Mercury
Free tierOnline business banking built for startups, small businesses, and scaling companies
Key strengths
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Recent changes
- Plans updated: Free tier at $0/mo; Mercury Plus at $29.90/mo; Mercury Pro at $299/mo. Add-ons: Mercury Books $35/mo (waived until Dec 31, 2026), Mercury Payroll $100/mo + $50/per person paid/mo (waived until Dec 31, 2026).
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Mercury — Technical Use Cases
1. Automated Financial Operations for Startups
Engineering and finance teams can use the Mercury API to automate payment disbursements, trigger ACH or real-time payments programmatically, and sync transaction data directly into QuickBooks, Xero, or NetSuite — eliminating manual reconciliation overhead.
2. Programmatic Card Issuance
Teams building internal spend management tooling can leverage instant virtual card creation via Mercury to issue cards on demand — useful for SaaS subscriptions, contractor payments, or per-project budget controls.
3. Treasury Yield Optimization
Finance engineers at scaling companies can route idle cash into Mercury Treasury (up to 4.08% yield) while maintaining FDIC coverage of up to $5M through sweep networks — a meaningful consideration for companies holding significant operating reserves.
4. VC Fund & Crypto Company Banking
Mercury explicitly supports VC funds and crypto companies, making it a viable banking layer for fund administrators or Web3 teams needing reliable USD rails with API access and accounting integrations.
5. AI-Powered Accounting Automation
Mercury's AI-powered bill pay and accounting automations, combined with the Mercury Books add-on, allow finance teams to reduce manual categorization and approval workflows — particularly valuable for agencies and accounting firms managing multiple entities.