# btc_get_utxo_details

Get detailed information about a specific UTXO including

Agent View of the PolicyLayer registry record for `btc_get_utxo_details`. HTML page: https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-get-utxo-details

## Facts

- Tool: `btc_get_utxo_details`
- Server: Bitcoin wallet MCP server (`markmhendrickson/mcp-server-bitcoin`) — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin.md
- Homepage: https://github.com/markmhendrickson/mcp-server-bitcoin
- Risk category: Read (Low risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "btc_get_utxo_details",
    "arguments": {}
  }
}
```

## Why btc_get_utxo_details is rated Low

This tool retrieves information about an unspent transaction output (UTXO) without performing any writes, deletions, fund transfers, or code execution. It is purely informational and has no side effects on the blockchain or wallet state. Even in the context of a financial system, read-only queries pose minimal risk compared to tools that can move funds or modify state.

From the tool's own definition: "Tool name 'btc_get_utxo_details' and description 'Get detailed information about a specific UTXO' indicate a query/retrieval operation with no modification capability."

## Use case

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

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Bitcoin wallet MCP server:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "btc_get_utxo_details": {}
  }
}
```

## Other tools on Bitcoin wallet MCP server (92)

- `btc_sign_message` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-sign-message.md
- `ledger_sign_stx_transaction` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ledger-sign-stx-transaction.md
- `stx_call_contract` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-call-contract.md
- `stx_sign_structured_message` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-sign-structured-message.md
- `stx_sign_transaction` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-sign-transaction.md
- `stx_sign_transactions` — Execute — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-sign-transactions.md
- `bns_register` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/bns-register.md
- `btc_combine_utxos` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-combine-utxos.md
- `btc_send_max` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-send-max.md
- `btc_send_transfer` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-send-transfer.md
- `btc_sign_batch_psbt` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-sign-batch-psbt.md
- `btc_wallet_send_transfer` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-wallet-send-transfer.md
- `ledger_sign_psbt` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ledger-sign-psbt.md
- `ord_create_repeat_inscriptions` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ord-create-repeat-inscriptions.md
- `ord_recover_bitcoin` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ord-recover-bitcoin.md
- `ord_send_inscriptions` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ord-send-inscriptions.md
- `ord_send_inscriptions_split` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/ord-send-inscriptions-split.md
- `sbtc_bridge_withdraw` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/sbtc-bridge-withdraw.md
- `stx_deploy_contract` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-deploy-contract.md
- `stx_revoke_delegation` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-revoke-delegation.md
- `stx_stack` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-stack.md
- `stx_transfer_sip10_ft` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-transfer-sip10-ft.md
- `stx_transfer_sip9_nft` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-transfer-sip9-nft.md
- `stx_transfer_stx` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/stx-transfer-stx.md
- `swap_execute` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/swap-execute.md
- `tx_cancel` — Financial — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/tx-cancel.md
- `bns_get_names` — Read — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/bns-get-names.md
- `bns_lookup` — Read — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/bns-lookup.md
- `btc_decode_psbt` — Read — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-decode-psbt.md
- `btc_estimate_fee` — Read — https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin/btc-estimate-fee.md
- …and 62 more: https://policylayer.com/tools/markmhendrickson-mcp-server-bitcoin.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=markmhendrickson-mcp-server-bitcoin · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/markmhendrickson-mcp-server-bitcoin