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Lender Price

Lender Price API

Real-time mortgage pricing, rate locking, and fee calculations — one API for your entire loan workflow.

Get StartedAPI Reference
Step 1Generate an API secret
GET/encodeAES128/{apiKey}/{userId}
→ { "secret": "V7IZTzaH...", "valid": 1617378738417 }

Token valid 24h. JWT is also supported.

Step 2Price a loan
POST/rest/pricing/multisearch/{userId}
{
  "companyId": "...",
  "criteria": { "loanAmount": 400000, "fico": 740, ... },
  "loanTypeCriteria": ["Fixed"],
  "termsCriteria": [30]
}

See minimum payload →

Common workflows

Step-by-step paths for the most common integrations.

Price a Loan
  1. 1Authenticate
  2. 2Build search criteria
  3. 3Call multisearch
Pricing guide →
Lock a Rate
  1. 1Create price quote
  2. 2Submit lock request
  3. 3Manage lock lifecycle
Locking guide →
Calculate Fees
  1. 1Choose fee type (FHA/VA/USDA)
  2. 2Call fee endpoint
Fee guide →

Built for mortgage technology

Everything you need to add pricing and locking to your platform.

Agency & Non-Agency

Full product support for Conventional, FHA, VA, USDA, non-QM, and non-agency — all from one API.

Real-Time Pricing

Powered by NoSQL big data technology for 5-10x faster pricing with support for multiple intraday rate updates.

Full Lock Lifecycle

Lock, extend, re-lock, and cancel rates through the API with automated capital market functions.

Embeddable UI

Embed the Lender Price pricing UI as an iFrame in your platform — actions trigger API calls back to your LOS.

Jump to a guide

Get StartedGet an Access TokenRun a Pricing SearchQ&A

Need help integrating?

Reach out to our integration team at contact@lenderprice.com.

Note: API access requires IP whitelisting. Include your server IPs in your request.