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Diagram showing AI assistants connected to a Flex account via the Model Context Protocol

May 21, 2026

Introducing Flex MCP: Connect Your AI Assistant Directly to Flex

Flex MCP is a new MCP server that connects AI assistants like Claude, Cursor, Codex, and Windsurf directly to your Flex account, so you can look up orders, reconcile payments, manage billing, and run reports without leaving your coding or productivity tools.

Kevin Wentland

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March 27, 2026

The Flex AI Investigation Agent for HSA/FSA Payments

We built a Slack agent that can trace a transaction end to end—and, when it finds a bug, open a pull request with a proposed fix.

Varsha Parthasarathy

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February 12, 2026

Securing Flex Checkout Order Confirmations with Webhooks

Our engineering team explains how to listen to and verify webhooks in your Flex-powered checkout to secure order confirmations and reduce fraudulent orders.

David Barratt

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Engineering articles from Flex

Introducing Flex MCP: Connect Your AI Assistant Directly to Flex

The Flex AI Investigation Agent for HSA/FSA Payments

More Articles

Securing Flex Checkout Order Confirmations with Webhooks