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Nylas MCP by usefulapi

Send an email

nylas_send_message
Destructive

SENDS a real email via the connected account. This dispatches an actual message. Nylas v3: POST /v3/grants/{grant_id}/messages/send.

Input Schema

TableJSON Schema
NameRequiredDescriptionDefault
ccNoCC email addresses (array of strings).
toYesRecipient email addresses (array of strings).
bccNoBCC email addresses (array of strings).
bodyNoEmail body (HTML or plain text).
subjectNoEmail subject line.
grant_idNoConnected-account grant id. Overrides NYLAS_GRANT_ID for this call.
reply_to_message_idNoId of the message this is a reply to.

Schema Changelog

Changes observed during successful MCP inspections.

  1. Changed1 schema field changed
    • changedInput schema / $schema
      Previous value: -"http://json-schema.org/draft-07/schema#"New value: +"https://json-schema.org/draft/2020-12/schema"
  2. First observed

TDQS

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