Marketing & Social Media

Reddit

Learn how to use Reddit with Composio

Overview

SLUG: REDDIT

Description

Reddit is a social news platform with user-driven communities (subreddits), offering content sharing, discussions, and viral marketing opportunities for brands

Authentication Details

client_id
stringRequired
client_secret
stringRequired
full
stringDefaults to https://oauth.reddit.comRequired
oauth_redirect_uri
stringDefaults to https://backend.composio.dev/api/v1/auth-apps/add
scopes
stringDefaults to identity,read,vote,submit,flair,edit
bearer_token
string

Connecting to Reddit

Create an auth config

Use the dashboard to create an auth config for the Reddit toolkit. This allows you to connect multiple Reddit accounts to Composio for agents to use.

1

Select App

Navigate to Reddit.

2

Configure Auth Config Settings

Select among the supported auth schemes of and configure them here.

3

Create and Get auth config ID

Click “Create Reddit Auth Config”. After creation, copy the displayed ID starting with ac_. This is your auth config ID. This is not a sensitive ID — you can save it in environment variables or a database. This ID will be used to create connections to the toolkit for a given user.

Connect Your Account

Using OAuth2

1from composio import Composio
2
3# Replace these with your actual values
4reddit_auth_config_id = "ac_YOUR_REDDIT_CONFIG_ID" # Auth config ID created above
5user_id = "0000-0000-0000"  # UUID from database/application
6
7composio = Composio()
8
9
10def authenticate_toolkit(user_id: str, auth_config_id: str):
11    connection_request = composio.connected_accounts.initiate(
12        user_id=user_id,
13        auth_config_id=auth_config_id,
14    )
15
16    print(
17        f"Visit this URL to authenticate Reddit: {connection_request.redirect_url}"
18    )
19
20    # This will wait for the auth flow to be completed
21    connection_request.wait_for_connection(timeout=15)
22    return connection_request.id
23
24
25connection_id = authenticate_toolkit(user_id, reddit_auth_config_id)
26
27# You can also verify the connection status using:
28connected_account = composio.connected_accounts.get(connection_id)
29print(f"Connected account: {connected_account}")

Tools

Executing tools

To prototype you can execute some tools to see the responses and working on the Reddit toolkit’s playground

Python
1from composio import Composio
2from openai import OpenAI
3import json
4
5openai = OpenAI()
6composio = Composio()
7
8# User ID must be a valid UUID format
9user_id = "0000-0000-0000"  # Replace with actual user UUID from your database
10
11tools = composio.tools.get(user_id=user_id, toolkits=["REDDIT"])
12
13print("[!] Tools:")
14print(json.dumps(tools))
15
16def invoke_llm(task = "What can you do?"):
17    completion = openai.chat.completions.create(
18        model="gpt-4o",
19        messages=[
20            {
21                "role": "user",
22                "content": task,  # Your task here!
23            },
24        ],
25        tools=tools,
26    )
27
28    # Handle Result from tool call
29    result = composio.provider.handle_tool_calls(user_id=user_id, response=completion)
30    print(f"[!] Completion: {completion}")
31    print(f"[!] Tool call result: {result}")
32
33invoke_llm()

Tool List

Tool Name: Edit comment or post

Description

Edits the body text of the authenticated user's own existing comment or self-post on reddit; cannot edit link posts or titles.

Action Parameters

text
stringRequired
thing_id
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Create a Reddit post

Description

Creates a new text or link post on a specified, existing reddit subreddit, optionally applying a flair.

Action Parameters

flair_id
stringRequired
kind
stringRequired
subreddit
stringRequired
text
string
title
stringRequired
url
string

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Delete Reddit comment

Description

Deletes a reddit comment, identified by its fullname id, if it was authored by the authenticated user.

Action Parameters

id
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Delete a Reddit post

Description

Permanently deletes a reddit post by its id, provided the authenticated user has deletion permissions for that post.

Action Parameters

id
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Get link flair

Description

Fetches the list of available link flairs (i.e., post flairs, not user flairs) for a given subreddit.

Action Parameters

subreddit
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Post a comment

Description

Posts a comment on reddit, replying to an existing and accessible submission (post) or another comment.

Action Parameters

text
stringRequired
thing_id
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Retrieve Comments for a Post

Description

Retrieves all comments for a reddit post given its article id (which must be for an existing, public post); nested replies within comments are returned as raw dictionaries requiring parsing.

Action Parameters

article
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Retrieve posts from subreddit

Description

Retrieves the current hot posts from a specified, publicly accessible subreddit.

Action Parameters

size
integerDefaults to 5
subreddit
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Retrieve specific comment or post

Description

Retrieves detailed information for a specific reddit comment or post using its fullname.

Action Parameters

id
stringRequired

Action Response

data
objectRequired
error
string
successful
booleanRequired

Tool Name: Search across subreddits

Description

Searches reddit for content (e.g., posts, comments) using a query, with results typically confined to subreddits unless `restrict sr` is set to false.

Action Parameters

limit
integerDefaults to 5
restrict_sr
booleanDefaults to True
search_query
stringRequired
sort
stringDefaults to relevance

Action Response

data
objectRequired
error
string
successful
booleanRequired