yahoo-finance-mcp

MCP server · GitHub · ★ 364 · graded 2026-10-19Source linked

This is a Model Context Protocol (MCP) server that provides comprehensive financial data from Yahoo Finance. It allows you to retrieve detailed information about stocks, including historical prices, company information, financial statements, options data, and market news.

No outside reports on file

yahoo-finance-mcp is distributed via GitHub (Alex2Yang97/yahoo-finance-mcp); review its source code, dependencies, and requested permissions before use.

Based on public adoption and transparency signals as of Oct 19, 2026. Our opinion, not a code audit or security guarantee.

Was this verdict for Yahoo Finance MCP helpful?

What it can access

Local filesNo local folder access notedLOW
Command executionRuns shell or system commandsREVIEW
Network reachConnects to outside service APINOTED
CredentialsNo API token requiredLOW
Package sourceGitHub (Alex2Yang97/yahoo-finance-mcp)PUBLIC

Inferred from this listing’s public package details and description. Check the project’s source before installing.

Install

No npm or PyPI package is listed. Install from source: github.com/Alex2Yang97/yahoo-finance-mcp ↗

All setup options ↓

Check this skill Watch it in my stack Compare Add to allowlist README badge View project

About Yahoo Finance MCP

Yahoo Finance MCP is an MCP server focused on Developer tools and Data & databases: This is a Model Context Protocol (MCP) server that provides comprehensive financial data from Yahoo Finance. It allows you to retrieve detailed information about stocks, including historical prices, company information, financial statements, options data, and market news.

It is hosted on GitHub at Alex2Yang97/yahoo-finance-mcp (362 GitHub stars). Based on its public metadata, it operates with standard local or API scope without broad shell execution flags noted.

Setup

Check these steps against the project’s own instructions before running anything.

No standalone npm or PyPI package is listed for this MCP server. Clone and inspect the source repository directly:

bash

git clone https://github.com/Alex2Yang97/yahoo-finance-mcp.git

Review the README and source files in https://github.com/Alex2Yang97/yahoo-finance-mcp (opens external site) before running any setup commands.

Why this grade

CC — Moderate risk signals

Signal-based grade (2/7 points): public source code. This reflects adoption and transparency, not a code review.

Popularity and upkeep

29/100

GitHub stars: 364
Listing last refreshed: 2026-10-29

These are public popularity signals, not a maintenance check. Look at the repository’s commit history and open issues.

Security reports

No reports found for this package in our research (last checked 2026-10-29).

Check a specific version →

Risks to watch for

Dependency & version pinning: Distributed via GitHub (Alex2Yang97/yahoo-finance-mcp). Pin an exact release version or commit SHA rather than floating tags so upstream updates are reviewed first.

How to lower the risk

Least-privilege permissions

Give it access only to the specific folders, accounts or projects it needs, never your whole drive or admin account.
Use a separate, limited API key or login just for this tool so you can switch it off without affecting anything else.

Network isolation

Run it on a work computer or sandbox account, not one holding personal or company-sensitive data.
If your IT team can, limit which websites and services it is allowed to contact.

Monitoring

Check its activity history or logs weekly at first, and look at what it changed or sent.
Turn on alerts for new logins or unusual usage on any account it connects to.

Red flags to watch for

It asks for more access than its job requires, or prompts you to paste passwords.
It suddenly updates with new owners, or starts contacting unfamiliar websites.

Questions

How do I install Yahoo Finance MCP?

Yahoo Finance MCP does not publish a standalone npm or PyPI package. Clone or follow the setup instructions in its source repository at github.com/Alex2Yang97/yahoo-finance-mcp.

Are there security reports about Yahoo Finance MCP?

No reports found for this package in our research (last checked 2026-10-29). Yahoo Finance MCP currently holds Grade C (Moderate risk signals) based on public adoption and transparency signals. Key risk areas to watch include dependency & version pinning:.

Is Yahoo Finance MCP actively maintained?

Yahoo Finance MCP has 364 GitHub stars. Our directory data was last refreshed on 2026-10-29. Check recent commit activity, release tags, and open issues at github.com/Alex2Yang97/yahoo-finance-mcp before pinning it in production.

What are alternatives to Yahoo Finance MCP?

Compare Yahoo Finance MCP side by side with similar MCP servers in the Related tools section on this page, or browse all MCP servers on AgentArmorHQ.

Maintain or use Yahoo Finance MCP? Show its live grade in your GitHub README, docs site, or run a check from the terminal before you install.

AgentArmorHQ Risk Grade C for Yahoo Finance MCP

GitHub README Markdown:

markdown

[![AgentArmorHQ Risk Grade for Yahoo Finance MCP](https://agentarmorhq.com/api/badge/alex2yang97-yahoo-finance-mcp)](https://agentarmorhq.com/skills/alex2yang97-yahoo-finance-mcp)

HTML embed:

html

<a href="https://agentarmorhq.com/skills/alex2yang97-yahoo-finance-mcp"><img src="https://agentarmorhq.com/api/badge/alex2yang97-yahoo-finance-mcp" alt="AgentArmorHQ Risk Grade for Yahoo Finance MCP" height="20" /></a>

Terminal check:

terminal

curl -fsSL https://agentarmorhq.com/api/cli | node --input-type=module - check "alex2yang97-yahoo-finance-mcp"

Share with your security lead

Need sign-off to use yahoo-finance-mcp? Copy this note for Slack, a ticket or a pull request.

### AgentArmorHQ Security Review Memo: yahoo-finance-mcp
- **Listing URL:** https://agentarmorhq.com/skills/alex2yang97-yahoo-finance-mcp
- **Type:** App connector
- **Risk Grade:** Grade C (Moderate risk signals)
- **Outside Security Advisories on File:** 0
- **Public Adoption:** 364 GitHub stars

#### Permission & Blast-Radius Signals
- **Local files:** No local folder access noted
- **Command execution:** Runs shell or system commands
- **Network reach:** Connects to outside service API
- **Credentials:** No API token required
- **Package source:** GitHub (Alex2Yang97/yahoo-finance-mcp)

#### Recommended Hardened Setup
- **Source Repo:** https://github.com/Alex2Yang97/yahoo-finance-mcp
- **Controls:** Pin an exact version in `.mcp.json`, scope access to a single workspace folder, and use a least-privilege read-only token where supported.

_Based on public adoption and transparency signals as of Oct 19, 2026. Our opinion, not a code audit or security guarantee._

Key facts

Type: App connector
Publisher: Alex2Yang97
Source code: github.com/Alex2Yang97/yahoo-finance-mcp
Est. context load: ~600 tokens / turn (~3 tool schemas, 0.3% of 200k context)
Popularity: 364 GitHub stars
Last updated: 2026-10-29
Last graded: 2026-10-19

Community

Discussions for Yahoo Finance MCP

Ask questions or share configuration tips. Governed by our Community Rules & Terms.

No posts match this filter yet.

Be the first to ask a question or share a working tip.

Was this listing for Yahoo Finance MCP helpful?

Check before you install, in Claude

Your assistant answers Block, Review or No known issues for any package before it installs it.

Get this check inside Claude