How to integrate Reddit MCP with Kimi Code

How to integrate Reddit MCP with Kimi Code Kimi Code is Moonshot AI's open-source coding agent, powered by Kimi K2.6. It runs in your terminal, reads and edits code, executes shell commands, and plans multi-step tasks, with native MCP support for extending it to outside tools. In this guide, I will explain the easiest and most secure way to connect your Reddit account to Kimi Code via Composio Connect, so it can post a weekly update to r/marketing, search for trending posts about AI startups, retrieve comments from your latest Reddit post, and more without ever putting your account credentials at risk.

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Reddit is a social news platform with thriving user-driven communities (subreddits). It's the go-to place for discussion, content sharing, and viral marketing.

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How to integrate Reddit MCP with Kimi Code

Kimi Code is Moonshot AI's open-source coding agent, powered by Kimi K2.6. It runs in your terminal, reads and edits code, executes shell commands, and plans multi-step tasks, with native MCP support for extending it to outside tools.

In this guide, I will explain the easiest and most secure way to connect your Reddit account to Kimi Code via Composio Connect, so it can post a weekly update to r/marketing, search for trending posts about AI startups, retrieve comments from your latest Reddit post, and more without ever putting your account credentials at risk.

Also integrate Reddit with

ChatGPTAntigravityOpenAI Agents SDKClaude Agent SDKClaude CodeClaude CoworkCodexOpenCodeCursorVS CodeOpenClawHermesCLIGoogle ADKLangChainVercel AI SDKMastra AILlamaIndexCrewAI

Why use Composio?

Composio provides:

  • Access to 1,000+ managed apps from a single MCP endpoint. This makes it convenient for agents to run cross-app workflows.
  • Managed OAuth. You do not have to worry about authentication and authorization flows for every app.
  • Programmatic tool calling. Allows LLMs to write code in a remote workbench to handle complex tool chaining. This reduces back-and-forth for frequent tool calls.
  • Large tool response handling outside the LLM context. This minimizes context bloat from large tool responses.
  • Dynamic just-in-time access to thousands of tools across hundreds of apps. Composio loads the tools your agent needs, so LLMs are not overwhelmed by tools they do not need.

Connect Reddit to Kimi Code

Kimi Code is a TypeScript agent distributed through npm. It acts as an MCP client and reads server definitions from an mcp.json file, and it can also add and authenticate servers conversationally through /mcp-config. Composio is a remote HTTP server that authenticates with OAuth, so no API key is stored anywhere.

1. Install Kimi Code

The quickest way is the official install script, which requires no pre-installed Node.js and places the kimi executable on your PATH.

bash
# macOS or Linux
curl -fsSL https://code.kimi.com/kimi-code/install.sh | bash

# Windows PowerShell
irm https://code.kimi.com/kimi-code/install.ps1 | iex

# Confirm the installation
kimi --version

2. Log in

Start Kimi Code in your project directory, then sign in from the interactive UI:

bash
kimi

Run /login and choose Kimi Code OAuth using the device-code flow, or use a Moonshot API key.

3. Add Composio with /mcp-config

In current versions of Kimi Code, MCP servers are managed inside the app, not with a shell subcommand. From the interactive UI, run:

bash
/mcp-config
Kimi Code MCP config flow for adding the Composio MCP server

Tell it the server name and URL in plain language. For example:

Server name is Composio, and here is the server URL: https://connect.composio.dev/mcp

Kimi Code asks whether to add it globally, at ~/.kimi-code/mcp.json, or project-local for the current checkout, then writes the entry for you:

bash
{
  "mcpServers": {
    "Composio": {
      "url": "https://connect.composio.dev/mcp"
    }
  }
}

There is no transport field to set. Kimi Code infers HTTP from the url.

4. Restart the session

The new server is picked up on a fresh session, not the current one. Start a new session:

bash
/new

On the new session, Kimi Code detects that the server needs authorization and prompts you to run:

bash
/mcp-config login Composio

5. Authorize with OAuth

Run the command Kimi suggests:

bash
/mcp-config login composio

Kimi Code opens Composio's authorization page or surfaces a URL. Approve access, then return to the session. You should see confirmation that the Composio MCP server is connected.

Composio authorization page for Kimi Code MCP setup

Check the connection status any time with /mcp. Composio should appear as connected with its tools listed.

Kimi Code showing Composio connected after OAuth authorization

Connect your Reddit account

Back in a Kimi Code session, ask the agent to connect to Reddit or give it any Reddit-related task.

For example, ask it to:

  • "Post a weekly update to r/marketing"
  • "Search for trending posts about AI startups"
  • "Retrieve comments from your latest Reddit post"

It will prompt you to authenticate and authorize access to Reddit.

That is it. Composio tools are now available in Kimi Code, and your Reddit account is ready to use.

Conclusion

You have successfully connected Reddit to Kimi Code using Composio Connect. Your agent can now manage Reddit from the terminal with natural language, without exposing credentials in prompts or local scripts.

Since the same Composio endpoint exposes 1,000+ apps, you can add Slack, Calendar, Linear, and more to the same server and chain them into cross-app workflows.

TOOLS

Supported Tools

Every Reddit action and event your agent gets out of the box.

Create a Reddit post

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

Delete Reddit comment

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

Delete a Reddit post

Permanently and irreversibly deletes a Reddit post by its ID.

Edit comment or post

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

Get Reddit listing by sort

Tool to retrieve a listing of Reddit posts sorted by the specified criteria (hot, new, top, etc.

Get controversial posts from all subreddits

Tool to retrieve controversial posts from all subreddits with time filters.

Get user preferences

Tool to retrieve preference settings of the logged in user.

Get random Reddit post

Tool to retrieve a random public Reddit post from any subreddit.

Get user information

Retrieves information about a specified Reddit user account, including karma scores and gold status.

Get top posts from subreddit

Tool to retrieve top-rated posts from a subreddit with time filters.

Get OAuth scopes

Tool to retrieve all available OAuth scopes supported by the Reddit API.

Get subreddit rules

Fetch the explicit posting rules for a subreddit to ensure compliance before posting or commenting.

Search subreddits

Tool to search subreddits by title and description.

Get user flair

Fetches the list of user flair assignments for a given subreddit.

Check username availability

Tool to check whether a username is available for registration on Reddit.

List subreddit post flairs

List available link/post flairs for a subreddit (including flair_template_id) so posts can satisfy flair-required validation.

Post a comment

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

Retrieve Comments for a Post

Retrieves all comments for a Reddit post given its base-36 article ID.

Retrieve posts from subreddit

Retrieves posts from a specified, publicly accessible subreddit.

Retrieve specific comment or post

Retrieves detailed information for a single Reddit comment or post using its fullname.

Search across subreddits

Searches Reddit for posts/comments using a query.

Enable or disable inbox replies

Enable or disable inbox replies for a submission or comment.

FRAMEWORKS

How to build Reddit MCP Agent with another framework

ChatGPT logo

ChatGPT

Use Reddit MCP with ChatGPT

Antigravity logo

Antigravity

Use Reddit MCP with Antigravity

OpenAI Agents SDK logo

OpenAI Agents SDK

Use Reddit MCP with OpenAI Agents SDK

Claude Agent SDK logo

Claude Agent SDK

Use Reddit MCP with Claude Agent SDK

Claude Code logo

Claude Code

Use Reddit MCP with Claude Code

Claude Cowork logo

Claude Cowork

Use Reddit MCP with Claude Cowork

Codex logo

Codex

Use Reddit MCP with Codex

Cursor logo

Cursor

Use Reddit MCP with Cursor

VS Code logo

VS Code

Use Reddit MCP with VS Code

OpenCode logo

OpenCode

Use Reddit MCP with OpenCode

OpenClaw logo

OpenClaw

Use Reddit MCP with OpenClaw

Hermes logo

Hermes

Use Reddit MCP with Hermes

CLI logo

CLI

Use Reddit MCP with CLI

Google ADK logo

Google ADK

Use Reddit MCP with Google ADK

LangChain logo

LangChain

Use Reddit MCP with LangChain

Vercel AI SDK logo

Vercel AI SDK

Use Reddit MCP with Vercel AI SDK

Mastra AI logo

Mastra AI

Use Reddit MCP with Mastra AI

LlamaIndex logo

LlamaIndex

Use Reddit MCP with LlamaIndex

CrewAI logo

CrewAI

Use Reddit MCP with CrewAI

FAQ

Frequently asked questions

With a standalone Reddit MCP server, the agents and LLMs can only access a fixed set of Reddit tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Reddit and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Kimi Code fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Reddit tools.

Yes, absolutely. You can configure which Reddit scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Reddit data and credentials are handled as safely as possible.

Start with Reddit.It takes 30 seconds.

Managed auth, hosted MCP servers, and every Reddit tool your agent needs.Free to start.

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Customer stories

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Karan skipped his own birthday party to fix our critical issue. It was 10pm and he diverted his Waymo to help us instead. This really sets the bar — it shows the commitment you need when users rely on your software.

Harsha Gaddipati
Harsha Gaddipati
Co-founder, Slashy

A lot of students tell us that the moment their connected tools start talking to each other inside Opennote feels almost magical. The agent just knows them, and it's immensely helped keep new users on the platform.

Abhi Arya
Abhi Arya
Co-founder, Opennote

We chose Composio over Pipedream because it delivered depth where it mattered — niche tools and tricky edge cases other platforms simply ignored. That gave us confidence to scale without compromising.

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Nirman Dave
CEO, Zams

As a solo builder, shipping fast is life or death. The only way I can outcompete incumbents is by outmanoeuvring them. Getting bogged down managing agent auth would have been a death sentence.

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Ryan Yu
Founder, Extra Thursday

Before Composio, adding tool integrations was slow and resource-intensive. Each one could take weeks of engineering time, and maintaining them meant constantly keeping up with API changes.

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Tomisin Jenrola
Founder & CEO, SwarmZero

With hands-on help from their founder, we integrated Gmail and Google Drive in just 30 minutes. This level of personal support and commitment is exactly what startups should strive for.

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Jerome Leclanche
Co-Founder, Ingram Technologies