INDIVIDUAL MCP TOOL

create_postcard_quote

Verifies the recipient and sender addresses and locks a 15-minute USDC price for mailing a postcard built from two postcard_art documents (front + back, uploaded via create_postcard_art).

postagent.shnone authenticationAvailability not checked

Input schema

{}

Risk classification

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

Parent endpoint

postagent.sh

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.postagent]
url = "https://api.postagent.sh/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "postagent": {
      "type": "http",
      "url": "https://api.postagent.sh/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: postagent
Remote MCP URL: https://api.postagent.sh/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "postagent": {
      "url": "https://api.postagent.sh/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "postagent": {
      "type": "http",
      "url": "https://api.postagent.sh/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "postagent",
  "transport": "streamable-http",
  "url": "https://api.postagent.sh/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

check_postagent_updates — Fetches the live PostAgent agent manifest.
create_letter — Upload and normalize a FINISHED, ready-to-mail document to PDF.
create_template — Upload a REUSABLE template containing `{{field}}` placeholders (e.
create_mail_quote — Verifies the recipient and sender US addresses and locks a 15-minute USDC price for a documentId.
create_card_checkout — Creates a Stripe-hosted Checkout page for a locked quote and returns a `checkoutUrl` plus a `statusUrl`.
pay_mail_with_shared_payment_token — Autonomous, no-browser FIAT payment for a locked quote using a Stripe Shared Payment Token (SPT / Machine Payments Protocol).
prepare_mail_payment — Returns the x402 PAYMENT-REQUIRED challenge for a locked quote so an x402-capable wallet client can sign it.
submit_paid_mail_job — Detached-signature fallback for x402 wallets that can emit a standalone PAYMENT-SIGNATURE header.