Get historical Pyth Network price updates at or after a specific timestamp
AI agents call get_price_updates_at_time to retrieve information from Pyth Network MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical price data from the Pyth Network oracle at a specified timestamp. It performs a read-only query operation with no side effects, no code execution, no data modification, and no financial transactions. The worst-case misuse (e.g., an agent repeatedly querying historical data) causes only informational disclosure or minor resource consumption, not security breaches or irreversible harm.
From the tool's definition Tool name 'get_price_updates_at_time' and description 'Get historical Pyth Network price updates at or after a specific timestamp' indicate retrieval of historical data with no modification, deletion, or execution of code.
Attacks that exploit this kind of access
Get historical Pyth Network price updates at or after a specific timestamp. It is categorised as a Read tool in the Pyth Network MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Pyth Network MCP Server MCP server in PolicyLayer and add a rule for get_price_updates_at_time: 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 Pyth Network MCP Server. Nothing to install.
get_price_updates_at_time 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 get_price_updates_at_time 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 get_price_updates_at_time. 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.
get_price_updates_at_time is provided by the Pyth Network MCP Server MCP server (itsomsarraf/pyth-network-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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