at api@tortus.io to discuss licensing for large-scale redistribution or white-label use.
Explore more
Start with a 14-day trial. 1,000 API calls included. Full access from day one.