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PopNx MCPMCP servers for people who use AI · explained in plain words

MCP Caf

by codesparversion 0.1.3i★ –iRuns on your computer
Registry nameio.github.codespar/mcp-caf

Install

Overview

Description from the maker (original English)

DEPRECATED: no live endpoint (api.caf.io does not resolve)

PopNx MCP’s three pillars

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

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: CAF_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: CAF_API_KEY, CAF_API_BASE

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?

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": {
    "caf": {
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-caf"
      ],
      "env": {
        "CAF_API_KEY": "your-value",
        "CAF_API_BASE": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add caf --env CAF_API_KEY=your-value --env CAF_API_BASE=your-value -- npx -y @codespar/mcp-caf

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": {
    "caf": {
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-caf"
      ],
      "env": {
        "CAF_API_KEY": "your-value",
        "CAF_API_BASE": "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": {
    "caf": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@codespar/mcp-caf"
      ],
      "env": {
        "CAF_API_KEY": "your-value",
        "CAF_API_BASE": "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

  • CAF_API_KEY secret required env
    API key from the Caf dashboard
  • CAF_API_BASE env
    API base URL — defaults to Caf production. Override for sandbox.

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 32464 servers in this category
  • Published to the registry more recently than 50% of the other 32464 servers in this category
  • Basic checks equal to or better than 100% of the other 32464 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 Caf 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: CAF_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 (0.1.3) reached the registry 40 days 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, yontu

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Spec Driven Development

by formulahendry

MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.

Runs on your computer★ 440MITUpdated 14 months ago
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Remote Desktop Commander

by desktop-commander

Remote Desktop Commander: use files, terminal and processes on your own computers from any AI app.

Runs in the cloud★ 211Updated yesterday
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yontu

by senrecep

Türkçe yazı denetimi: TDK kuralları, yapay zekâ izleri, metin türüne göre üslup.

Runs on your computerUpdated today
Install

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-caf

Deprecated: no live endpoint. Measured on 2026-09-27 against two public DNS resolvers (8.8.8.8 and 1.1.1.1): api.caf.io, the host this server calls, does not resolve in DNS. CAF's docs (now branded Certta) name api.combateafraude.com/v1 for the Core API, which they no longer recommend for new integrations, and api.us.prd.caf.io for the newer Connect API; this server was not written against either and has not been checked. No tool in this server reaches a service. The package is deprecated on npm and stays in this repository for reference only. If you have a working endpoint, point the server at it with CAF_BASE_URL. To bring the package back, open an issue in mcp-dev-latam with the provider's documented base URL.

MCP server for Caf — Brazilian identity + Trust Platform. KYC/KYB, face authentication + liveness, document validation + OCR, and orchestrated onboarding flows. Direct competitor to Unico / IDwall / Certta; their Trust Platform chains multi-step identity verifications with policy rules.

Quick Start

Claude Desktop

Add to your claude_desktop_config.json:

{

"mcpServers": { "caf": { "command": "npx", "args": ["@codespar/mcp-caf"], "env": { "CAF_API_KEY": "your-api-key" } } } }

Cursor / VS Code

Same config in .cursor/mcp.json.

Tools (9)

KYC / KYB
ToolCaf endpointNotes
person_checkPOST /v1/checks/personCPF → name, DOB, restrictions, risk
company_checkPOST /v1/checks/companyCNPJ → profile, QSA, sanctions
Biometrics
ToolCaf endpointNotes
face_authenticationPOST /v1/biometrics/faceSelfie vs base image + liveness
liveness_checkPOST /v1/biometrics/livenessPassive liveness only
Documents
ToolCaf endpointNotes
document_checkPOST /v1/checks/documentOCR + authenticity for RG / CNH / passport / proof of residence
Trust Platform orchestration
ToolCaf endpointNotes
trust_platform_startPOST /v1/trust/flowsHosted onboarding flow per dashboard template
trust_platform_getGET /v1/trust/flows/{flow_id}Per-step verdicts
Metadata + replay
ToolCaf endpointNotes
list_datasourcesGET /v1/datasourcesDatasources enabled on your account
get_check_resultGET /v1/checks/{check_id}Replay a previous check by id

Authentication

Standard Bearer auth:

Authorization: Bearer <CAF_API_KEY>

Issue your API key from the Caf dashboard:

Sandbox / Testing

Sandbox endpoint: https://api-sandbox.caf.io. Override via CAF_API_BASE.

Environment Variables

VariableRequiredDescription
CAF_API_KEYyesAPI key from the Caf dashboard
CAF_API_BASEnoOverride base URL (default https://api.caf.io)

Caf vs Certta vs BigDataCorp

Three BR identity rails in this catalog, each with a different specialty:

ProviderStrengthBest for
[Caf](https://caf.io)KYC + Trust Platform orchestrationHosted onboarding with policy rules
[Certta](https://certta.com.br) (@codespar/mcp-certta)KYC + biometrics + ICP-Brasil signatureOnboarding with signed contracts
[BigDataCorp](https://bigdatacorp.com.br) (@codespar/mcp-bigdatacorp)Broad data enrichment + antifraudKYC + AML + credit decisioning

Enterprise

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

License

MIT

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