Get rune deltas (changes in rune balances) for a specific Bitcoin address with pagination. Use this to analyze the history of rune token transfers for an address.
AI agents call address_rune_deltas_get to retrieve information from Satstream MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries blockchain data (rune balance changes) for a given address. It is a read-only operation that retrieves and analyzes historical information without creating, modifying, deleting, or executing any code. The pagination feature confirms it is a standard data retrieval operation. No irreversible changes, financial transactions, or external command execution are possible.
From the tool's definition Tool name contains 'get' and description states 'Get rune deltas...to analyze the history of rune token transfers' — purely retrieves historical data with no modifications or side effects.
Attacks that exploit this kind of access
Get rune deltas (changes in rune balances) for a specific Bitcoin address with pagination. Use this to analyze the history of rune token transfers for an address. It is categorised as a Read tool in the Satstream MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Satstream MCP Server MCP server in PolicyLayer and add a rule for address_rune_deltas_get: 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 Satstream MCP Server. Nothing to install.
address_rune_deltas_get 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 address_rune_deltas_get 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 address_rune_deltas_get. 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.
address_rune_deltas_get is provided by the Satstream MCP Server MCP server (satstream/ss-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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