Check an email before your AI agent sends it: allow, review or block with reasons.
Connect Remote server
claude mcp add --transport http preflight https://api.sendguard.ai/mcp --header "Authorization: Bearer <YOUR_API_KEY>"
{
"mcpServers": {
"preflight": {
"url": "https://api.sendguard.ai/mcp",
"headers": {
"Authorization": "Bearer <YOUR_API_KEY>"
}
}
}
}
{
"servers": {
"preflight": {
"type": "http",
"url": "https://api.sendguard.ai/mcp",
"headers": {
"Authorization": "Bearer <YOUR_API_KEY>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://api.sendguard.ai/mcp
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools 1 found in our last check
preflight_emailCheck an AI-written email before sending. Returns allow, delay, requires_approval or block with reason codes (recipient validity, sender authentication, content risk, sensitive industries, volume limits) and recommendations. Does not send email. Without an API key: 3 free checks…
Headers
| Name | Description |
|---|---|
AuthorizationOptional, secret | Optional. "Bearer sk_..." API key from https://app.sendguard.ai for paid credits; without it you get 20 free checks per day. |
Details
| Endpoint | https://api.sendguard.ai/mcp (Streamable HTTP) |
| First published | 15 Oct 2026 |
| Last updated | 15 Oct 2026 |
| Registry name | ai.sendguard/preflight |
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