Send physical mail (letters and postcards) in the US via PostalForm — payments settle automatically in USDC on Base from the user's awal agent wallet.
npx skills add Must-be-Ash/mail-skill-
awal agent wallet — install wallet skills first:
npx skills add coinbase/agentic-wallet-skills
This ships
authenticate-walletandfundskills. -
Authenticate — confirm wallet is ready:
npx awal@latest status
-
Fund — ensure ≥ $1 USDC balance:
npx awal@latest balance
Just say what you want to mail:
- "Mail this PDF to Jane Doe at 100 Main St, Springfield IL 62701"
- "Send a postcard to Mom"
- "Generate a sunset beach postcard and mail it to Mom"
- "Write a thank-you letter to my landlord and mail it"
- "/mail"
| Feature | Details |
|---|---|
| Letters | Standard, priority, express. Color or B&W. Certified available. |
| Postcards | 4x6, 6x9, or 11x6. Provide artwork or generate with AI. |
| AI image gen | No artwork? Describe what you want — recraft-v3 generates it via x402 ($0.04). |
| PDF upload | Provide a URL or local file path. |
| Auto-generate | Type your message — PostalForm renders it to a printed letter. |
| Address memory | Sender address saved on first use. Recipient addresses remembered by name. |
| US recipient | Recipient must be in the US. Sender can be anywhere. |
- You tell the agent what to mail and to whom
- Agent confirms recipient address (checks memory for known contacts)
- Agent uses your saved sender address (or asks on first use)
- Order is validated, then sent via PostalForm's x402 endpoint
- USDC payment settles automatically on Base via awal
- Agent reports order status and saves new addresses for next time
PostalForm sets pricing via x402. Typical costs: ~$1-3 USDC per letter or postcard depending on mail class and options. AI image generation adds $0.04 USDC per image.
plugins/mail/skills/mail/
├── SKILL.md # Workflow and instructions
└── references/
├── postalform-api.md # Endpoint payloads and API details
└── image-generation.md # recraft-v3 image generation and image-to-PDF conversion
MIT