The company says its automated quote flow is paused and instructs borrowers to email contact@chestnutmortgage.com for assistance.
SourcePublic company, workplace, funding, and market signals
Updated Jul 29, 2026
Chestnut (Chestnut Mortgage, trade name of Detta, Inc.) is an AI-powered mortgage lender and brokerage that automates rate shopping, document review, and loan processing to offer faster closings and lower borrower rates; it is licensed in Texas and Colorado and provides a dedicated human loan expert alongside AI-driven workflows.
Primary product
AI-powered mortgage lending and rate-shopping platform
Founded
2025
Headquarters
Austin, Texas, United States
Team size
1-10
Work style
Onsite
Industry
Financial Services
Sub-industry
AI mortgage lending / mortgage brokerage
Offices
4 jobs at Chestnut
Business model
Stage
Pre-Seed
Total raised
$500K
Latest round
Pre-Seed · Jul 2025
Latest amount
$500K
Jul 2025 · Y Combinator
Leadership
CEO & Founder
Investors
High-focus, high-growth, in-person team culture; the job posts emphasize strong execution, role-modeling, recruiting, and a bias toward people who want to build companies someday.
Work style
Onsite
Visa sponsorship
No
Compensation
Public software-engineer posting shows $100K-$200K+ cash compensation plus 0.5%-3.0%+ equity.
Benefits
Pricing
Quoted mortgage rates via a broker/lender model; public messaging says lower operating costs are passed through as roughly 0.5% lower borrower rates.
Differentiators
Technology
Customers
Competitors
Estimated revenue
≈$220K annual revenue (estimated ARR)
Estimated monthly visits
1.1K
The company says its automated quote flow is paused and instructs borrowers to email contact@chestnutmortgage.com for assistance.
SourceChestnut · May 2026
Argues that waiting a year can cost homebuyers meaningful rent, appreciation, and equity opportunity costs, using 2026 market data and forecasts.
Chestnut · Nov 2025
Discusses current mortgage rate conditions and positions Chestnut’s AI tools as a way to secure lower rates and faster pre-approval.
Chestnut · Oct 2025
Claims Chestnut’s AI consistently delivers about a 0.50 percentage-point rate advantage versus market averages and highlights example borrower savings.
Chestnut · Aug 2025
Benchmarks Chestnut against Rocket Mortgage and Ally Home on speed, rates, fees, and service, positioning Chestnut as the faster AI-first broker.
Y Combinator · May 2025
Launch announcement for Chestnut, describing it as the first AI mortgage lender, backed by YC, focused on automated rate shopping and AI-driven mortgage operations.