arbos_version

Retrieve the ArbOS version for any Arbitrum chain using the provided RPC URL or chain name. Ideal for identifying the software version on networks like Xai, Arbitrum One, or Nova.

Instructions

Get the ArbOS version number for any Arbitrum chain. Use this for questions like 'what ArbOS version is Xai running?', 'ArbOS version of Arbitrum One', 'what version of ArbOS', or 'check ArbOS version'. Supports chain names like 'Xai', 'Arbitrum One', 'Nova', etc.

Input Schema

Name	Required	Description	Default
`chainName`	No	Chain name (e.g., 'Xai', 'Arbitrum One', 'Nova') - will auto-resolve to RPC URL
`rpcUrl`	No	The RPC URL of the Arbitrum node (optional if default is set)

Input Schema (JSON Schema)

{
  "properties": {
    "chainName": {
      "description": "Chain name (e.g., 'Xai', 'Arbitrum One', 'Nova') - will auto-resolve to RPC URL",
      "type": "string"
    },
    "rpcUrl": {
      "description": "The RPC URL of the Arbitrum node (optional if default is set)",
      "type": "string"
    }
  },
  "required": [],
  "type": "object"
}

Arbitrum MCP Server

arbos_version

Instructions

Input Schema

Input Schema (JSON Schema)

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MCP directory API