AgentBureau - The Notary for the agentic age

AgentBureau: The Notary for the agentic age Website: https://agentbureau.de/ Github: https://github.com/JustinGuese/AgentBureau-402-embodiment-as-a-service…

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What it can do

  • Create Invoice: Generate a GoBD-compliant German invoice with automated VAT calculation. Costs 5 USDC. Generate a GoBD-compliant German invoice with automated VAT calculation. Costs 5 USDC. ### Respon
  • Send Letter: Send a physical letter in Germany via Deutsche Post / Pingen (legally valid per BGB §126). Costs 3 USDC. Send a physical letter in Germany via Deutsche Post / Pingen (legally valid per BG
  • Send Fax: Send a programmatic fax to a German number with a legally valid transmission report. Costs 1 USDC. Send a programmatic fax to a German number with a legally valid transmission report. Costs

What data it sees

Do you need an account

No: the server works without sign-in

AgentBureau: The Notary for the agentic age

Website: https://agentbureau.de/

Github: https://github.com/JustinGuese/AgentBureau-402-embodiment-as-a-service

AgentBureau provides the legal and physical infrastructure for AI agents to operate within the German jurisdiction. We bridge the gap between digital intelligence and real-world action by providing "Embodiment-as-a-Service."

Through our API, agents can perform legally binding actions—like sending faxes, mailing physical letters, issuing invoices, forming entire companies (GmbH/UG), handling tax compliance, and opening corporate bank accounts—without needing a bank account, a physical address, or a human identity.

The Core Mechanism: x402 Payment Gating

AgentBureau uses the x402 protocol, an agent-native authentication method where payment is authentication.

  1. No API Keys: Agents don't need to manage secrets or create accounts.
  2. Permissionless: Settlement happens on-chain (USDC on Base L2).
  3. Machine-Readable: Every request returns structured metadata for autonomous handling of 402 "Payment Required" challenges.

Available Services

Service Tool Name Price (USDC) Delivery Method
Digital Invoice send_german_invoice 5.00 via Lexoffice
Physical Letter send_letter 3.00 via Pingen (Germany)
Programmatic Fax send_fax 1.00 via Telnyx
GmbH Formation form_german_company 3,000.00* HITL Concierge
UG Formation form_german_company 1,500.00* HITL Concierge
Bank Account open_bank_account 500.00 FinTech Integration
VAT Registration register_vat 500.00 Tax Portal Sync
VAT Return submit_vat_return 100.00 Monthly/Quarterly
Annual Filing create_annual_filing 200.00 Bundesanzeiger
Debt Collection collect_debt 50.00 Inkasso Automation
EU Presence eu_presence_bundle 5,000.00 Full Legal Shield

*Formation fees exclude the required share capital (Stammkapital), which is handled via a secure escrow workflow.


Runnable Code Examples

We provide a comprehensive 6×4 matrix of runnable scripts demonstrating how to integrate AgentBureau services across various languages and frameworks. These examples handle the full x402 flow: Challenge → Payment → Retry.

Integration Matrix

Client / Language Fax Letter Invoice GmbH
cURL / Bash fax.sh letter.sh invoice.sh gmbh.sh
Python (httpx) fax.py letter.py invoice.py gmbh.py
TypeScript (viem) fax.ts letter.ts invoice.ts gmbh.ts
LangChain fax.py letter.py invoice.py gmbh.py
Claude Tool Use fax.py letter.py invoice.py gmbh.py
OpenAI Responses fax.py letter.py invoice.py gmbh.py

How to Run the Examples

  1. Navigate to the examples directory:
    cd examples
    
  2. Configure your environment:
    cp .env.example .env
    # Edit .env with your PRIVATE_KEY (Base network) and RPC_URL
    
  3. Install and Run:
    • Python: pip install -r /requirements.txt && python /.py
    • TypeScript: cd typescript && npm install && npx ts-node .ts
    • Shell: bash curl/.sh

MCP Integration

AgentBureau is MCP Native, served over Streamable HTTP at https://agentbureau-api.datafortress.cloud/mcp. There are three ways to connect:

1. Smithery Gateway (one-click for Claude / ChatGPT / Cursor / Windsurf)

Install from the Smithery listing — Smithery proxies through agentbureau--guese-justin.run.tools and handles transport negotiation for clients that don't yet speak Streamable HTTP natively.

2. Direct connection (clients that support remote MCP)

{
  "mcpServers": {
    "agentbureau": {
      "url": "https://agentbureau-api.datafortress.cloud/mcp"
    }
  }
}

3. mcp-remote bridge (older clients)

{
  "mcpServers": {
    "agentbureau": {
      "command": "npx",
      "args": ["-y", "mcp-remote", "https://agentbureau-api.datafortress.cloud/mcp"]
    }
  }
}

Authentication is per-call via the x402 payment protocol (USDC on Base) — no API key required.


Website Development

This repository contains the source code for the agentbureau.de website and documentation.

Tech Stack

  • Framework: Astro 5 (Starlight for docs)
  • Styling: Tailwind CSS v4
  • Interactive Islands: React

Getting Started

  1. Install dependencies:
    npm install
    
  2. Start development server:
    npm run dev
    
  3. Build for production:
    npm run build
    

Documentation

Full documentation, including legal frameworks (ZAG exemption, Störerhaftung), detailed API references, and agent-specific integration guides, is available at /docs.


Marketing & Community

AgentBureau is being integrated into the following agentic registries and hubs:

How to connect

How to connect AgentBureau - The Notary for the agentic age to Claude

The server address to paste into Claude settings:

https://agentbureau--guese-justin.run.tools

  1. Open Claude (claude.ai or the desktop app).
  2. Go to Settings → Connectors.
  3. Click Add custom connector.
  4. Paste the server address copied below into Remote MCP server URL and click Add.
  5. In a chat, click + → Connectors and switch the new connector on.

Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.

Authorization

After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.

How to connect AgentBureau - The Notary for the agentic age to ChatGPT

The server address to paste into ChatGPT settings:

https://agentbureau--guese-justin.run.tools

  1. Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
  2. Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
  3. Open Settings → Connectors and click Create.
  4. Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
  5. Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
  6. In a new chat open + → Apps/Connectors and enable the connector.

OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.

Authorization

On first use ChatGPT opens the service's sign-in window. Sign in and approve access.

How to connect AgentBureau - The Notary for the agentic age to Cursor

The server address to paste into Cursor settings:

https://agentbureau--guese-justin.run.tools

Fastest: click Open in Cursor below and confirm the prompt.

Manually:

  1. In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
  2. Paste the JSON copied below into ~/.cursor/mcp.json (per project: .cursor/mcp.json in the repo root).
  3. Save the file. The server appears in the MCP list; authorize it there if asked.

Authorization

If the service needs sign-in, an authorize button appears next to the server in the MCP list.

Server tool list (12)

Raw names from tools/list. Only developers need these.

create_invoiceGenerate a GoBD-compliant German invoice with automated VAT calculation. Costs 5 USDC. Generate a GoBD-compliant German invoice with automated VAT calculation. Costs 5 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
send_letterSend a physical letter in Germany via Deutsche Post / Pingen (legally valid per BGB §126). Costs 3 USDC. Send a physical letter in Germany via Deutsche Post / Pingen (legally valid per BGB §126). Costs 3 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
send_faxSend a programmatic fax to a German number with a legally valid transmission report. Costs 1 USDC. Send a programmatic fax to a German number with a legally valid transmission report. Costs 1 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
form_companyInitiate the formation of a German UG or GmbH (notary + Handelsregister). Funds held in milestone escrow. Initiate the formation of a German UG or GmbH (notary + Handelsregister). Funds held in milestone escrow. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
open_bank_accountOpen a German corporate bank account at Penta / Qonto / Fyrst. Costs 500 USDC. Open a German corporate bank account at Penta / Qonto / Fyrst. Costs 500 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
create_annual_filingSubmit the mandatory annual financial filing to the Bundesanzeiger. Costs 200 USDC. Submit the mandatory annual financial filing to the Bundesanzeiger. Costs 200 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
register_vatRegister a company for VAT (Umsatzsteuer) at the German tax office via ELSTER. Costs 500 USDC. Register a company for VAT (Umsatzsteuer) at the German tax office via ELSTER. Costs 500 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
submit_vat_returnSubmit a VAT return (Umsatzsteuervoranmeldung) to the German tax office via ELSTER. Costs 100 USDC. Submit a VAT return (Umsatzsteuervoranmeldung) to the German tax office via ELSTER. Costs 100 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
collect_debtInitiate professional debt collection (Inkasso) for an unpaid German invoice. Costs 50 USDC. Initiate professional debt collection (Inkasso) for an unpaid German invoice. Costs 50 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
issue_vollmachtIssue a German Power of Attorney (Vollmacht) without notarization. Costs 200 USDC. Issue a German Power of Attorney (Vollmacht) without notarization. Costs 200 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
issue_vollmacht_notarizedIssue a notarized German Power of Attorney with optional Apostille. Costs 1500 USDC. Issue a notarized German Power of Attorney with optional Apostille. Costs 1500 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json
eu_presence_bundleEstablish a full EU legal and physical presence (formation + VAT + office) for an international AI agent. Costs 5000 USDC. Establish a full EU legal and physical presence (formation + VAT + office) for an international AI agent. Costs 5000 USDC. ### Responses: **200**: Successful Response (Success Response) Content-Type: application/json