Get the CAIP-19 asset id. kind is one of slip44 /
AI agents call caip19 to retrieve information from Tenzro Ledger MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves cryptocurrency asset identifiers using the CAIP-19 standard. The verb 'Get' and the read-only nature of asset ID lookups place this firmly in the Read category. There are no side effects, state modifications, code execution, deletions, or financial operations. The blast radius is minimal—it only returns standardized asset identifiers used for reference purposes.
From the tool's definition Tool name 'caip19' and description 'Get the CAIP-19 asset id' indicate a retrieval operation that queries or returns asset identifier information without modifying state.
Attacks that exploit this kind of access
Get the CAIP-19 asset id. kind is one of slip44 /. It is categorised as a Read tool in the Tenzro Ledger MCP MCP Server, which means it retrieves data without modifying state.
Register the Tenzro Ledger MCP server in PolicyLayer and add a rule for caip19: 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 Tenzro Ledger MCP. Nothing to install.
caip19 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 caip19 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 caip19. 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.
caip19 is provided by the Tenzro Ledger MCP server (https://canton-mcp.tenzro.network/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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