Reddit ACTION
List Subreddits by Query
List subreddits based on a search criteria. See the docs here
- Action
- Read only
- OAuth
- SDK
- MCP
IMPLEMENTATION
Call this tool
Connect a user's Reddit account once, then configure and run List Subreddits by Query from your backend or agent.
import { PipedreamClient } from "@pipedream/sdk"
const pd = new PipedreamClient({
projectId: process.env.PIPEDREAM_PROJECT_ID!,
clientId: process.env.PIPEDREAM_CLIENT_ID!,
clientSecret: process.env.PIPEDREAM_CLIENT_SECRET!,
projectEnvironment: "production",
})
const result = await pd.actions.run({
id: "reddit-list-subreddits-by-query",
externalUserId: "{external_user_id}", // any stable ID for this user in your system
configuredProps: {
reddit: { authProvisionId: "apn_xxxxxxx" },
subreddit: "Subreddit",
limit: 10,
},
})
console.log(result)curl -X POST https://api.pipedream.com/v1/connect/{project_id}/actions/run \
-H "Content-Type: application/json" \
-H "X-PD-Environment: production" \
-H "Authorization: Bearer {access_token}" \
-d '{
"external_user_id": "{external_user_id}",
"id": "reddit-list-subreddits-by-query",
"configured_props": {
"reddit": { "authProvisionId": "apn_xxxxxxx" },
"subreddit": "Subreddit",
"limit": 10
}
}'// accessToken: mint a short-lived token with the Connect SDK — see the MCP guide
const transport = new StreamableHTTPClientTransport(
new URL("https://remote.mcp.pipedream.net/v3"),
{
requestInit: {
headers: {
Authorization: `Bearer ${accessToken}`,
"x-pd-project-id": "{project_id}",
"x-pd-environment": "production",
"x-pd-external-user-id": "{external_user_id}", // any stable ID for this user in your system
"x-pd-app-slug": "reddit",
},
},
},
)
const mcp = new Client({ name: "my-agent", version: "1.0.0" })
await mcp.connect(transport)
const { tools } = await mcp.listTools()
// listTools() hands your model this tool's input schema, so it can
// fill the arguments itself:
const result = await mcp.callTool({
name: "reddit-list-subreddits-by-query",
arguments: {
subreddit: "Subreddit",
limit: 10,
},
})SCHEMA
Inputs
Pipedream supplies the connected account. Your application provides the operation-specific values below. Dynamic inputs are resolved against that user's account.
| Property | Type | Description |
|---|---|---|
subreddit Subreddit | string | Type to search for a subreddit or enter a custom expression to search subreddits by title. Required Dynamic |
limit Limit | integer | Default to 25. The maximum number of items desired Optional |
before Before | string | Only one of after and before should be specified. These indicate the fullname of an item in the listing to use as the anchor point of the slice. Optional |
after After | string | Only one of after and before should be specified. These indicate the fullname of an item in the listing to use as the anchor point of the slice. Optional |
count Count | integer | The number of items already seen in this listing. On the html site, the builder uses this to determine when to give values for before and after in the response. Optional |
sort Sort | string | One of: relevance, activity Optional |
srDetails Include subreddit details? | boolean | If set to true, subreddit details will be expanded/included. Optional |
REFERENCE
Tool details
Behavior hints are published with the component in the Pipedream registry and surface as MCP tool annotations, so an agent can reason about a tool before it calls it.
- Registry key
- reddit-list-subreddits-by-query
- Version
- 0.1.4
- App
- Authentication
- OAuth
- Read-only
- Yes
- Destructive
- No
- Open world
- Yes
- Source
- View on GitHub ↗