send21 MCP server: Crypto pay links and API for people and AI agents. Remote, Streamable HTTP at https://send21.io/mcp
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add --transport http send21-send21io https://mcp--send21io.run.tools~/.codex/config.toml
[mcp_servers.send21-send21io]
url = "https://mcp--send21io.run.tools"
# codex mcp add send21-send21io --url https://mcp--send21io.run.tools~/.cursor/mcp.json
{
"mcpServers": {
"send21-send21io": {
"url": "https://mcp--send21io.run.tools"
}
}
}.vscode/mcp.json
{
"servers": {
"send21-send21io": {
"type": "http",
"url": "https://mcp--send21io.run.tools"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"send21-send21io": {
"httpUrl": "https://mcp--send21io.run.tools"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"send21-send21io": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://mcp--send21io.run.tools"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"send21-send21io": {
"url": "https://mcp--send21io.run.tools"
}
}
}