ClickSend business SMS messaging MCP server: create SMS campaign, send SMS, cancel scheduled SMS.
Streamable HTTP
https://cotlet.dev/mcp/v1/clicksend/connectclaude mcp add --transport http clicksend https://cotlet.dev/mcp/v1/clicksend/connectStreamable HTTP
https://cotlet.dev/mcp/v1/clicksendclaude mcp add --transport http clicksend https://cotlet.dev/mcp/v1/clicksendThis server publishes no installable package.