Get information about burn blocks (Bitcoin blocks)
AI agents call get_burn_block_info to retrieve information from Stacks AI 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 information about Bitcoin blocks on the Stacks Layer 2. It performs no write operations, does not execute transactions, does not delete data, and has no financial impact. The operation is a simple read/query of immutable historical blockchain data, posing minimal risk if called by an AI agent.
From the tool's definition Tool name 'get_burn_block_info' and description 'Get information about burn blocks (Bitcoin blocks)' indicates a retrieval operation that queries blockchain data without modifying or executing transactions.
Attacks that exploit this kind of access
Get information about burn blocks (Bitcoin blocks). It is categorised as a Read tool in the Stacks AI MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Stacks AI MCP Server MCP server in PolicyLayer and add a rule for get_burn_block_info: 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 Stacks AI MCP Server. Nothing to install.
get_burn_block_info 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_burn_block_info 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_burn_block_info. 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_burn_block_info is provided by the Stacks AI MCP Server MCP server (stack-ai-mcp/stacks-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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