Polygon io MCP for AI Agents

Securely connect your AI agents and chatbots (Claude, ChatGPT, Cursor, etc) with Polygon io MCP or direct API to stream live market quotes, analyze historical price data, fetch financial news, and query aggregated trading stats through natural language.

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Api Key

Polygon io provides powerful APIs for real-time and historical market data—covering stocks, options, forex, and crypto. Instantly access reliable financial data to power your applications or trading strategies.

60 Tools

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Type what you want done — sign in and watch it run live in the Tool Router playground.

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TOOLS

Supported Tools

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

Get All Tickers

Tool to retrieve a comprehensive list of supported ticker symbols across all asset classes.

Get Condition Codes

Tool to retrieve a unified list of trade and quote condition codes and their definitions.

Get Crypto EMA

Tool to calculate Exponential Moving Average (EMA) technical indicator for a crypto ticker.

Get Crypto MACD

Tool to calculate Moving Average Convergence/Divergence (MACD) technical indicator for a crypto ticker.

Get Crypto Open/Close

Tool to get the open, close, high, low, and volume for a cryptocurrency pair on a specific date.

Get Crypto RSI

Tool to calculate the Relative Strength Index (RSI) for a cryptocurrency ticker.

Get Crypto SMA

Tool to calculate Simple Moving Average (SMA) technical indicator for a cryptocurrency ticker.

Get Daily Open/Close

Tool to get the daily open, close, after-hours, and pre-market prices for a stock on a specific date.

Get Dividends

Tool to retrieve a historical record of cash dividend distributions for a given ticker.

Get Economy Inflation Indicators (Enhanced)

Tool to retrieve key indicators of realized inflation including CPI and PCE price indexes with comprehensive date filtering.

Get Exponential Moving Average

Tool to retrieve the Exponential Moving Average for a stock ticker.

Get SEC Filing

Tool to retrieve detailed information about a specific SEC filing by filing ID.

Get SEC Filing File

Tool to download a specific file from an SEC filing.

Get Forex EMA

Tool to calculate Exponential Moving Average (EMA) technical indicator for a forex pair.

Get Forex MACD

Tool to calculate Moving Average Convergence/Divergence (MACD) technical indicator for a forex pair.

Get Forex Real-Time Currency Conversion

Tool to convert amounts between currency pairs using real-time forex rates.

Get Forex RSI

Tool to calculate the Relative Strength Index (RSI) technical indicator for a forex pair.

Get Forex SMA

Tool to calculate Simple Moving Average (SMA) technical indicator for a forex pair.

Get Futures Quotes

Tool to get real-time quote information for futures contracts with bid/ask prices, sizes, and timestamps.

Get Grouped Daily Market Summary

Tool to retrieve daily OHLCV data for the entire market for a given date.

Get Historic Forex Ticks

Tool to get historic ticks for a currency pair on a specific date.

Get Inflation Expectations

Tool to retrieve inflation expectations data from the Federal Reserve, including market-based rates and Cleveland Fed model estimates.

Get IPO Data

Tool to retrieve comprehensive information on Initial Public Offerings (IPOs), including upcoming and historical events.

Get Labor Market Data

Tool to retrieve labor market data including unemployment rate, labor force participation rate, average hourly earnings, and job openings.

Get MACD

Tool to retrieve the Moving Average Convergence/Divergence (MACD) for a stock ticker.

Get Market Holidays

Tool to retrieve upcoming market holidays and their corresponding open/close times.

Get Market Status

Tool to retrieve the current trading status across major exchanges and currency markets.

Get News

Tool to retrieve the most recent news articles for a specified ticker.

Get Options Contract Overview

Tool to retrieve comprehensive details about a specific options contract including contract type, exercise style, expiration date, strike price, and underlying ticker.

Get Options EMA

Tool to calculate Exponential Moving Average (EMA) technical indicator for an options ticker.

Get Options MACD

Tool to calculate Moving Average Convergence/Divergence (MACD) technical indicator for an options ticker.

Get Options RSI

Tool to calculate Relative Strength Index (RSI) technical indicator for an options ticker.

Get Options SMA

Tool to calculate Simple Moving Average (SMA) technical indicator for an options ticker.

Get Related Companies

Tool to retrieve tickers related to a given ticker based on similar business or market characteristics.

Get RSI

Tool to retrieve the Relative Strength Index (RSI) for a stock ticker.

Get Simple Moving Average

Tool to retrieve the Simple Moving Average (SMA) for any ticker (stocks, forex, crypto).

Get Splits

Tool to retrieve historical stock split events for a given ticker.

Get Stocks Custom Bars

Tool to retrieve aggregated historical OHLC and volume data for a stock over custom date ranges with configurable time windows.

Get Stocks Daily Market Summary

Tool to retrieve daily OHLC, volume, and VWAP data for all U.

Get Stocks Filings Risk Factors

Tool to retrieve risk factors identified in companies' 10K filings.

Get Stocks Filings Sections

Tool to retrieve raw text content from specific sections of SEC filings (10-K, 10-Q, etc.

Get Stocks Free Float

Tool to retrieve free float data for US-listed securities showing the most recent available number of shares available for public trading and the percentage of total shares outstanding.

Get Stocks Full Market Snapshot

Tool to retrieve a comprehensive snapshot of the entire U.

Get Stocks Income Statements

Tool to retrieve comprehensive income statement data including revenue, expenses, and net income from company SEC filings.

Get Stocks Previous Day Bar

Tool to retrieve the previous trading day's open, high, low, close (OHLC), and volume data for a stock ticker.

Get Stocks Risk Factor Taxonomies

Tool to retrieve the complete list of risk factor classifications used in the risk factors endpoint.

Get Stocks V1 Dividends

Tool to retrieve historical dividend payment records for US stocks with split-adjusted amounts and historical adjustment factors.

Get Short Interest Data

Tool to retrieve comprehensive FINRA short interest data that tracks the short selling metrics for securities on a specific settlement date.

Get Short Volume Data

Tool to retrieve short selling volume data for stock tickers.

Get Stocks V1 Splits

Tool to retrieve historical stock split and reverse split events for US equities with historical adjustment factors for price normalization.

Get Ticker Events

Tool to retrieve timeline of ticker change events such as symbol renaming or rebranding.

Get Ticker Overview

Tool to retrieve comprehensive details for a single ticker, including identifiers, industry, and branding assets.

Get Ticker Types

Tool to retrieve a list of all ticker types supported by Polygon.

Get Treasury Yields

Tool to retrieve daily market yields for US Treasury securities across standard maturities (1-month to 30-year).

List Exchanges

Tool to retrieve all exchanges supported by Polygon.

List Filing Files

Tool to retrieve files associated with an SEC filing by filing ID.

List SEC Filings

Tool to retrieve SEC filings from the Polygon.

List Options Contracts

Tool to list and filter options contracts by underlying ticker, type, expiration, strike, and more.

Last Quote for a Symbol

Tool to retrieve the last quote tick for a given stock symbol.

Last Trade for a Currency Pair

Tool to retrieve the last trade tick for a currency pair in the forex market.

SETUP GUIDE

Connect Polygon io MCP Tool with your Agent

1

Install Composio

typescript
npm install @composio/core ai @ai-sdk/openai @ai-sdk/mcp
Install the Composio SDK and Claude Agent SDK
2

Create Tool Router Session

typescript
import { Composio } from '@composio/core';

const composio = new Composio({ apiKey: 'your-api-key' });

console.log("Creating Tool Router session...");
const { mcp } = await composio.create('your-user-id');
console.log(`Tool Router session created: ${mcp.url}`);
Initialize the Composio client and create a Tool Router session
3

Connect to AI Agent

typescript
import { openai } from '@ai-sdk/openai';
import { experimental_createMCPClient as createMCPClient } from '@ai-sdk/mcp';
import { generateText, stepCountIs } from 'ai';

const client = await createMCPClient({
  transport: {
    type: 'http',
    url: mcp.url,
    headers: { 'x-api-key': 'your-composio-api-key' }
  }
});

const tools = await client.tools();

const { text } = await generateText({
  model: openai('gpt-4o'),
  tools,
  messages: [{ role: 'user', content: 'Get the latest news for AAPL' }],
  stopWhen: stepCountIs( 5 )
});

console.log(`Agent: ${text}`);
Use the MCP server with your AI agent
SETUP GUIDE

Connect Polygon io API Tool with your Agent

1

Install Composio

typescript
npm install @composio/openai
Install the Composio SDK
2

Initialize Composio and Create Tool Router Session

typescript
import OpenAI from 'openai';
import { Composio } from '@composio/core';
import { OpenAIResponsesProvider } from '@composio/openai';

const composio = new Composio({
  provider: new OpenAIResponsesProvider(),
});
const openai = new OpenAI({});
const session = await composio.create('your-user-id');
Import and initialize Composio client, then create a Tool Router session
3

Execute Polygon io Tools via Tool Router with Your Agent

typescript
const tools = session.tools;
const response = await openai.responses.create({
  model: 'gpt-4.1',
  tools: tools,
  input: [{
    role: 'user',
    content: 'Show me the daily summary for AAPL stock.'
  }],
});
const result = await composio.provider.handleToolCalls(
  'your-user-id',
  response.output
);
console.log(result);
Get tools from Tool Router session and execute Polygon io actions with your Agent

Why Use Composio?

AI Native Polygon io Integration

  • Supports both Polygon io MCP and direct API based integrations
  • Structured, LLM-friendly schemas for reliable tool execution
  • Rich coverage for reading, writing, and querying your Polygon io data

Managed Auth

  • Built-in API key management with secure storage
  • Central place to manage, scope, and revoke Polygon io access
  • Per user and per environment credentials instead of hard-coded keys

Agent Optimized Design

  • Tools are tuned using real error and success rates to improve reliability over time
  • Comprehensive execution logs so you always know what ran, when, and on whose behalf

Enterprise Grade Security

  • Fine-grained RBAC so you control which agents and users can access Polygon io
  • Scoped, least privilege access to Polygon io resources
  • Full audit trail of agent actions to support review and compliance
FAQ

Frequently asked questions

Yes, Polygon io requires you to configure your own API key credentials. Once set up, Composio handles secure credential storage and API request handling for you.

Yes! Composio's Tool Router enables agents to use multiple toolkits. Learn more.

Composio is SOC 2 and ISO 27001 compliant with all data encrypted in transit and at rest. Learn more.

Composio maintains and updates all toolkit integrations automatically, so your agents always work with the latest API versions.

Start with Polygon io.It takes 30 seconds.

Managed auth, hosted MCP servers, and every Polygon io tool your agent needs.Free to start.

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