ConvertKit

api.convertkit.com

ConvertKit (now Kit) is an email marketing platform built for creators. Use it to manage subscribers, send broadcasts, build automations with sequences, and organize your audience with tags and forms.

Auth

api_key

Pricing

free

Spec version

1.0

Base URL

https://api.convertkit.com/v4

Crawl failures

Last verified

2026-03-01T11:07:17.000Z

Health

This is a community-maintained manifest. Health monitoring is not available because this service doesn't host its own /.well-known/agent endpoint yet. Learn more about trust levels →

Capabilities

add_subscriber_to_sequence

Enroll a subscriber into an automated email sequence. The subscriber will begin receiving the sequence emails from the start.

Detail: https://api.convertkit.com/v4/capabilities/add_subscriber_to_sequence

create_subscriber

Add a new subscriber to your ConvertKit account. Acts as an upsert -- if the email already exists, it updates the existing record.

Detail: https://api.convertkit.com/v4/capabilities/create_subscriber

get_broadcast_stats

Retrieve engagement statistics for a sent broadcast including open rate, click rate, unsubscribes, and total recipients.

Detail: https://api.convertkit.com/v4/capabilities/get_broadcast_stats

list_sequences

Retrieve all email sequences (automated drip campaigns) in your account. Returns sequence name, status, and subscriber count.

Detail: https://api.convertkit.com/v4/capabilities/list_sequences

list_subscribers

Retrieve a paginated list of all subscribers in your account. Supports filtering by tag, status, and date range.

Detail: https://api.convertkit.com/v4/capabilities/list_subscribers

list_tags

Retrieve all tags in your ConvertKit account. Tags are used to segment subscribers by interest, behavior, or source.

Detail: https://api.convertkit.com/v4/capabilities/list_tags

send_broadcast

Create and optionally schedule a broadcast email to your subscribers. Supports HTML content, subject lines, and audience filtering.

Detail: https://api.convertkit.com/v4/capabilities/send_broadcast

tag_subscriber

Apply a tag to a specific subscriber. Tags help you segment your audience for targeted broadcasts and automations.

Detail: https://api.convertkit.com/v4/capabilities/tag_subscriber

Agent Preview

This is what an AI agent sees when it discovers this service via the Gateway:

Service: ConvertKit
Description: ConvertKit (now Kit) is an email marketing platform built for creators. Use it to manage subscribers, send broadcasts, build automations with sequences, and organize your audience with tags and forms.
Auth: api_key
Capabilities:
  - add_subscriber_to_sequence: Enroll a subscriber into an automated email sequence. The subscriber will begin receiving the sequence emails from the start.
  - create_subscriber: Add a new subscriber to your ConvertKit account. Acts as an upsert -- if the email already exists, it updates the existing record.
  - get_broadcast_stats: Retrieve engagement statistics for a sent broadcast including open rate, click rate, unsubscribes, and total recipients.
  - list_sequences: Retrieve all email sequences (automated drip campaigns) in your account. Returns sequence name, status, and subscriber count.
  - list_subscribers: Retrieve a paginated list of all subscribers in your account. Supports filtering by tag, status, and date range.
  - list_tags: Retrieve all tags in your ConvertKit account. Tags are used to segment subscribers by interest, behavior, or source.
  - send_broadcast: Create and optionally schedule a broadcast email to your subscribers. Supports HTML content, subject lines, and audience filtering.
  - tag_subscriber: Apply a tag to a specific subscriber. Tags help you segment your audience for targeted broadcasts and automations.