American Express offers premium credit cards with industry-leading rewards, plus high-yield savings and checking accounts. Connect your Amex accounts to Quadratic to maximize your Membership Rewards, track spending across all cards, and get insights into your premium card benefits.

- Connect all American Express credit and charge cards.
- Track Membership Rewards points earning and redemptions.
- Monitor Amex savings and checking account balances.
- Analyze spending by category and Amex Offers usage.
- Import business card transactions (Corporate, Business Gold, etc.).
- Secure Plaid connection with read-only data access.

[Get Started](https://app.quadratichq.com/)

## Why American Express + Quadratic?

Amex offers premium benefits. Quadratic helps you maximize them.

### Rewards Optimization

Analyze spending patterns to maximize Membership Rewards points across bonus categories.

### Card Portfolio

See all your Amex cards together - Platinum, Gold, co-brands - to optimize which card to use where.

### Benefits Tracking

Understand how you're using premium benefits to justify annual fees and maximize value.

## Use Cases

How Quadratic users analyze their American Express accounts.

### Membership Rewards

- Track MR points earned across all Amex cards.
- Analyze bonus category spending patterns.
- Monitor transfer partner value opportunities.

### Premium Card Benefits

- Track Platinum airline credits and perks.
- Monitor Gold dining and grocery rewards.
- Analyze annual fee value vs. benefits used.

### Business Spending

- Track Business Platinum and Gold card expenses.
- Monitor employee card spending.
- Generate expense reports by category.

### High-Yield Savings

- Monitor Amex high-yield savings growth.
- Track interest earnings over time.
- Compare Amex rates to other accounts.

### AI-powered Amex analysis

Ask questions about your Amex spending naturally. "How many points did I earn on dining this month?" or "Which card should I use for groceries?" - get instant answers and insights.

### Beyond the Amex app

The Amex app shows transactions. Quadratic lets you analyze trends, optimize card usage, track benefits, and combine Amex with bank accounts for complete visibility.

### Secure connections

Connect through Plaid with bank-level security. Your Amex credentials stay with Plaid - Quadratic only receives read-only data with SOC 2 compliance.

## FAQ

### How do I connect my American Express account to Quadratic?

In Quadratic, go to Connections, select Plaid, and search for American Express. Sign in with your Amex credentials to establish a secure, read-only connection.

### Which Amex cards are supported?

All American Express consumer and business cards are supported including Platinum, Gold, Green, Blue Cash, Delta, Hilton, Marriott, and business cards.

### Can I track Membership Rewards points?

You can analyze transaction data to understand your points earning patterns across bonus categories. This helps optimize your spending for maximum rewards.

### Does Quadratic support Amex banking products?

Yes. American Express high-yield savings accounts and checking accounts can be connected alongside your credit cards.

### Can I connect business Amex cards?

Yes. Business Platinum, Business Gold, and other Amex business cards can be connected, allowing you to track business spending.

### Is connecting my Amex account secure?

Yes. Quadratic uses Plaid for authentication. Your Amex credentials are never stored by Quadratic, and all access is read-only.

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## Get started for free

The AI Spreadsheet built for speed, clarity, and instant insights — without the pain.

[Try Quadratic free](https://app.quadratichq.com/)