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CardStack: Credit Card Tracker

CardStack v1.0.0

Track rewards, perks & points

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From the developer

Declared limitations

  • Attempt to make a credit-card payment, which CardStack cannot perform
  • Attempt to apply for or open a new financial account
  • Request an unrelated banking and investment transaction

Not specified in the available declarations: capabilities, pricing & account requirements.

Sources & dates

Developer declarations; not independently tested. Listing last checked Nov 12, 2026. Package observed Nov 12, 2026.

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Description

From the marketplace listing

CardStack connects your credit card wallet to ChatGPT so you can get personalized answers about your Amex, Chase, Capital One, and other credit cards, benefits, rewards, and spending. Ask which credits are about to expire, which card to use for a purchase, whether you’re getting enough value from an annual fee, where you may be missing rewards, or what benefits you still have left to use. Instead of searching through Amex, Chase, and Capital One apps, benefit guides, and spreadsheets, CardStack gives ChatGPT access to your actual CardStack wallet so it can help you make better decisions based on the cards you own. Use CardStack to: - Keep track of statement credits and benefits before they expire - Choose the best card for dining, travel, groceries, and other purchases - Understand your points, rewards, and card benefits - Review annual fees and the value you’ve received in return - Spot opportunities to earn more rewards from the cards already in your wallet If you use premium rewards cards from Amex, Chase, Capital One, or other issuers and struggle to keep track of everything they offer, CardStack turns ChatGPT into a more useful credit card assistant.

Language: English · Automatically detected from descriptions.

Changes

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First seen Nov 12, 2026. Last seen Nov 12, 2026.

Files & skills

File archives

Plugin package4 files · 525 KBBrowse files →

Release notes

Initial release of the CardStack plugin for ChatGPT. Connect your CardStack wallet to: - Track credit card rewards, credits, points, and benefits See which benefits are unused or expiring soon - Ask which card to use for a purchase - Review annual fees and card value - Get personalized answers based on the cards in your wallet Supports cards and rewards programs from Amex, Chase, Capital One, and other major issuers.

Declared in the saved package. Remote tools may change independently.

Package details

Publisher declarations from the archived package. These are separate from our research and the live service's terms.

Package author
CardStack
Commerce declaration
Does not support commerceThis does not establish whether access is free or paid.
Review scenarios
5 positive · 3 negativeScenario counts, not test results.

Package observed Nov 12, 2026.

Technical details
First seen
Nov 12, 2026 · 06:00 UTC
Last seen
Nov 12, 2026 · 12:00 UTC
Collection status
Collected

plugin_asdk_app_6aecbab359f88191870ebd7e4fb1b0a8

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