Read horizontal price levels drawn by Pine Script indicators (line.new). Returns deduplicated price levels per study. Use study_filter to target a specific indicator.
AI agents call data_get_pine_lines to retrieve information from TradingView MCP Jackson without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and queries existing data (price levels from indicators) without creating, modifying, deleting, or executing any operations. It is a pure read operation with no side effects or ability to alter state. The confidence is high because the description is clear and unambiguous about its read-only nature.
From the tool's definition Tool description explicitly states 'Read horizontal price levels' and 'Returns' data with no modification or side-effect language. The action is retrieval-only: querying price levels that were previously drawn by Pine Script indicators.
Attacks that exploit this kind of access
Read horizontal price levels drawn by Pine Script indicators (line.new). Returns deduplicated price levels per study. Use study_filter to target a specific indicator. It is categorised as a Read tool in the TradingView MCP Jackson MCP Server, which means it retrieves data without modifying state.
Register the TradingView MCP Jackson MCP server in PolicyLayer and add a rule for data_get_pine_lines: 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 TradingView MCP Jackson. Nothing to install.
data_get_pine_lines 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 data_get_pine_lines 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 data_get_pine_lines. 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.
data_get_pine_lines is provided by the TradingView MCP Jackson MCP server (nimit791/tradingview-mcp-jackson). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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