How to integrate Stormglass io MCP with Atomic Agent

Connect Atomic Agent to Stormglass io MCP. Fetch today's marine weather for miami, get solar irradiation for a specific location, and more using natural language, with authentication handled for you.

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Api Key

Stormglass io is a global weather API delivering high-resolution forecasts and historical weather data from trusted sources. It empowers developers to access detailed, accurate meteorological insights for any location worldwide.

6 Tools

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 Stormglass io.

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 Stormglass io account. See the Atomic Agent documentation for installation instructions.

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How Atomic Agent connects to Stormglass io

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 Stormglass io to Atomic Agent

  1. Sign up or sign in to the Composio dashboard. Copy your API key.
  2. 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.
  3. Ask Atomic Agent to do something in Stormglass io. It searches Composio for the right tool.
  4. On first use, open the sign-in link returned in the chat. Connect your Stormglass io 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 Stormglass io MCP server, and what's possible with it?

The Stormglass io MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Stormglass io account. It provides structured and secure access to global high-resolution weather and environmental data, so your agent can perform actions like fetching marine forecasts, retrieving solar data, listing tide stations, and getting elevation information for any location on your behalf.

  • Marine and land weather retrieval: Instantly fetch detailed weather forecasts or historical weather data for any geographic coordinates, including temperature, wind, and wave conditions.
  • Solar irradiation and sun-position analysis: Have your agent provide solar data—like irradiation levels and sun angles—for specific points and time ranges, ideal for planning solar projects or outdoor activities.
  • Elevation and bathymetry lookup: Quickly obtain elevation or sea depth information for any latitude and longitude, supporting both topography and bathymetry use cases.
  • Tide station cataloging: Let your agent list all available tide stations worldwide, making it easy to select stations for further tidal or marine data queries.

Use Stormglass io from Atomic Agent

With your account connected, ask Atomic Agent to work with Stormglass io in natural language. You can connect more apps through the same Composio integration as you need them.

Visit the Atomic Agent website or inspect the Atomic Agent source code.

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 for the current limits that apply to your connection.

TOOLS

Supported Tools

Every Stormglass io action and event your agent gets out of the box.

Get Elevation for Point

Tool to fetch elevation data for a single geographic point.

Get tide extremes for a point

Tool to retrieve high and low tide times with corresponding sea level heights for a coordinate.

Get Tide Stations in Area

Tool to list tide stations within a defined geographic bounding box.

List All Tide Stations

Tool to list all available tide stations.

Get solar data for a point

Tool to fetch solar irradiation and sun-position data for a specific coordinate.

Get weather data for a point

Tool to fetch marine and land weather data for a specific coordinate.

FAQ

Frequently asked questions

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

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 Stormglass io tools.

Yes, absolutely. You can configure which Stormglass io 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.

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 Stormglass io data and credentials are handled as safely as possible.

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