yahoo-finance-mcp
MCP ServerFreeMCP server: yahoo-finance-mcp
Capabilities8 decomposed
real-time stock quote retrieval via mcp protocol
Medium confidenceFetches current stock prices, bid-ask spreads, and market data from Yahoo Finance API through the Model Context Protocol, enabling LLM agents to query live market data without direct API integration. Implements MCP tool schema binding to expose Yahoo Finance endpoints as callable functions that Claude or other MCP-compatible models can invoke with ticker symbols as parameters.
Exposes Yahoo Finance as an MCP tool, allowing LLM agents to call financial data retrieval as a native function without requiring the model to handle HTTP requests or API authentication directly. Uses MCP's standardized tool schema to abstract away API complexity.
Simpler integration than building custom REST API wrappers for each LLM framework — MCP standardization means one server works with Claude, any MCP-compatible model, and multiple agent frameworks without code duplication.
historical stock price data retrieval with date range filtering
Medium confidenceQueries Yahoo Finance historical price data (OHLCV: open, high, low, close, volume) for a given ticker and date range, returning time-series data suitable for technical analysis or backtesting. Implements date parameter validation and pagination to handle large datasets, exposing the data through MCP tool interface for agent-driven historical analysis workflows.
Integrates historical data retrieval as an MCP tool, allowing agents to autonomously fetch and analyze multi-year price histories without requiring manual data downloads or external data pipeline setup. Abstracts pagination and date validation logic within the MCP server.
Faster agent iteration than manual CSV imports or direct API calls — agents can request historical data inline during reasoning, enabling dynamic analysis without context switching to external tools.
company fundamentals and financial metrics lookup
Medium confidenceRetrieves company financial metrics (P/E ratio, market cap, dividend yield, earnings per share, debt-to-equity, etc.) from Yahoo Finance for fundamental analysis. Implements MCP tool binding to expose these metrics as queryable data, enabling agents to perform valuation comparisons and fundamental screening without manual data aggregation.
Exposes Yahoo Finance fundamentals as MCP tools, allowing agents to query financial metrics inline during analysis without requiring separate data sources or manual metric aggregation. Standardizes metric naming and format across the MCP interface.
More accessible than building custom SEC filing parsers or maintaining multiple financial data subscriptions — agents get standardized fundamental data through a single MCP interface.
multi-ticker batch data retrieval with mcp tool composition
Medium confidenceEnables agents to request data for multiple tickers in a single MCP tool invocation or through sequential calls with optimized batching. Implements parameter arrays or loop-friendly tool schemas to allow agents to analyze portfolios or compare multiple securities without individual API calls per ticker. Handles response aggregation and formatting for comparative analysis.
Implements batch-friendly MCP tool schemas that allow agents to request data for multiple tickers efficiently, reducing round-trip overhead compared to single-ticker tools. Aggregates responses in a format optimized for comparative analysis.
Reduces agent latency for portfolio analysis compared to sequential single-ticker calls — agents can analyze 10-stock portfolios in one tool invocation instead of 10 separate API calls.
mcp protocol server lifecycle and tool registration
Medium confidenceImplements the Model Context Protocol server specification, handling client connection negotiation, tool schema registration, and request routing. Manages the server process lifecycle (startup, shutdown, error handling) and exposes Yahoo Finance capabilities as standardized MCP tools with JSON schema definitions. Handles protocol versioning and capability advertisement to ensure compatibility with MCP clients.
Implements full MCP server lifecycle management, handling protocol negotiation, tool schema registration, and request routing according to the MCP specification. Abstracts away JSON-RPC complexity from tool developers.
Standardized MCP implementation means the server works with any MCP-compatible client without custom adapters — Claude Desktop, custom runners, and future MCP tools all connect to the same server without modification.
error handling and graceful api failure recovery
Medium confidenceImplements error handling for Yahoo Finance API failures (rate limits, timeouts, invalid tickers, network errors) with appropriate MCP error responses. Provides fallback strategies such as cached data, partial results, or clear error messages that agents can interpret and act upon. Distinguishes between transient errors (retry-able) and permanent failures (invalid ticker).
Implements MCP-compliant error responses that distinguish between transient API failures and permanent errors, allowing agents to make intelligent retry decisions. Provides structured error information that agents can parse and act upon.
Better agent resilience than naive API wrappers that crash on errors — agents receive clear error codes and can implement retry logic or fallback strategies without manual error parsing.
dividend and earnings data retrieval
Medium confidenceFetches dividend history, upcoming dividend dates, and earnings information from Yahoo Finance for a given ticker. Returns structured data including dividend per share, ex-dividend dates, earnings dates, and EPS estimates. Enables fundamental analysis and income-focused portfolio evaluation through Claude's reasoning capabilities.
Exposes dividend and earnings data as MCP tools, enabling Claude to incorporate fundamental factors into investment analysis without requiring separate financial data sources. Structures data to support both historical analysis and forward-looking decision-making.
More comprehensive than price-only analysis because it includes income and earnings factors; more accessible than building custom fundamental analysis tools because data is pre-fetched and structured.
stock split and corporate action tracking
Medium confidenceRetrieves information about stock splits, reverse splits, mergers, and other corporate actions from Yahoo Finance. Enables accurate historical price analysis by accounting for adjustments and helps Claude understand why historical prices may appear discontinuous. Integrates with historical price retrieval to provide context for price anomalies.
Provides corporate action history as a dedicated MCP tool, enabling Claude to automatically detect and explain price discontinuities in historical data. Integrates with historical price retrieval to provide context for analysis.
More transparent than pre-adjusted historical prices because it shows the actual corporate actions; more useful than ignoring splits because Claude can explain historical anomalies to users.
Capabilities are decomposed by AI analysis. Each maps to specific user intents and improves with match feedback.
Related Artifactssharing capabilities
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AkTools MCP Server for stock and crypto
MCP Server for stock and crypto. 提供股票、加密货币的数据查询和分析功能MCP服务器 ## 功能 - **股票搜索**: 根据公司名称、股票名称等关键词查找股票代码 - **股票信息**: 获取股票的详细信息，包括价格、市值等 - **历史价格**: 获取股票、加密货币历史价格数据，包含技术分析指标 - **相关新闻**: 获取股票、加密货币相关的最新新闻资讯 - **财务指标**: 支持A股和港股的财务报告关键指标查询
Financial Data
Access company financial statements, current and historical stock prices, crypto data, news, and SEC filings in one place. Track prices over custom ranges and intervals to power analysis and monitoring. Speed up research with quick retrieval of fundamentals, headlines, and filings.
yfinance-mcp-ai
MCP server: yfinance-mcp-ai
yahoo-finance-mcp
MCP server: yahoo-finance-mcp
Octagon
** - Deliver real-time investment research with extensive private and public market data.
Best For
- ✓AI agents and LLM applications needing live financial data
- ✓Teams building financial chatbots or investment analysis tools
- ✓Developers integrating Claude with real-time market information
- ✓Financial analysis agents that need historical context for decision-making
- ✓Backtesting frameworks integrated with LLM-driven strategy development
- ✓Educational tools teaching technical analysis with real market data
- ✓Fundamental analysis agents and investment research tools
- ✓Stock screening applications that filter by financial metrics
Known Limitations
- ⚠Dependent on Yahoo Finance API availability and rate limits (typically 2000 requests/hour per IP)
- ⚠Data latency matches Yahoo Finance backend (typically 15-20 minute delay for free tier)
- ⚠No built-in caching — repeated queries for same ticker incur repeated API calls
- ⚠Limited to securities available on Yahoo Finance (excludes some international exchanges)
- ⚠Historical data completeness depends on Yahoo Finance coverage (some delisted securities unavailable)
- ⚠Free tier may have rate limits on large historical queries (e.g., 10+ years of daily data)
Requirements
Input / Output
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MCP server: yahoo-finance-mcp
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