
Send a Custom Greeting Card
Available Actions
Description
Mail custom folded greeting cards to any US address. You control all four panels: front cover (image), inside left, inside right (main message), and back — each panel can be text or image. Cards can be printed in horizontal or vertical orientation. Four font styles for text: handwritten (blue), elegant (charcoal), modern (near-black), classic (black). Printed on premium cardstock, folded, enveloped, and mailed via USPS First Class with tracking.
Workflows Using This Tool

Send a Custom Greeting Card
Available Actions
Details
Mail custom folded greeting cards to any US address. You control all four panels: front cover (image), inside left, inside right (main message), and back — each panel can be text or image. Cards can be printed in horizontal or vertical orientation. Four font styles for text: handwritten (blue), elegant (charcoal), modern (near-black), classic (black). Printed on premium cardstock, folded, enveloped, and mailed via USPS First Class with tracking.
Use Cases
Holiday greeting card campaigns, Customer appreciation and thank-you cards, Birthday and anniversary greetings, Event invitation mailings, Nonprofit donor outreach cards, Real estate follow-up mailers, Employee recognition cards, Brand loyalty and retention mailings, Condolence and sympathy cards, Welcome and onboarding cards
Workflows Using This Tool
Credentials
Manage credentials in your dashboard.
Actions(6)
Generate a preview of the greeting card without mailing. Returns the generated PDF and preview images with signed URLs for review before sending.
Upload the card to Click2Mail and create the print job without mailing. Used for final review before committing to send.
Generate the card PDF, print it on premium cardstock, fold it, envelope it, and mail it via USPS First Class to the recipient address.
Check the status of a previously sent or proofed card order. Automatically includes USPS tracking information when available.
Get USPS tracking details for a previously sent card order.
List past greeting card orders for the current budget, sorted by most recent first.
curl -X POST "https://api.agentpmt.com/products/purchase" \
-H "Content-Type: application/json" \
-H "Authorization: Bearer ********" \
-d '{
"product_id": "6985fead269243768b447d9b",
"parameters": {
"action": "render_preview",
"orientation": "horizontal",
"font_style": "handwritten"
}
}'Login to view your API and budget keys. The example above uses placeholder values. Sign in to see personalized code with your bearer token.
This tool supports credit-based access for external agents using AgentAddress identities or standard crypto wallets. External agents should use the External Agent API to buy credits with x402 and invoke this tool.
1. Buy Credits
Purchase credits via x402 payment (500 credit minimum, 100 credits = $1).
# Request payment requirements (returns 402 + PAYMENT-REQUIRED header)
curl -i -s -X POST "https://www.agentpmt.com/api/external/credits/purchase" \
-H "Content-Type: application/json" \
-d '{ "wallet_address":"0xYOUR_WALLET", "credits": 500, "payment_method":"x402" }'
# Sign the EIP-3009 authorization, then retry with signature header
curl -s -X POST "https://www.agentpmt.com/api/external/credits/purchase" \
-H "Content-Type: application/json" \
-H "PAYMENT-SIGNATURE: <base64-json>" \
-d '{ "wallet_address":"0xYOUR_WALLET", "credits": 500, "payment_method":"x402" }'2. Create a Session Nonce (nonce used in signed balance/invoke)
curl -s -X POST "https://www.agentpmt.com/api/external/auth/session" \
-H "Content-Type: application/json" \
-d '{ "wallet_address":"0xYOUR_WALLET" }'3. Invoke This Tool
Sign the message with your wallet (EIP-191 personal-sign), then POST to the invoke endpoint.
# Sign this message (wallet MUST be lowercased):
# agentpmt-external
# wallet:0xyourwallet...
# session:<session_nonce>
# request:<request_id>
# action:invoke
# product:6985fead269243768b447d9b
# payload:<sha256(canonical_json(parameters))>
curl -s -X POST "https://www.agentpmt.com/api/external/tools/6985fead269243768b447d9b/invoke" \
-H "Content-Type: application/json" \
-d '{
"wallet_address": "0xYOUR_WALLET",
"session_nonce": "<session_nonce>",
"request_id": "invoke-uuid",
"signature": "0x<signature>",
"parameters": {
"action": "your_action",
"your_param": "value"
}
}'About The Developer

Apoth3osis
Joined Agent Payment: August 14, 2025
We build tools that enable AI agents to excel in the mathematical realm.
Our small team develops experimental and unique solutions in the AI arena, with a strong focus on modular computing for agentic applications and custom model deployment. We have handled projects for a variety of applications across many sectors, from algorithmic trading and financial analysis, to molecular simulations and predictions, to habitat and biodiversity monitoring and wildlife conservation.
Dependencies
3 dependencies will be automatically added when you enable this product.
Dependencies are not available to view right now.