Get a price offer for a specific connection. Note: Prices are already included in connection search results, so this separate endpoint is not available with the mobile API.
AI agents call get_price_offer to retrieve information from Czech Railways (České dráhy) MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool queries pricing data for a train connection, which is a read-only operation with no side effects. It does not modify, delete, or execute any operations. The severity is low because price information retrieval poses minimal security risk—it cannot be exploited to cause financial transactions, data destruction, or unauthorized system access.
From the tool's definition Tool retrieves price information for a specific connection. The description explicitly states it 'Get[s] a price offer' without mentioning creation, modification, deletion, or execution of external operations.
Attacks that exploit this kind of access
Get a price offer for a specific connection. Note: Prices are already included in connection search results, so this separate endpoint is not available with the mobile API. It is categorised as a Read tool in the Czech Railways (České dráhy) MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Czech Railways (České dráhy) MCP Server MCP server in PolicyLayer and add a rule for get_price_offer: 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 Czech Railways (České dráhy) MCP Server. Nothing to install.
get_price_offer 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_offer 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_offer. 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_offer is provided by the Czech Railways (České dráhy) MCP Server MCP server (janprovaznik/cd-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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