get_btc_fee_market

Bitcoin fee market analytics: current mempool fee-tier expectations (1/3/6/12/24/144 block confirmation) combined with historical fee percentiles over last N blocks (10th/25th/50th. $0.10

SERVERCrypto Intelligence SOURCEhttps://api.carbon-cashmere.de/mcp/sse

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade D, identity unverified Pull the record →

This record as markdown: /tools/de-carbon-cashmere-api-crypto-intelligence/get-btc-fee-market.md

WHAT IT DOES

What get_btc_fee_market does on Crypto Intelligence

AI agents call get_btc_fee_market to retrieve information from Crypto Intelligence without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_btc_fee_market is rated Low

This tool queries and returns analytical data about Bitcoin transaction fees and mempool conditions. It performs no writes, executions, deletions, or financial transactions—only retrieves and aggregates publicly available blockchain statistics for informational purposes. The 'get_' prefix and analytical nature confirm it is a Read operation.

From the tool's definition Tool name 'get_btc_fee_market' and description 'Bitcoin fee market analytics: current mempool fee-tier expectations...

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_btc_fee_market safely

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

get_btc_fee_market Allowed

get_btc_fee_market 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": {
    "get_btc_fee_market": {}
  }
}

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

The button opens the PolicyLayer dashboard: create your workspace, connect Crypto Intelligence, apply this rule, and every get_btc_fee_market call is checked against it from then on.

FAQ

Questions about get_btc_fee_market

What does the get_btc_fee_market tool do? +

Bitcoin fee market analytics: current mempool fee-tier expectations (1/3/6/12/24/144 block confirmation) combined with historical fee percentiles over last N blocks (10th/25th/50th. $0.10. It is categorised as a Read tool in the Crypto Intelligence MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_btc_fee_market? +

Register the Crypto Intelligence MCP server in PolicyLayer and add a rule for get_btc_fee_market: 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 Crypto Intelligence. Nothing to install.

What risk level is get_btc_fee_market? +

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

Can I rate-limit get_btc_fee_market? +

Yes. Add a rate_limit block to the get_btc_fee_market 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 get_btc_fee_market completely? +

Set action: deny in the PolicyLayer policy for get_btc_fee_market. 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 get_btc_fee_market? +

get_btc_fee_market is provided by the Crypto Intelligence MCP server (https://api.carbon-cashmere.de/mcp/sse). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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