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 Bridge 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 price levels drawn by Pine Script indicators without creating, modifying, executing arbitrary code, deleting data, or moving money. It is a passive data retrieval operation with no side effects, fitting the Read category.
From the tool's definition Tool description explicitly states 'Read horizontal price levels' and 'Returns deduplicated price levels'. The verb 'Read' and action of retrieving data with no modification capability indicate a query operation.
Documented attack patterns abuse exactly the kind of access data_get_pine_lines gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and TradingView MCP Bridge, and nothing reaches the server without passing your rules. This is the rule we recommend for data_get_pine_lines:
{
"version": "1",
"default": "deny",
"tools": {
"data_get_pine_lines": {}
}
}data_get_pine_lines is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
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 Bridge MCP Server, which means it retrieves data without modifying state.
Register the TradingView MCP Bridge 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 Bridge. 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 Bridge MCP server (tradesdontlie/tradingview-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 78 TradingView MCP Bridge tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
78 TradingView MCP Bridge tools catalogued and risk-classified — across an index of 42,500+ MCP servers.