MCP Cielo

Name: MCP Cielo
Author: codespar

by codesparversion 0.2.2i★ –iRuns on your computer

Registry nameio.github.codespar/mcp-cielo

Install

Overview

Description from the maker (original English)

MCP server for Cielo — credit card, debit, boleto, recurrent payments

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

User voiceiNo reviews yetReviews open together with accounts in a later step
Our basic checksi1 of 1 passedChecked from public information; code not scanned yet
UsageiNot measured yet★ –

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

Connection: Runs on your computer
Transport: stdio
Category: Other
You need to fill in: CIELO_API_KEY

Install

Pick the AI app you use, then copy the settings.

Before you install

Basic checks: 1 of 1 passed
Runs on your computer with your user’s permissions (files, network, apps).
You fill in yourself: CIELO_API_KEY

Values marked secret are keys to your account. Never share them or paste them into a chat.

You need

npmNode.js installed (for the npx command)

Which app do you use?

ClaudeClaude CodeCursorVS CodeChatGPT

Pick your app above. We remember it, so next time the button says “Install in …”.

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "cielo": {
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-cielo"
      ],
      "env": {
        "CIELO_API_KEY": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add cielo --env CIELO_API_KEY=your-value -- npx -y @codespar/mcp-cielo

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "cielo": {
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-cielo"
      ],
      "env": {
        "CIELO_API_KEY": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "cielo": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-cielo"
      ],
      "env": {
        "CIELO_API_KEY": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.

Your choice stays on this device in a cookie; no account needed.

Values you fill in

CIELO_API_KEY secret required env
API key for cielo

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026

✓ Pass
Maker matches the repo
The registry name was verified with the GitHub account codespar, which owns the repo
… Not checked yet
Still maintained
We have not read this repo from GitHub yet
… Not checked yet
Has a licence
We have not read this repo from GitHub yet
– Not applicable
Endpoint responds
This one runs on your computer; there is no internet endpoint
– Not applicable
Sign-in with OAuth
Runs on your computer and uses local settings instead
… Not checked yet
No hidden instructions in tool descriptions
Runs on your computer; we can only read tool lists from internet endpoints

Compared with others in Otheri

More stars than 0% of the other 32505 servers in this category
Published to the registry more recently than 14% of the other 32505 servers in this category
Basic checks equal to or better than 100% of the other 32505 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is MCP Cielo safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

You need to fill in: CIELO_API_KEY

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed –, and the latest version (0.2.2) reached the registry 5 months ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js on your computer.

What can I use instead?

In the same category: Spec Driven Development, Remote Desktop Commander, topo^alpin

Alternatives

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README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

@codespar/mcp-cielo

MCP server for Cielo — card acquiring, boleto, and recurrent payments

Quick Start

Claude Desktop

Add to ~/.config/claude/claude_desktop_config.json:

"mcpServers": { "cielo": { "command": "npx", "args": ["-y", "@codespar/mcp-cielo"], "env": { "CIELO_MERCHANT_ID": "your-merchant-id", "CIELO_MERCHANT_KEY": "your-merchant-key", "CIELO_SANDBOX": "true" } } } }

Claude Code

claude mcp add cielo -- npx @codespar/mcp-cielo

Cursor / VS Code

Add to .cursor/mcp.json or .vscode/mcp.json:

"servers": { "cielo": { "command": "npx", "args": ["-y", "@codespar/mcp-cielo"], "env": { "CIELO_MERCHANT_ID": "your-merchant-id", "CIELO_MERCHANT_KEY": "your-merchant-key", "CIELO_SANDBOX": "true" } } } }

Tools (22)

Tool	Purpose
`create_sale`	Create a credit/debit card sale in Cielo
`get_sale`	Get sale details by PaymentId
`capture_sale`	Capture a pre-authorized sale
`cancel_sale`	Cancel/void a sale (full or partial)
`create_recurrent`	Create a recurrent (recurring) credit card payment
`get_recurrent`	Get recurrent payment details
`tokenize_card`	Tokenize a credit card for future use
`create_boleto`	Create a boleto payment in Cielo
`create_pix`	Create a Pix payment in Cielo (generates QR code)
`get_pix`	Get Pix payment details and QR code by PaymentId
`create_debit`	Create a debit card sale in Cielo (requires 3DS authentication)
`create_ewallet`	Create a digital wallet payment (Google Pay, Samsung Pay, Apple Pay)
`get_antifraud`	Get anti-fraud analysis details for a payment
`create_sale_with_token`	Create a credit card sale using a previously stored CardToken (avoids re-entering card data)
`update_recurrent_amount`	Update the amount of an existing recurrent payment
`update_recurrent_next_date`	Update the next charge date of an existing recurrent payment
`deactivate_recurrent`	Deactivate (pause) a recurrent payment so it stops charging
`reactivate_recurrent`	Reactivate a previously deactivated recurrent payment
`create_payment_link`	Create a Cielo Link de Pagamento (shareable checkout URL)
`get_payment_link`	Get a Cielo Link de Pagamento by its id
`zero_auth`	Zero-dollar authorization to validate a card without charging (card or CardToken)
`create_sale_with_3ds`	Create a credit card sale using 3DS 2.0 authentication data (from 3DS flow)

Authentication

Cielo uses MerchantId and MerchantKey headers for authentication.

Sandbox / Testing

Cielo provides a sandbox at apisandbox.cieloecommerce.cielo.com.br. Set CIELO_SANDBOX=true to use it.

Get your credentials

Go to Cielo Developer Portal
Create a developer account
Get your MerchantId and MerchantKey
Set the environment variables

Environment Variables

Variable	Required	Description
`CIELO_MERCHANT_ID`	Yes	Merchant ID from Cielo
`CIELO_MERCHANT_KEY`	Yes	Merchant Key from Cielo
`CIELO_SANDBOX`	No	Set to `"true"` for sandbox mode

Roadmap

v0.2 (planned)

create_pix — Create a Pix payment
get_pix — Get Pix payment details
create_debit — Create a debit card payment
create_ewallet — Create an e-wallet payment (Apple Pay, Google Pay)
get_antifraud — Get anti-fraud analysis for a transaction

v0.3 (planned)

batch_captures — Capture multiple pre-authorized transactions
velocity_rules — Configure velocity/anti-fraud rules

Want to contribute? Open a PR or request a tool.

Enterprise

Need governance, budget limits, and audit trails for agent payments? CodeSpar Enterprise adds policy engine, payment routing, and compliance templates on top of these MCP servers.

License

MIT

MCP Cielo

Overview

PopNx MCP’s three pillars

What you can do with it

Install

Before you install

Values you fill in

What it can do

Basic checksi

Maker matches the repo

Still maintained

Has a licence

Endpoint responds

Sign-in with OAuth

No hidden instructions in tool descriptions

Compared with others in Otheri

Common questions

Alternatives

Spec Driven Development

Remote Desktop Commander

topo^alpin

README from the maker

@codespar/mcp-cielo

Quick Start

Claude Desktop

Claude Code

Cursor / VS Code

Tools (22)

Authentication

Sandbox / Testing

Get your credentials

Environment Variables

Roadmap

v0.2 (planned)

v0.3 (planned)

Links

Enterprise

License