LinkedIn · Jul 2026
Nicholas Aldridge said the team had roughly tripled in size, was running above 80% precision across customers, and helped prevent more than $1.5M in losses in June.
Company research
Public company, workplace, funding, and market signals
Updated Jul 29, 2026
Overview
MouseCat is an early-stage B2B AI company building agentic fraud-investigation and compliance software for risk teams. Public sources describe its product as running inside customer cloud accounts, integrating with internal and external data sources, and using analyst feedback to improve fraud detection and reduce false positives.
Primary product
Agentic AI fraud investigation and compliance platform
Founded
2026
Headquarters
San Francisco, California, United States
Team size
1-10
Industry
Technology, Information and Internet
Sub-industry
AI-powered fraud investigation and risk management software
Offices
New York City, NY, United States
Business model
Enterprise SaaS
On-prem / customer-cloud deployment
Demo-led B2B sales
Funding
Stage
pre-seed
Total raised
$500K
Latest round
Pre-Seed · Mar 2026
Latest amount
$500K
Mar 2026 · Y Combinator
People & investors
Work & culture
Highly technical, privacy-conscious, and feedback-driven; the company emphasizes customer data ownership, human-in-the-loop workflows, and continuous improvement from analyst input.
Product & market
Pricing
Custom enterprise pricing; demo-led sales
Differentiators
- —Runs inside customer cloud accounts / on-prem for data ownership
- —Human-in-the-loop feedback and analyst overrides
- —Transparent prompts, tools, evaluation suites, and tuning pipelines
- —Continuously improves from past cases and analyst feedback
- —Uses multiple data sources and APIs to investigate cases
Technology
agentic AI
Model Context Protocol (MCP)
Claude Code integrations
Codex integrations
customer cloud deployment
prompts, tools, evaluation suite and tuning pipelines
human-in-the-loop review
knowledge base
WHOIS / Secretary of State / web scraping / phone verification
audit trails
Customers
Banks
Fintechs
Marketplaces
Crypto exchanges
Large marketplace operators
Competitors
NICE Actimize
Verafin
GBG
Scale & contact
Latest news
LinkedIn · Jul 2026
Company post announcing a new team member and describing his role in product deployment, scaling, and deal support.
StartupHub.ai · Apr 2026
A third-party writeup describing MouseCat's fraud-investigation agents, target markets, and technical architecture.
LinkedIn · Mar 2026
Nicholas Aldridge announced the YC launch and highlighted new features including human-in-the-loop tuning, custom MCP integrations, and shadow-mode evaluation.
Y Combinator · Mar 2026
YC launch post introducing MouseCat's agentic fraud investigation platform, its customer-cloud deployment model, and the founders.
Jobs and careers at MouseCat
0 jobs at MouseCat
No open positions
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