Use Resend with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Send emails and manage domains via Resend. send transactional emails, track deliveries, manage domains and API keys from any AI agent.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
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Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 14 capabilities
The complete Resend capability set.
These are the exact actions your AI can choose when you ask it to work with Resend.
01-04
4 capabilities in this set.
Part of 14 available through Resend.
- 01
Cancel email
The email must be in "scheduled" status. Provide the email ID. Cancel a scheduled email
- 02
Create API key
Requires a name and optionally the permission scope (full_access, sending, domains). Returns the key value which is shown ONLY ONCE. make sure to copy it immediately. Create a new API key in Resend
- 03
Send email
Requires the sender address (from), recipient(s) (to) and subject. Optionally provide HTML body, plain text body, reply-to address, CC/BCC recipients and attachments. The from address must use a verified domain configured in Resend. Returns the email ID for tracking. Send an email via Resend
- 04
Update email
The email must be in "scheduled" status. Provide the email ID and the new scheduled_at timestamp (ISO 8601). Update a scheduled email
05-08
4 capabilities in this set.
Part of 14 available through Resend.
- 05
Verify domain
Use this after adding or updating SPF/DKIM records in your DNS provider. Returns the updated domain status. Verify a domain's DNS records
- 06
Create domain
Requires the domain name (e.g. "example.com"). Optionally set the AWS SES region. Returns the domain ID and the DNS records (SPF, DKIM) you need to configure for verification. Add a new domain to Resend
- 07
Delete API key
The key will no longer be able to authenticate API requests. Provide the API key ID from list_api_keys. WARNING: this action is irreversible. Delete an API key from Resend
- 08
Delete domain
All DNS records associated with the domain will be invalidated. Provide the domain ID. WARNING: this action is irreversible. Delete a domain from Resend
09-11
3 capabilities in this set.
Part of 14 available through Resend.
- 09
Get domain
Provide the domain ID from list_domains. Get details for a specific domain
- 10
Get email
Returns the sender, recipient(s), subject, creation date, last event (delivered, bounced, complained) and scheduled_at if applicable. Get details for a sent email
- 11
List API keys
Returns key name, ID, creation date and permission scope (full_access, sending, domains). Note: actual key values are NOT returned for security. List API keys in your Resend account
12-14
3 capabilities in this set.
Part of 14 available through Resend.
- 12
List domains
Each domain shows its name, status (verified, not_verified, pending), region, SPF/DKIM records and creation date. Use this to verify which domains are ready for sending emails. List verified domains in Resend
- 13
List emails
Returns email ID, from, to, subject, creation date and last event status. Results are paginated and ordered by most recent first. List recently sent emails
- 14
Send batch emails
Provide a JSON array of email objects, each with from, to, subject and optionally html/text. Each email in the batch is counted individually against your quota. Returns an array of results with IDs for each email. Send a batch of emails via Resend
Observed, not estimated
886ms average. Fast in production.
Resend is checked daily against the live service.
- Fastest day
- 746ms
- Slowest day
- 1096ms
- 14-day trend
- Slowing+14%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 14 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Resend, so you can see the experience inside your AI.
It does not authenticate your account with Resend. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Resend Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_feQzG5dy6jNayPb7FALoVsQv4cCq93Slx3CdceA5/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — Resend capabilities are ready to use.
{
"mcpServers": {
"resend-alternative-mcp": {
"url": "https://edge.vinkius.com/vk_preview_feQzG5dy6jNayPb7FALoVsQv4cCq93Slx3CdceA5/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions Resend owners ask.
- 01
How do I create a Resend API Key?
Log in to the Resend Dashboard, go to Settings > API Keys, click Create API Key, select the permission scope (Full Access, Sending, or Domains), give it a name and copy the key immediately. it starts with re_ and won't be shown again.
- 02
Can I send HTML emails with attachments?
Yes! Use the send_email capability with the html parameter for HTML body content and optionally include attachments. You can also provide a text fallback for email clients that don't render HTML. Attachments are passed as objects with filename, content (base64) and content_type.
- 03
How do I verify a domain for sending?
Use create_domain with your domain name (e.g. "example.com"). Resend will return the SPF and DKIM DNS records you need to add to your DNS provider. After adding the records, use verify_domain with the domain ID to trigger re-verification. The domain status will change to "verified" once DNS propagation is complete.
- 04
What are the API rate limits?
Resend allows 5 requests per second per team, shared across all API keys. If you exceed this limit, you'll receive a 429 response. Rate limits can be increased by contacting Resend support for verified senders.
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