Skip to main content

Announcing StackOne Defender: leading open-source prompt injection guard for your agent Read More

Connectors PayPal
Live 54 Actions

PayPal integration for AI agents

Connect your AI agent to 54 production-ready PayPal actions via MCP, A2A, or SDK — with managed agent tool auth, optimized execution, and built-in security.

StackOne
DrataGPLocalyzeFlipMindtoolsScreenloop

PayPal AI agent actions

54 production-ready actions for your agent to do more on PayPal.

54 Actions
Create Order - Create a new PayPal order for payment processing
Get Order - Show details for an order by ID
Capture Order Payment - Capture payment for an approved order
Authorize Order Payment - Authorize payment for an approved order
Update Order - Update an order with CREATED or APPROVED status
Get Captured Payment - Retrieve details of a captured payment
Refund Captured Payment - Refund a captured payment in full or partially
Get Refund - Retrieve details of a specific refund
Get Authorization - Retrieve details of an authorized payment
Capture Authorized Payment - Capture an authorized payment
Void Authorization - Void an authorized payment
List Invoices - List invoices with optional filtering and pagination
Get Invoice - Retrieve details of a specific invoice by ID
Create Draft Invoice - Create a new draft invoice
Update Invoice - Fully update an existing invoice
Delete Invoice - Delete a draft invoice by ID
Send Invoice - Send or schedule a draft invoice to the recipient
Cancel Sent Invoice - Cancel a sent invoice
Record Invoice Payment - Record a payment for an invoice
Generate Invoice Number - Generate the next sequential invoice number
Search Invoices - Search for invoices using filters
Send Invoice Reminder - Send a reminder to the payer about an invoice
Record Invoice Refund - Record a refund for an invoice
Delete External Payment - Delete an external payment from an invoice
List Products - List catalog products with pagination
Get Product - Retrieve details of a specific catalog product
Create Product - Create a new catalog product
Update Product - Update a catalog product
List Subscription Plans - List subscription billing plans with pagination
Get Subscription Plan - Retrieve details of a specific subscription plan
Create Subscription Plan - Create a new subscription billing plan
Get Subscription - Retrieve details of a specific subscription
Create Subscription - Create a new subscription for a plan
Cancel Subscription - Cancel an active subscription
Suspend Subscription - Suspend an active subscription
Activate Subscription - Activate a suspended subscription
List Subscription Transactions - List transactions for a specific subscription
Create Batch Payout - Create a batch payout to send payments to multiple recipients
Get Batch Payout - Retrieve details of a batch payout
Get Payout Item - Retrieve details of a specific payout item
Cancel Unclaimed Payout Item - Cancel an unclaimed payout item
List Disputes - List disputes with optional filtering
Get Dispute - Retrieve details of a specific dispute
Accept Dispute Claim - Accept a dispute claim and refund the buyer
Send Dispute Message - Send a message about a dispute to the other party
Escalate Dispute To Claim - Escalate a dispute to a PayPal claim
List Transactions - Search for transactions within a date range
List Balances - List account balances by currency
List Webhooks - List all webhooks for the app
Get Webhook - Show webhook details
Create Webhook - Create a new webhook to receive event notifications
Delete Webhook - Delete a webhook by ID
List Webhook Event Types - List all available webhook event types
List Webhook Event Notifications - List webhook event notifications with optional filtering

Do More, Build Less.

Integration Infrastructure for PayPal AI Agents.

Multiple Interfaces

Access integrations via API, AI SDKs, MCP & A2A.

PayPal MCP server
Managed Authentication

Pre-built authentication UI.

Agent auth
Falcon Engine

Every PayPal action runs on Falcon.

Agent Execution Engine
StackOne Defender
StackOne Defender Meta PG v1 Meta PG v2 DeBERTa 88.7% 67.5% 63.1% 56.9% Detection accuracy

88.7% prompt injection detection.

Prompt injection defense

"What impressed us most about StackOne is its ambition and clarity. They're creating infrastructure that modern software and the entire AI agent ecosystem can rely on. The depth of secure integrations, the pace of delivery, and the team's foresight into AI's future uniquely position StackOne to redefine this category."

Luna Schmid, Partner at GV

"We've been impressed by how quickly and deeply StackOne integrates with complex enterprise systems -- and now, with their focus on agent-to-agent interoperability, they're unlocking even more powerful use cases for customers. StackOne delivers all of the above in a universal layer -- without compromise."

Barbry McGann, SVP at Workday Ventures

G2 - High Performer G2 - Easiest To Do Business With G2 - Users Love Us G2 - Users Most Likely To Recommend G2 - Easiest Admin

Product teams love building agent integrations with StackOne.

G2

More AI agent integrations like PayPal

Klaviyo

162+ actions

Stripe

133+ actions

Magento

125+ actions

Square

125+ actions

BigCommerce

120+ actions

Eventbrite

73+ actions

Gorgias

69+ actions

PayPal agent integration resources

Agentic Context Engineering: Why AI Agents Kill Their Own Context Windows

AI agents exceed their context windows without knowing it. Six failure patterns and seven survival architectures for agentic context engineering.

15 min

MCP Code Mode: Keeping Tool Responses Out of Agent Context

Anthropic's code_execution processes data already in context. Custom MCP code mode keeps raw tool responses in a sandbox. 14K tokens vs 500.

11 min

Comparing BM25, TF-IDF, and Hybrid Search for MCP Tool Discovery

Benchmarking BM25, TF-IDF, and hybrid search for MCP tool discovery across 916 tools. The 80/20 TF-IDF/BM25 hybrid hits 21% Top-1 accuracy in under 1ms.

10 min

Put your AI agents to work

All the tools you need to build and scale AI agent integrations, with best-in-class connectivity, execution, and security.