yahoo_finance_ticker_news
Yahoo Finance ticker news. Returns Yahoo Finance news search results for a symbol.
This record as markdown: /tools/crawlora-mcp/yahoo-finance-ticker-news.md
What yahoo_finance_ticker_news does on Crawlora
AI agents call yahoo_finance_ticker_news to retrieve information from Crawlora without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
tab | string | — | News tab: news, all, or press_releases |
count | integer | — | News result count |
symbol | string | Yes | Yahoo Finance symbol such as AAPL |
Parameters from the server's own tool schema.
Why yahoo_finance_ticker_news is rated Low
This tool queries and retrieves news information from Yahoo Finance based on a ticker symbol. It is a search/fetch operation that reads publicly available financial news data without any side effects, state changes, or the ability to execute trades, modify accounts, or delete information. The most severe realistic misuse would be providing an AI agent with financial news context, which poses minimal risk.
From the tool's definition Tool description states it 'Returns Yahoo Finance news search results for a symbol' — a pure retrieval operation with no modification, deletion, execution, or financial transaction capability.
Attacks that exploit this kind of access
The rule that runs yahoo_finance_ticker_news safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Crawlora, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For yahoo_finance_ticker_news, this is the rule to start with:
yahoo_finance_ticker_news is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Crawlora, apply this rule, and every yahoo_finance_ticker_news call is checked against it from then on.
Questions about yahoo_finance_ticker_news
Yahoo Finance ticker news. Returns Yahoo Finance news search results for a symbol. It is categorised as a Read tool in the Crawlora MCP Server, which means it retrieves data without modifying state.
yahoo_finance_ticker_news accepts 3 parameters: tab, count, symbol. Required: symbol. The full parameter table on this page comes from the server's own tool schema.
Register the Crawlora MCP server in PolicyLayer and add a rule for yahoo_finance_ticker_news: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Crawlora. Nothing to install.
yahoo_finance_ticker_news is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the yahoo_finance_ticker_news rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for yahoo_finance_ticker_news. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
yahoo_finance_ticker_news is provided by the Crawlora MCP server (crawlora-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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