MCP server for SendGrid's v3 API: email marketing, transactional mail, templates, and analytics.
Connect Runs on your machine
claude mcp add sendgrid-mcp -e SENDGRID_API_KEY=<SENDGRID_API_KEY> -e READ_ONLY=<READ_ONLY> -- npx -y [email protected]{
"mcpServers": {
"sendgrid-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"SENDGRID_API_KEY": "<SENDGRID_API_KEY>",
"READ_ONLY": "<READ_ONLY>"
}
}
}
}{
"mcpServers": {
"sendgrid-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"SENDGRID_API_KEY": "<SENDGRID_API_KEY>",
"READ_ONLY": "<READ_ONLY>"
}
}
}
}{
"servers": {
"sendgrid-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"SENDGRID_API_KEY": "<SENDGRID_API_KEY>",
"READ_ONLY": "<READ_ONLY>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
SENDGRID_API_KEYRequired, secret | Your SendGrid API key (must start with 'SG.'). |
READ_ONLYOptional | When true (the default), blocks all write/delete operations at runtime while keeping every tool registered and visible. |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 4 Sep 2026 |
| Last updated | 4 Sep 2026 |
| Registry name | io.github.deyikong/sendgrid-mcp |
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