get-block-number

Query the latest blockchain block number via Web3.py and JSON-RPC.

823|185|Updated Jan 30, 2022
One-click install
npx skills add https://github.com/tradingstrategy-ai/web3-ethereum-defi --skill get-block-number
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: get-block-number
Source: https://github.com/tradingstrategy-ai/web3-ethereum-defi/tree/main/.claude/skills/get-block-number
Command: npx skills add https://github.com/tradingstrategy-ai/web3-ethereum-defi --skill get-block-number

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Retrieve the latest block number from a blockchain using Web3.py and JSON-RPC environment variables, enabling real-time chain insights without manual RPC calls.

Core Features & Use Cases

  • Retrieve the current block height from configured chains via JSON_RPC_{CHAIN} and a multi-provider.
  • Works across Ethereum-compatible networks by leveraging Web3.py for consistent interaction.
  • Use cases include monitoring dashboards, on-chain data collection, and lightweight health checks for deployments.

Quick Start

Set JSON_RPC_{CHAIN} environment variable to your node URL and run the provided script to print the latest block number.

Frequently Asked Questions about get-block-number

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I get the latest block number using Web3.py and JSON-RPC?▼

To get the latest block number using Web3.py and JSON-RPC, configure the JSON_RPC_{CHAIN} environment variable with your node URL and execute the provided script to query the current blockchain block height.

What is the process to retrieve the current block height from Ethereum-compatible networks?▼

Retrieving the current block height from Ethereum-compatible networks involves setting a JSON_RPC_{CHAIN} environment variable to a node URL and using Web3.py multi-provider support to fetch the latest block number via JSON-RPC.

Can I use this approach to check blockchain health across multiple providers?▼

Yes, you can use this approach to check blockchain health across multiple providers because the script features multi-provider support and validates environment variables to ensure robust Web3 interactions for lightweight deployment checks.

Does fetching the block number require specific environment variable setup?▼

Fetching the block number requires specific environment variable setup where you must define JSON_RPC_{CHAIN} with your specific node URL to enable the Web3.py JSON-RPC endpoint connection for Ethereum-compatible networks.

Why do I need a JSON-RPC endpoint to monitor on-chain data?▼

You need a JSON-RPC endpoint to monitor on-chain data because it serves as the communication interface for Web3.py to interact with Ethereum-compatible nodes, enabling real-time chain insights without manual RPC calls.