a2b_discover

Search on-chain agent and MCP tool records. Use

SERVERBitcoin SV MCP Server SOURCEb-open-io/bsv-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/b-open-io-bsv-mcp/a2b-discover.md

WHAT IT DOES

What a2b_discover does on Bitcoin SV MCP Server

AI agents call a2b_discover to retrieve information from Bitcoin SV MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why a2b_discover is rated Low

This tool performs a search/query operation on blockchain records, which is a read-only operation. It retrieves information about on-chain agents and MCP tools but does not create, modify, delete, or execute any actions. The search functionality is characteristic of Read category tools that query data without side effects.

From the tool's definition Tool name 'a2b_discover' with description stating 'Search on-chain agent and MCP tool records.' The verb 'search' indicates data retrieval without modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs a2b_discover safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Bitcoin SV MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For a2b_discover, this is the rule to start with:

a2b_discover Allowed

a2b_discover is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "a2b_discover": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Bitcoin SV MCP Server, apply this rule, and every a2b_discover call is checked against it from then on.

FAQ

Questions about a2b_discover

What does the a2b_discover tool do? +

Search on-chain agent and MCP tool records. Use. It is categorised as a Read tool in the Bitcoin SV MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on a2b_discover? +

Register the Bitcoin SV MCP Server MCP server in PolicyLayer and add a rule for a2b_discover: 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 Bitcoin SV MCP Server. Nothing to install.

What risk level is a2b_discover? +

a2b_discover is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit a2b_discover? +

Yes. Add a rate_limit block to the a2b_discover 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.

How do I block a2b_discover completely? +

Set action: deny in the PolicyLayer policy for a2b_discover. 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.

What MCP server provides a2b_discover? +

a2b_discover is provided by the Bitcoin SV MCP Server MCP server (b-open-io/bsv-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

More on Bitcoin SV MCP Server, and thousands of servers like it.

This server

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Across the catalogue

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