Tools
| Name | Description |
|---|---|
list_postsList posts from your Substack publication | List posts from your Substack publication |
get_subscribersGet a list of subscribers | Get a list of subscribers |
get_statsGet publication statistics | Get publication statistics |
custom_api_callMake a custom API call to the Substack API | Make a custom API call to the Substack API |
Triggers
| Name | Description |
|---|---|
new_subscriberTriggers when a new subscriber is added | Triggers when a new subscriber is added |
Quick Start
import { WeavzClient } from '@weavz-io/sdk'
const weavz = new WeavzClient({ apiKey: 'wvz_...' })
const result = await weavz.actions.execute('substack', 'list_posts', {
workspaceId: '550e8400-e29b-41d4-a716-446655440000',
integrationAlias: 'substack',
input: { /* ... */ },
})Related Integrations
Works well with
Frequently Asked Questions
How do I connect Substack to my app?
Use Weavz Hosted Connect for API Key authentication. Install the SDK, create a connection through the connect portal or API, then execute tools programmatically.
What tools does Substack support?
Substack supports 4 tools including List Posts, Get Subscribers, Get Stats, Custom API Call.
Can I use Substack with AI agents?
Yes. Add Substack to an MCP server in Tool Mode or Code Mode. Code Mode provides 3 meta-tools with on-demand API discovery so agents can compose stateful workflows without loading every action schema up front.
How do I connect Substack to ChatGPT or Claude?
Open the Weavz connector setup, sign in, choose a workspace, and add Substack as an approved app. ChatGPT, Claude, and other remote MCP clients can then call the scoped Substack tools exposed by that workspace.
Does Substack work with Claude Code, Cursor, Codex, and local agents?
Yes. Remote and local MCP clients can connect to a Weavz MCP endpoint for the workspace. Local coding agents can also use the Weavz CLI to inspect apps, discover actions, run approved Substack work, and execute Code Mode workflows from a terminal.
What can I ask an AI agent to do with Substack?
Substack exposes 4 tools, including List Posts, Get Subscribers, Get Stats, Custom API Call. Use Weavz to keep credentials scoped, require approval for sensitive work, and audit what the agent did.
Can Substack be used in stateful agent workflows?
Yes. Agents can combine Substack tools with Filesystem, State KV, Human Gates, input partials, and other workspace integrations while keeping execution scoped to the selected workspace or end user.
What authentication does Substack use?
Substack uses API Key. Weavz stores credentials securely and uses them for authorized action execution.
How much does the Substack integration cost?
The Substack integration is included on all Weavz plans including the free tier with 20,000 actions per month. No credit card required.
What triggers does Substack support?
Substack supports 1 triggers including New Subscriber.
Connect Substack in minutes
Get 20,000 free action executions every month. No credit card required.