get_chain_activity

Get multi-chain activity overview — fees, TVL, active addresses across L1s and L2s. FREE.

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

Low RISK CLASS

Category Read

Parameters 10 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-chain-activity.md

WHAT IT DOES

What get_chain_activity does on Crypto Intelligence

AI agents call get_chain_activity 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.

Parameter	Type	Required	Description
`chain`	string	—	Filter by chain name

Parameters from the server's own tool schema.

RISK

Why get_chain_activity is rated Low

This tool retrieves and queries blockchain analytics data (fees, TVL, active addresses) without creating, modifying, deleting, or executing operations. It is a pure read operation with no side effects. The low severity reflects that misuse cannot harm systems or data—only expose publicly available blockchain statistics.

From the tool's definition Tool description states 'Get multi-chain activity overview — fees, TVL, active addresses' with no mutation, execution, or financial transaction keywords. The FREE designation confirms no payment capability.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_chain_activity 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_chain_activity, this is the rule to start with:

get_chain_activity Allowed

get_chain_activity 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_chain_activity": {}
  }
}

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_chain_activity call is checked against it from then on.

FAQ

Questions about get_chain_activity

What does the get_chain_activity tool do? +

Get multi-chain activity overview — fees, TVL, active addresses across L1s and L2s. FREE. It is categorised as a Read tool in the Crypto Intelligence MCP Server, which means it retrieves data without modifying state.

What parameters does get_chain_activity accept? +

get_chain_activity accepts 1 parameter: chain. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on get_chain_activity? +

Register the Crypto Intelligence MCP server in PolicyLayer and add a rule for get_chain_activity: 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_chain_activity? +

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

Can I rate-limit get_chain_activity? +

Yes. Add a rate_limit block to the get_chain_activity 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_chain_activity completely? +

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

get_chain_activity 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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