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Resend

Modern email API for developers

Integrate with Resend for transactional emails, developer-friendly email infrastructure, React email templates, and email analytics. Built for modern development workflows with API key authentication.

Toolsresend

Usage

01Add the block to your workflow and connect it to the upstream step.
02Configure any required credentials or tokens in the inputs.
03Fill in required inputs and optional parameters for the run.
04Run a test execution, inspect outputs, and iterate before deploying.
05Deploy the resend block with monitoring enabled in production.

Inputs (UI)

Resend API Key

short-input

Placeholder: Enter your Resend API key

Layout: full

Operation

dropdown

Layout: full

Options: Send Email, Get Email, List Emails, Create Domain

From

short-input

Placeholder: you@example.com

Layout: full

Condition: operation = "send_email"

To

short-input

Placeholder: recipient@example.com

Layout: full

Condition: operation = "send_email"

Subject

short-input

Placeholder: Email subject

Layout: full

Condition: operation = "send_email"

HTML Content

long-input

Placeholder: <p>Email content</p>

Layout: full

Condition: operation = "send_email"

Email ID

short-input

Placeholder: Enter email ID

Layout: full

Condition: operation = "get_email"

Domain Name

short-input

Placeholder: example.com

Layout: full

Condition: operation = "create_domain"

Inputs (API)

credential

string

Required

operation

string

Required

from

string

Optional

to

string

Optional

subject

string

Optional

html

string

Optional

emailId

string

Optional

domainName

string

Optional

Outputs

Primary response type:

{
  "data": "json"
}

Tool Access

resend_api