What This Tool Does
Real examples of how the connector helps your AI agent take action; like sending messages, updating records, or syncing data across tools.
Real-Time Lookup
Validate credit card transaction status using MasterCard integration in real time.
Example
"Check payment status with MasterCard before confirming user subscription."
Memory Recall
Track transaction status and decline reasons.
Example
"Log declined credit transactions and error codes from MasterCard."
Instant Reaction
Alert finance team if transaction declines spike in MasterCard integrations.
Example
"Notify if authorization failures exceed 10% per hour."
Autonomous Routine
Monitor authorization rates, fraud signals, and usage limits.
Example
"Daily payment success rate and fraud summary."
Agent-Initiated Action
Auto-block high-risk transactions or retry failed ones.
Example
"Retry transaction if failure is due to network timeout."
Connect with Apps
See which platforms this connector is commonly used with to power cross-tool automation.
Slack
Alert on fraud attempts
Google Sheets
Log transaction data
Salesforce
Sync card usage
Try It with Your Agent
Example Prompt:
"Monitor MasterCard flagged transactions and alert Slack on suspected fraud over $500."
How to Set It Up
Quick guide to connect, authorize, and start using the tool in your Fastn UCL workspace.
1
Connect MasterCard in Fastn UCL: Navigate to the Connectors section and select MasterCard, then click Connect.
2
Authenticate using your MasterCard API credentials.
3
Enable “initiate_transaction” and “check_card_status” in the Actions tab.
4
Use the AI Agent to process payments or verify transactions.
Why Use This Tool
Understand what this connector unlocks: speed, automation, data access, or real-time actions.
