How to Use the EPA Computational Toxicology MCP in Mastra AI

Build resilient chemical research workflows in Mastra AI using the EPA Computational Toxicology MCP server.

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Connect EPA Computational Toxicology MCP to Mastra AI

Create your Vinkius account to connect EPA Computational Toxicology to Mastra AI and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup EPA Computational Toxicology with Mastra AI

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Claude

Perplexity

Automated chemical research in Mastra AI

Chain `get_chemical_details` with `get_fate_and_transport` to build multi-step safety analysis workflows. Define your agent logic to branch based on specific hazard results. Mastra handles the retries if the EPA endpoint flickers. You get a stable pipeline for environmental data without writing custom error handling code.

Conditional branching for toxicological data

Use `get_exposure_summary` to trigger alerts in your agent workflows. If predicted exposure exceeds a threshold, your Mastra agent can automatically notify your team. Define clear logic paths for high-risk compounds. The server provides the raw data, and your agent workflow executes the next steps based on your specific safety criteria.

Reliable chemical list auditing in Mastra

Run `get_chemical_lists` to verify regulatory status as part of your automated filing process. Integrate this check into your Mastra agent to ensure compliance before proceeding. Automate the manual chore of checking registered lists. You define the workflow once, and the agent executes the check across thousands of compounds.

Setup guide

Set up EPA Computational Toxicology MCP in Mastra AI

Prerequisites

Node.js 18+ and a TypeScript project
@mastra/mcp + @mastra/core packages
Active Vinkius subscription with a valid endpoint token

1

Install dependencies
Run npm install @mastra/mcp @mastra/core plus your preferred model provider (e.g. @ai-sdk/openai).
2

Configure the MCPClient
Create an MCPClient with your Vinkius endpoint as a URL object. Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com.
3

Discover and inject tools
Call mcpClient.listTools() and spread the result into your agent's tools object. All EPA Computational Toxicology tools become native Mastra tools.
4

Run with any model
Swap openai("gpt-4o") for any AI SDK-compatible provider. Call agent.generate() and the agent routes tool calls through MCP automatically.

agent.ts

import { MCPClient } from "@mastra/mcp";
import { Agent } from "@mastra/core/agent";
import { openai } from "@ai-sdk/openai";

const mcpClient = new MCPClient({
  id: "epa-computational-toxicology-mcp-client",
  servers: {
    "epa-computational-toxicology-mcp": {
      url: new URL(
        "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
      ),
    },
  },
});

const agent = new Agent({
  name: "EPA Computational Toxicology Agent",
  model: openai("gpt-4o"),
  instructions: "You have access to EPA Computational Toxicology tools.",
  tools: {
    ...(await mcpClient.listTools()),
  },
});

const result = await agent.generate(
  "List recent EPA Computational Toxicology transactions"
);
console.log(result.text);

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Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by US EPA CompTox. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about EPA Computational Toxicology MCP in Mastra AI

You instantiate the MCP client within your Mastra configuration. Once defined, the tools become available to your agents for automated research and data retrieval.

Yes. Mastra's workflow engine supports exponential backoff for tool calls, which is ideal for managing connections to the EPA database.

It does. You can configure specific tools to require manual approval before the agent proceeds with the next step in your toxicological workflow.

Use Mastra's branching logic to route different outcomes from hazard queries. This allows your agents to handle both safe and high-risk chemicals differently.

Your queries stay within your private agent environment. The server only fetches public data from the EPA, so your proprietary research parameters are not shared externally.

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