wallet_relinquishOutput
Removes an output from a basket without spending it.
This record as markdown: /tools/b-open-io-bsv-mcp/wallet-relinquishoutput.md
What wallet_relinquishOutput does on Bitcoin SV MCP Server
AI agents call wallet_relinquishOutput to permanently remove resources in Bitcoin SV MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why wallet_relinquishOutput is rated Critical
Removing an output from a basket is a destructive, irreversible action — the association between the UTXO and the basket is permanently severed. This cannot be undone without re-adding the output, and misuse could cause loss of access to funds or NFTs tracked in that basket, making it high severity.
From the tool's definition Removes an output from a basket without spending it
Attacks that exploit this kind of access
The rule that runs wallet_relinquishOutput 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 wallet_relinquishOutput, this is the rule to start with:
wallet_relinquishOutput is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Bitcoin SV MCP Server, apply this rule, and every wallet_relinquishOutput call is checked against it from then on.
Questions about wallet_relinquishOutput
Removes an output from a basket without spending it. It is categorised as a Destructive tool in the Bitcoin SV MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Bitcoin SV MCP Server MCP server in PolicyLayer and add a rule for wallet_relinquishOutput: 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.
wallet_relinquishOutput is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the wallet_relinquishOutput 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 wallet_relinquishOutput. 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.
wallet_relinquishOutput 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.
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