# How to integrate Addressfinder MCP with Atomic Agent

```json
{
  "title": "How to integrate Addressfinder MCP with Atomic Agent",
  "toolkit": "Addressfinder",
  "toolkit_slug": "addressfinder",
  "framework": "Atomic Agent",
  "framework_slug": "atomic-agent",
  "url": "https://composio.dev/toolkits/addressfinder/framework/atomic-agent",
  "markdown_url": "https://composio.dev/toolkits/addressfinder/framework/atomic-agent.md",
  "updated_at": "2026-09-18T06:04:28.364Z"
}
```

## Introduction

Atomic Agent is an open-source AI agent that runs on your machine and supports local models through llama.cpp. Connect it to 1,500+ apps through Composio, including Addressfinder.
This guide uses Atomic Agent's built-in Composio integration. You need Atomic Agent v0.5.6 or later, your own Composio API key, and a Addressfinder account. See the [Atomic Agent documentation](https://atomicagent.io/docs/?cta_placement=atomic-agent-docs) for installation instructions.

## Also integrate Addressfinder with

- [OpenAI Agents SDK](https://composio.dev/toolkits/addressfinder/framework/open-ai-agents-sdk)
- [Claude Agent SDK](https://composio.dev/toolkits/addressfinder/framework/claude-agents-sdk)
- [Claude Code](https://composio.dev/toolkits/addressfinder/framework/claude-code)
- [Claude Cowork](https://composio.dev/toolkits/addressfinder/framework/claude-cowork)
- [Grok Bot](https://composio.dev/toolkits/addressfinder/framework/grok-bot)
- [Codex](https://composio.dev/toolkits/addressfinder/framework/codex)
- [OpenClaw](https://composio.dev/toolkits/addressfinder/framework/openclaw)
- [Hermes](https://composio.dev/toolkits/addressfinder/framework/hermes-agent)
- [Google ADK](https://composio.dev/toolkits/addressfinder/framework/google-adk)
- [LangChain](https://composio.dev/toolkits/addressfinder/framework/langchain)
- [Vercel AI SDK](https://composio.dev/toolkits/addressfinder/framework/ai-sdk)
- [Mastra AI](https://composio.dev/toolkits/addressfinder/framework/mastra-ai)
- [LlamaIndex](https://composio.dev/toolkits/addressfinder/framework/llama-index)
- [CrewAI](https://composio.dev/toolkits/addressfinder/framework/crew-ai)
- [Pydantic AI](https://composio.dev/toolkits/addressfinder/framework/pydantic-ai)
- [AutoGen](https://composio.dev/toolkits/addressfinder/framework/autogen)

## TL;DR

### How Atomic Agent connects to Addressfinder
Atomic Agent connects to Composio's Tool Router over Streamable HTTP MCP. It discovers the tools needed for your request, and Composio handles account authentication.
Execution and account-connection tools follow Atomic Agent's configured approval policy. Review any approval prompt before allowing an action on your connected account.

## Connect Addressfinder to Atomic Agent

### Connect Addressfinder to Atomic Agent
- Sign up or sign in to the [Composio dashboard](https://dashboard.composio.dev/?cta_placement=atomic-agent-api-key). Copy your API key.
- In Atomic Agent, open the Integrations tab and select Composio. Select API key, press e, paste the key, and press Enter. The tools become available immediately, without a restart.
- Ask Atomic Agent to do something in Addressfinder. It searches Composio for the right tool.
- On first use, open the sign-in link returned in the chat. Connect your Addressfinder account, then return to Atomic Agent to continue.
### Headless setup
Add the following line to ~/.atomic-agent/.env, replacing YOUR_COMPOSIO_API_KEY with your key. Start Atomic Agent after saving the file.

```bash
COMPOSIO_API_KEY=YOUR_COMPOSIO_API_KEY
```

## What is the Addressfinder MCP server, and what's possible with it?

The Addressfinder MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Addressfinder account. It provides structured and secure access so your agent can perform Addressfinder operations on your behalf.

## Supported Tools

| Tool slug | Name | Description |
|---|---|---|
| `ADDRESSFINDER_AU_ADDRESS_AUTOCOMPLETE_API` | AU Address Autocomplete | Tool to perform interactive search of Australian addresses from the AddressFinder database. Use when you need to search for and autocomplete Australian addresses based on partial input. |
| `ADDRESSFINDER_AU_ADDRESS_METADATA` | Get AU Address Metadata | Tool to retrieve full metadata for an Australian address selected from the Address Autocomplete API. Use when you need complete address details including GPS coordinates and census data. |
| `ADDRESSFINDER_AU_ADDRESS_VERIFICATION` | AU Address Verification | Tool to verify Australian addresses against PAF/GNAF databases. Use when you need to validate or standardize an Australian address and retrieve associated metadata like coordinates, statistical identifiers, and GNAF data. |
| `ADDRESSFINDER_AU_LOCATION_AUTOCOMPLETE_API` | AU Location Autocomplete | Tool to perform interactive autocomplete search for Australian streets, suburbs, and states. Use when you need to find or suggest Australian locations based on partial input. |
| `ADDRESSFINDER_GET_AU_LOCATION_METADATA` | Get AU Location Metadata | Tool to retrieve comprehensive metadata for an Australian location (street, suburb, or state) selected from the Location Autocomplete API. Use when you need detailed information about a specific Australian location including coordinates, street details, suburb, state, and postcode. |
| `ADDRESSFINDER_EMAIL_VERIFICATION_API` | Email Verification API | Tool to verify email addresses including syntax validation, domain existence, and email account verification. Use when you need to validate an email address before sending messages or storing contact information. |
| `ADDRESSFINDER_INTERNATIONAL_ADDRESS_AUTOCOMPLETE` | International Address Autocomplete | Tool to search for international addresses using autocomplete functionality. Use when users need to find and select addresses in supported countries (AU, BE, CA, CZ, DK, FR, DE, IE, NZ, NL, PT, SG, ES, SE, GB, US). Returns address IDs that can be used with the Address Metadata API to retrieve full address details. |
| `ADDRESSFINDER_GET_INTERNATIONAL_ADDRESS_METADATA` | Get International Address Metadata | Tool to retrieve full metadata for an international address selected from the Address Autocomplete API. Use when you need complete address details including street metadata and optional GPS coordinates for addresses outside your primary region. |
| `ADDRESSFINDER_NZ_ADDRESS_AUTOCOMPLETE` | NZ Address Autocomplete | Tool to perform interactive search for New Zealand addresses. Use when you need to find closely matching NZ addresses based on partial address input. The tool searches the Addressfinder database and returns matching addresses which can then be selected by the user. Works with the Address Metadata API to retrieve associated address data using the pxid identifier. |
| `ADDRESSFINDER_GET_NZ_ADDRESS_METADATA` | Get NZ Address Metadata | Tool to retrieve full metadata for a NZ address including coordinates, census data, and postal details. Use after selecting an address from the Address Autocomplete API to get complete address information. |
| `ADDRESSFINDER_NZ_ADDRESS_REVERSE_GEOCODE` | NZ Address Reverse Geocode | Tool to reverse geocode NZ addresses from GPS coordinates. Use when you need to find the nearest addresses to a given longitude and latitude. Returns addresses ordered by distance. |
| `ADDRESSFINDER_NZ_ADDRESS_VERIFICATION` | NZ Address Verification | Tool to verify New Zealand addresses against the Addressfinder database. Use when you need to validate and enrich NZ addresses, correct spelling mistakes, or retrieve detailed address metadata including coordinates and postal information. |
| `ADDRESSFINDER_NZ_LOCATION_AUTOCOMPLETE` | NZ Location Autocomplete | Tool to perform interactive search for New Zealand streets, suburbs, cities, and regions. Use when you need to find or autocomplete location names in New Zealand. Returns closely matching locations with unique identifiers for further metadata lookups. |
| `ADDRESSFINDER_GET_NZ_LOCATION_METADATA` | Get NZ Location Metadata | Tool to retrieve full metadata for a New Zealand location selected from the Location Autocomplete API. Use when you need detailed information including coordinates and LINZ address data for a specific location. |
| `ADDRESSFINDER_NZ_POI_AUTOCOMPLETE` | NZ POI Autocomplete | Tool to perform interactive search for points of interest in New Zealand. Use when you need to find POIs like hospitals, cafes, or schools based on partial name matching. |
| `ADDRESSFINDER_GET_NZ_POI_METADATA` | Get NZ POI Metadata | Tool to retrieve comprehensive metadata for New Zealand points of interest including coordinates and address details. Use when you need full POI information after selecting from autocomplete API. |
| `ADDRESSFINDER_PHONE_VERIFICATION_API` | Phone Verification API | Tool to verify phone numbers through syntax, range checks, and network verification. Use when you need to validate a phone number's format, line type, and connection status. Returns verified number details including line type, connection status, and formatted representations. |

## Supported Triggers

None listed.

## Troubleshooting

### Why is my API key rejected?

Copy the key directly from the Composio dashboard. Atomic Agent requires ASCII characters because it sends the key in an HTTP header. Remove any extra characters introduced when copying.

### Why are Composio tools unavailable after saving a key?

Check that you use Atomic Agent v0.5.6 or later and that Composio is enabled in your configuration. A "composio": { "enabled": false } setting disables the integration while keeping the saved key on disk.

### Does Composio have a free plan?

The Hobby plan includes 100,000 tool calls per month. Composio-managed OAuth apps have a lower included allowance. See [Composio pricing](/pricing) for the current limits that apply to your connection.

## Complete Code

None listed.

## Conclusion

### Use Addressfinder from Atomic Agent
With your account connected, ask Atomic Agent to work with Addressfinder in natural language. You can connect more apps through the same Composio integration as you need them.
Visit the [Atomic Agent website](https://atomicagent.io/?cta_placement=atomic-agent-site) or inspect the [Atomic Agent source code](https://github.com/AtomicBot-ai/atomic-agent?cta_placement=atomic-agent-repo).

## How to build Addressfinder MCP Agent with another framework

- [OpenAI Agents SDK](https://composio.dev/toolkits/addressfinder/framework/open-ai-agents-sdk)
- [Claude Agent SDK](https://composio.dev/toolkits/addressfinder/framework/claude-agents-sdk)
- [Claude Code](https://composio.dev/toolkits/addressfinder/framework/claude-code)
- [Claude Cowork](https://composio.dev/toolkits/addressfinder/framework/claude-cowork)
- [Grok Bot](https://composio.dev/toolkits/addressfinder/framework/grok-bot)
- [Codex](https://composio.dev/toolkits/addressfinder/framework/codex)
- [OpenClaw](https://composio.dev/toolkits/addressfinder/framework/openclaw)
- [Hermes](https://composio.dev/toolkits/addressfinder/framework/hermes-agent)
- [Google ADK](https://composio.dev/toolkits/addressfinder/framework/google-adk)
- [LangChain](https://composio.dev/toolkits/addressfinder/framework/langchain)
- [Vercel AI SDK](https://composio.dev/toolkits/addressfinder/framework/ai-sdk)
- [Mastra AI](https://composio.dev/toolkits/addressfinder/framework/mastra-ai)
- [LlamaIndex](https://composio.dev/toolkits/addressfinder/framework/llama-index)
- [CrewAI](https://composio.dev/toolkits/addressfinder/framework/crew-ai)
- [Pydantic AI](https://composio.dev/toolkits/addressfinder/framework/pydantic-ai)
- [AutoGen](https://composio.dev/toolkits/addressfinder/framework/autogen)

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## Frequently Asked Questions

### What are the differences in Tool Router MCP and Addressfinder MCP?

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

### Can I use Tool Router MCP with Atomic Agent?

Yes, you can. Atomic Agent 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 Addressfinder tools.

### Can I manage the permissions and scopes for Addressfinder while using Tool Router?

Yes, absolutely. You can configure which Addressfinder 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.

### How safe is my data with Composio Tool Router?

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 Addressfinder data and credentials are handled as safely as possible.

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