PubChem PUG REST API MCP Server for Mastra AI 4 tools — connect in under 2 minutes
Mastra AI is a TypeScript-native agent framework built for modern web stacks. Connect PubChem PUG REST API through Vinkius and Mastra agents discover all tools automatically. type-safe, streaming-ready, and deployable anywhere Node.js runs.
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Vinkius supports streamable HTTP and SSE.
import { Agent } from "@mastra/core/agent";
import { createMCPClient } from "@mastra/mcp";
import { openai } from "@ai-sdk/openai";
async function main() {
// Your Vinkius token. get it at cloud.vinkius.com
const mcpClient = await createMCPClient({
servers: {
"pubchem-pug-rest-api": {
url: "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
},
},
});
const tools = await mcpClient.getTools();
const agent = new Agent({
name: "PubChem PUG REST API Agent",
instructions:
"You help users interact with PubChem PUG REST API " +
"using 4 tools.",
model: openai("gpt-4o"),
tools,
});
const result = await agent.generate(
"What can I do with PubChem PUG REST API?"
);
console.log(result.text);
}
main();
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About PubChem PUG REST API MCP Server
Empower your AI agent to orchestrate your entire chemical research and compound auditing workflow with the PubChem PUG REST API, the authoritative source for molecular data from the National Library of Medicine. By connecting PubChem to your agent, you transform complex chemical searches into a natural conversation. Your agent can instantly retrieve compound details, audit molecular formulas, and query specific Compound Identifiers (CIDs) without you ever touching a scientific portal. Whether you are conducting pharmacological research or managing laboratory constraints, your agent acts as a real-time chemical consultant, ensuring your data is always verified and precise.
Mastra's agent abstraction provides a clean separation between LLM logic and PubChem PUG REST API tool infrastructure. Connect 4 tools through Vinkius and use Mastra's built-in workflow engine to chain tool calls with conditional logic, retries, and parallel execution. deployable to any Node.js host in one command.
What you can do
- Compound Auditing — Search for thousands of chemical compounds by name or keyword and retrieve detailed metadata, including IUPAC names and formulas.
- CID Oversight — Audit specific Compound Identifiers (CIDs) to understand the technical reach of your chemical data instantly.
- Formula Discovery — Query molecular formulas for specific compounds to assist in deep-dive archival classification.
- Metadata Intelligence — Retrieve high-resolution technical properties for any chemical record to assist in scientific auditing.
- Operational Monitoring — Check API status to ensure your chemical research workflow is always operational.
The PubChem PUG REST API MCP Server exposes 4 tools through the Vinkius. Connect it to Mastra AI in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
How to Connect PubChem PUG REST API to Mastra AI via MCP
Follow these steps to integrate the PubChem PUG REST API MCP Server with Mastra AI.
Install dependencies
Run npm install @mastra/core @mastra/mcp @ai-sdk/openai
Replace the token
Replace [YOUR_TOKEN_HERE] with your Vinkius token
Run the agent
Save to agent.ts and run with npx tsx agent.ts
Explore tools
Mastra discovers 4 tools from PubChem PUG REST API via MCP
Why Use Mastra AI with the PubChem PUG REST API MCP Server
Mastra AI provides unique advantages when paired with PubChem PUG REST API through the Model Context Protocol.
Mastra's agent abstraction provides a clean separation between LLM logic and tool infrastructure. add PubChem PUG REST API without touching business code
Built-in workflow engine chains MCP tool calls with conditional logic, retries, and parallel execution for complex automation
TypeScript-native: full type inference for every PubChem PUG REST API tool response with IDE autocomplete and compile-time checks
One-command deployment to any Node.js host. Vercel, Railway, Fly.io, or your own infrastructure
PubChem PUG REST API + Mastra AI Use Cases
Practical scenarios where Mastra AI combined with the PubChem PUG REST API MCP Server delivers measurable value.
Automated workflows: build multi-step agents that query PubChem PUG REST API, process results, and trigger downstream actions in a typed pipeline
SaaS integrations: embed PubChem PUG REST API as a first-class tool in your product's AI features with Mastra's clean agent API
Background jobs: schedule Mastra agents to query PubChem PUG REST API on a cron and store results in your database automatically
Multi-agent systems: create specialist agents that collaborate using PubChem PUG REST API tools alongside other MCP servers
PubChem PUG REST API MCP Tools for Mastra AI (4)
These 4 tools become available when you connect PubChem PUG REST API to Mastra AI via MCP:
check_api_status
Check if the PubChem PUG REST service is operational
get_compound_by_cid
Get comprehensive details for a chemical compound by CID
get_compound_by_name
Get comprehensive details for a chemical compound by name
search_compound_cids
Search for compound CIDs matching a name or keyword
Example Prompts for PubChem PUG REST API in Mastra AI
Ready-to-use prompts you can give your Mastra AI agent to start working with PubChem PUG REST API immediately.
"Get details for compound 'Aspirin' using PubChem."
"What is the molecular formula for CID '2519'?"
"Search for compound CIDs matching 'glucose'."
Troubleshooting PubChem PUG REST API MCP Server with Mastra AI
Common issues when connecting PubChem PUG REST API to Mastra AI through the Vinkius, and how to resolve them.
createMCPClient not exported
npm install @mastra/mcpPubChem PUG REST API + Mastra AI FAQ
Common questions about integrating PubChem PUG REST API MCP Server with Mastra AI.
How does Mastra AI connect to MCP servers?
MCPClient with the server URL and pass it to your agent. Mastra discovers all tools and makes them available with full TypeScript types.Can Mastra agents use tools from multiple servers?
Does Mastra support workflow orchestration?
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Connect PubChem PUG REST API to Mastra AI
Get your token, paste the configuration, and start using 4 tools in under 2 minutes. No API key management needed.