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Wealthnow opens its market data to developers and AI agents with REST and MCP

More than 300 REST endpoints across 21 data products, plus an MCP server that lets AI agents register Wealthnow as a tool source.

UNITED STATES, September 24, 2026. Wealthnow today announced availability of its developer platform, which brings Wealthnow market data and analytics to software developers and AI agents.

The short version

  • Wealthnow opened its market data and analytics to developers and AI agents.
  • The REST API offers more than 300 endpoints across 21 data products behind one key.
  • An MCP server at mcp.wealthnow.io/mcp, listed as io.wealthnow/mcp, works over Streamable HTTP.
  • The public API provides market data and analytics only. It does not place orders.
  • There is a free tier with no card. Paid plans are at wealthnow.io/api/pricing.

What developers get: a market data API with 21 data products

The REST API brings Wealthnow market data and analytics into a developer's own product with a single key and no seats. One key covers every product a plan includes.

Coverage

The data products span:

  • Prices, bars and live streams
  • Fundamentals and metrics
  • SEC filings, news and sentiment scores
  • Macro, rates and FX
  • Crypto and intraday tape
  • Options flow, dealer positioning and volatility
  • Credit, transcripts and corporate events
  • Insider, institutional and congressional trades
  • Private markets: company, deal and investor data through the same endpoints and schema as public data
  • Alternative data and social sentiment

History and freshness

Over 30 years of point-in-time data is available across prices, fundamentals, filings and macro series. Data is real-time where licensed, and stock and crypto snapshots return the time of their last trade, so an agent can tell a fresh price from an old one.

Format

Responses are clean, documented JSON with stable schemas, so agents and pipelines can parse every field reliably.

The Wealthnow MCP server for markets

The Model Context Protocol (MCP) is an open standard for connecting AI applications to external tools and data. A markets MCP server is the layer that gives a general model live tools instead of a stale prompt.

How it works

The Wealthnow MCP server at mcp.wealthnow.io/mcp is listed as io.wealthnow/mcp. Compatible AI agents register Wealthnow as a tool source over Streamable HTTP. Every endpoint except the live streams becomes a callable tool in Claude, ChatGPT, Cursor or any other MCP client.

Why tools beat a bigger prompt

A prompt is a snapshot, and prices move by the second. A tool call fetches data at the moment of the question, and every figure has a provenance that can be inspected.

How to get started

  1. Create a free developer account. The free tier needs no card.
  2. Mint an API key from the dashboard.
  3. Call the REST API with the key sent as a bearer token, or point your MCP client at https://mcp.wealthnow.io/mcp.
  4. Read the documentation at app.wealthnow.io/docs, including the MCP and SDK guide.
  5. Choose a plan at wealthnow.io/api/pricing when you outgrow the free tier.

What the Wealthnow API does not do

The limits are deliberate.

  • It does not place orders or touch any user's brokerage account.
  • It is not investment advice. The API returns market data and analytics for software developers.
  • It does not hold money or securities.

Who it is for

The API is for developers building financial products, research tools and dashboards, and for anyone wiring an AI agent to market data. The MCP server is for people who want Claude, ChatGPT, Cursor or VS Code to answer market questions with live tools.

Availability and pricing

The REST API and MCP server are available now. Every call draws credits from one monthly wallet, and the free tier includes a monthly credit grant with no card. Paid plans are described at wealthnow.io/api/pricing. Annual billing is two months free compared with paying monthly, and Enterprise is custom.

How the API relates to the Wealthnow app

Wealthnow is the AI for investing for individuals: one agent connected to their accounts, where Wealthnow finds and proposes and the user approves every move. The developer platform is a separate product that exposes market data and analytics. It does not connect to any user's accounts.

Regulatory status

Wealthnow is not currently registered as an investment adviser with the SEC or any state and is not a broker-dealer or a custodian.

Frequently asked questions

What is the Wealthnow MCP server address?

The MCP server is at https://mcp.wealthnow.io/mcp and is listed as io.wealthnow/mcp. It uses Streamable HTTP.

Which AI clients can use the Wealthnow MCP server?

Claude, ChatGPT, Cursor, VS Code and any other MCP client. Every endpoint except the live streams becomes a callable tool.

How many endpoints does the Wealthnow API have?

More than 300 REST endpoints across 21 data products.

Can the Wealthnow API place trades?

No. The public API provides market data and analytics only. It does not place orders.

How do I authenticate?

Mint a key from the dashboard and send it as a bearer token. The free tier needs no card.

Is the data real-time?

Real-time where licensed. Stock and crypto snapshots return the time of their last trade.

How much history is available?

Over 30 years of point-in-time data across prices, fundamentals, filings and macro series.

Is there a free tier?

Yes. The free tier includes monthly credits with no card. Paid plans are at wealthnow.io/api/pricing.

Is the Wealthnow API investment advice?

No. It returns market data and analytics for software developers.

About Wealthnow

Wealthnow is the AI for investing: one agent connected to your accounts, from brokerages to banks to wallets. It reads your whole financial picture, finds the moves single-app views miss, and proposes them in plain English. Wealthnow finds and proposes; you approve every move. Wealthnow is non-custodial: your assets stay at your own financial institutions. Wealthnow is operated by Tengu LLC, a Delaware company, and is based in the United States. Learn more at wealthnow.io.

Media contact

Wealthnow press team
hello@wealthnow.io

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