Can HumDay connect to Resend?

Yes. HumDay reads Resend's own published API description and derives the operations from it, so there is no hand-built connector to wait for. 79 operations are documented.

Do I need to write code to automate Resend?

No. You describe the outcome you want in plain words. HumDay agrees a contract with you, writes the program, and shows you a test run before anything touches your Resend account.

What can HumDay do in Resend?

44 of the 79 documented operations change something in Resend, and 35 read from it. HumDay only ever uses the specific operations your approved contract needs.

Is my Resend account safe?

Your credentials are stored encrypted and are never shown in chat, code, or logs. Every run is limited to the operations you explicitly approved, and anything that writes to Resend is held behind that approval.

Resend integration

What Resend is

Resend is a transactional email API for developers: send single and batch emails, manage domains, API keys, audiences and contacts, and send broadcasts.

API host: api.resend.com

Things people automate with Resend

What HumDay can do in Resend

44 documented operations change something in Resend.

POSTCreate a new contact/contacts
POSTSend an email/emails
POSTCreate an event/events
POSTCreate a new webhook/webhooks
POSTCreate a new contact property/contact-properties
POSTSend an event/events/send
DELETERemove an existing contact by ID or email/contacts/{id}
PATCHUpdate a single contact by ID or email/contacts/{id}
POSTCreate a new topic/topics
POSTCreate a new domain/domains
POSTCreate a new API key/api-keys
POSTCreate a new segment/segments
POSTCancel the schedule of the e-mail./emails/{email_id}/cancel
PATCHUpdate a single email/emails/{email_id}
DELETEDelete an event/events/{identifier}
PATCHUpdate an event/events/{identifier}
POSTCreate a template/templates
POSTCreate a broadcast/broadcasts
POSTCreate an automation/automations
POSTAdd a contact to a segment/contacts/{contact_id}/segments/{segment_id}
POSTSend or schedule a broadcast/broadcasts/{id}/send
PATCHUpdate topics for a contact/contacts/{contact_id}/topics
POSTTrigger up to 100 batch emails at once./emails/batch
DELETERemove an existing webhook/webhooks/{webhook_id}
PATCHUpdate an existing webhook/webhooks/{webhook_id}
DELETERemove an existing contact property/contact-properties/{id}
PATCHUpdate an existing contact property/contact-properties/{id}
DELETERemove a contact from a segment/contacts/{contact_id}/segments/{segment_id}
DELETERemove an existing topic/topics/{id}
PATCHUpdate an existing topic/topics/{id}
DELETERemove an existing segment/segments/{id}
DELETERemove an existing template/templates/{id}
PATCHUpdate an existing template/templates/{id}
DELETERemove an existing broadcast that is in the draft status/broadcasts/{id}
PATCHUpdate an existing broadcast/broadcasts/{id}
DELETERemove an existing domain/domains/{domain_id}
PATCHUpdate an existing domain/domains/{domain_id}
DELETERemove an existing API key/api-keys/{api_key_id}
DELETEDelete an automation/automations/{automation_id}
PATCHUpdate an automation/automations/{automation_id}
POSTPublish a template/templates/{id}/publish
POSTDuplicate a template/templates/{id}/duplicate
POSTVerify an existing domain/domains/{domain_id}/verify
POSTStop an automation/automations/{automation_id}/stop

What HumDay can read from Resend

These are the operations a schedule or a trigger can watch.

GETRetrieve a single contact by ID or email/contacts/{id}
GETRetrieve a list of emails/emails
GETRetrieve a list of events/events
GETRetrieve a list of contacts/contacts
GETRetrieve a list of contact properties/contact-properties
GETRetrieve a list of attachments for a sent email/emails/{email_id}/attachments
GETRetrieve a list of segments for a contact/contacts/{contact_id}/segments
GETRetrieve a list of received emails/emails/receiving
GETRetrieve a single email/emails/{email_id}
GETRetrieve a list of attachments for a received email/emails/receiving/{email_id}/attachments
GETRetrieve a single event/events/{identifier}
GETRetrieve a list of logs/logs
GETRetrieve a list of topics/topics
GETRetrieve a list of domains/domains
GETRetrieve a list of API keys/api-keys
GETRetrieve a list of segments/segments
GETRetrieve a list of webhooks/webhooks
GETRetrieve a list of templates/templates
GETRetrieve a list of broadcasts/broadcasts
GETRetrieve a list of automations/automations
GETRetrieve a single received email/emails/receiving/{email_id}
GETRetrieve topics for a contact/contacts/{contact_id}/topics
GETRetrieve a single webhook/webhooks/{webhook_id}
GETRetrieve a single contact property/contact-properties/{id}
GETRetrieve a single attachment for a sent email/emails/{email_id}/attachments/{attachment_id}
GETRetrieve a list of automation runs/automations/{automation_id}/runs
GETRetrieve a single attachment for a received email/emails/receiving/{email_id}/attachments/{attachment_id}
GETRetrieve a single topic/topics/{id}
GETRetrieve a single log/logs/{log_id}
GETRetrieve a single segment/segments/{id}
GETRetrieve a single template/templates/{id}
GETRetrieve a single broadcast/broadcasts/{id}
GETRetrieve a single domain/domains/{domain_id}
GETRetrieve a single automation/automations/{automation_id}
GETRetrieve a single automation run/automations/{automation_id}/runs/{run_id}

How automating Resend works

Describe the outcome. Say what you want to happen, in your own words. No node graphs, no field mapping.
Approve the contract. HumDay writes down exactly what it will do, what it will touch, and what it will never do. You approve it before anything is built.
See it proven. The program runs and shows you the result before it is allowed near your live Resend account.
Grant access, then go live. You approve the specific Resend operations it may use — and only those.

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Questions about Resend automation

Can HumDay connect to Resend?: Yes. HumDay reads Resend's own published API description and derives the operations from it, so there is no hand-built connector to wait for. 79 operations are documented.
Do I need to write code to automate Resend?: No. You describe the outcome you want in plain words. HumDay agrees a contract with you, writes the program, and shows you a test run before anything touches your Resend account.
What can HumDay do in Resend?: 44 of the 79 documented operations change something in Resend, and 35 read from it. HumDay only ever uses the specific operations your approved contract needs.
Is my Resend account safe?: Your credentials are stored encrypted and are never shown in chat, code, or logs. Every run is limited to the operations you explicitly approved, and anything that writes to Resend is held behind that approval.

Where this came from

The operations above are read from the API description Resend publishes themselves at resend.com/openapi.json. Descriptions are the provider’s own words, not ours.

Automate Resend