---
title: "MCP Streamable HTTP JSON-RPC endpoint"
method: POST
path: "/mcp"
---

# MCP Streamable HTTP JSON-RPC endpoint

`POST /mcp`

## Request

- Base URL: `https://api.x402card.org`
- URL: `https://api.x402card.org/mcp`
- Auth: none declared

## Request body

- object

## Response `200`

JSON-RPC response

## Other responses

- `202`: Notification accepted

---

[API](https://skmtc.dev/x402card/apis/x402card-virtual-cards-and-freeland-esim-api.md) · [All operations](https://skmtc.dev/x402card/apis/x402card-virtual-cards-and-freeland-esim-api/llms.txt) · [OpenAPI document](https://skmtc.dev/x402card/apis/x402card-virtual-cards-and-freeland-esim-api/revisions/90ffb84a664e?raw)