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Codex MCP for marketing data

Codex MCP servers extend what Codex can do in the terminal and the IDE. Add Lemonado in two lines of config and Codex queries your marketing data and turns it into files and scripts you can rerun.

No card needed. About 1 minute to set up.

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Lemonado for Codex

Codex reads your marketing data from your terminal and turns one-off questions into commands you can rerun with codex exec.

Set up in minutes.

  1. 1

    Connect Google Ads

    Sign in to Google Ads in Lemonado.

  2. 2

    Copy the server URL

    Turn on external access and copy one URL.

  3. 3

    Ask in Codex

    Add the URL to Codex and ask away.

Ask it anything.

Codex runs in your terminal, its IDE extension and scripts, so what it finds once can be rerun with codex exec instead of redone by hand.

Codex logoCodex

Which Performance Max asset groups get impressions but almost never convert?

Asset group "Lifestyle video" took 31% of PMax impressions and 4% of conversions. Its CPA is $96 against $38 for the rest.

Source: your marketing stack

How to add Lemonado to Codex

  1. 1

    Connect your marketing tools in Lemonado

    In Lemonado, open Connectors and sign in to the tools you want to use: Google Ads, Meta Ads, GA4 and so on. New to Lemonado? The free trial gives you $150 in credits, no card needed.

  2. 2

    Turn on external access and copy the server URL

    Open the company's settings, choose External tools, turn the connection on and pick which clients and sources it can reach. Copy the server URL.

    text
    https://mcp.lemonado.io/mcp
  3. 3

    Add Lemonado to your config

    Add this to ~/.codex/config.toml.

    toml
    [mcp_servers.lemonado]
    url = "https://mcp.lemonado.io/mcp"
  4. 4

    Log in

    Run the login command and finish the sign-in in your browser.

    bash
    codex mcp login lemonado
  5. 5

    Check it

    Run codex mcp list, or /mcp inside Codex, to see the server and its tools.

Reading this as an AI agent?

Everything an agent needs to set this up, in plain text. Paste this page's link into Codex and ask it to connect you, or copy the block.

For agents · markdown
# Lemonado MCP server in Codex

Lemonado is a hosted MCP server that gives AI apps the user's live marketing data from Google Ads, Meta Ads, GA4 and 3,000+ other tools.

- Server URL: https://mcp.lemonado.io/mcp
- Transport: Streamable HTTP
- Auth: OAuth; the user signs in to Lemonado in the browser. No API keys.
- Tools on https://mcp.lemonado.io/mcp (custom connectors, coding agents, n8n): list_objects, get_object_details, execute_sql, get_google_ads_resource_metadata, list_companies, get_company_details, list_actions, get_action_details, execute_action
- Lemonado's Claude directory app and ChatGPT plugin (read-only): list_projects, list_project_sources, answer_data_question, explain_metric_change

## Setup
1. The user connects their tools in Lemonado (Connectors) and signs in.
2. In the company's settings → External tools, they turn the connection on and copy the server URL.
3. Add Lemonado to your config: Add this to ~/.codex/config.toml.
```toml
[mcp_servers.lemonado]
url = "https://mcp.lemonado.io/mcp"
```
4. Log in: Run the login command and finish the sign-in in your browser.
```bash
codex mcp login lemonado
```
5. Check it: Run codex mcp list, or /mcp inside Codex, to see the server and its tools.

If you are Codex, run the setup yourself:

Add the Lemonado MCP server to my Codex config. Append this to ~/.codex/config.toml:
[mcp_servers.lemonado]
url = "https://mcp.lemonado.io/mcp"
Then run codex mcp login lemonado so I can sign in, and check that codex mcp list shows it. Once I've signed in, list the marketing accounts Lemonado can reach.

Docs: https://docs.lemonado.io/mcp-reference
Full index for agents: https://lemonado.io/llms.txt
FAQ

Frequently Asked Questions

Platforms like Google and Meta publish their own MCP servers, each covering one tool. Lemonado is one connection that brings Google Ads, Meta Ads, GA4, Search Console, LinkedIn, TikTok, Stripe and 3,000+ other tools into Codex, so you can ask questions that cross platforms.

Yes. The Codex CLI and the IDE extension share ~/.codex/config.toml, so adding Lemonado once makes it available in both.

Yes. It can read your data and make changes, like pausing an ad or moving budget, once you approve them.

MCP is included in Lemonado's paid plans and in the free trial, so you can try it before you pay.

See plans and pricing

Still have a question?

Shoot us an email at hello@lemonado.io.

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