Get Block Number
Retrieves the block height at a specific timestamp, crucial for accurate order book analysis and strategy execution.
Install on your platform
We auto-selected Claude Code based on this skill’s supported platforms.
Run in terminal (recommended)
claude mcp add get-block-number npx -- -y @trustedskills/get-block-number
Or manually add to ~/.claude/settings.json
{
"mcpServers": {
"get-block-number": {
"command": "npx",
"args": [
"-y",
"@trustedskills/get-block-number"
]
}
}
}Requires Claude Code (claude CLI). Run claude --version to verify your install.
About This Skill
What it does
This skill retrieves the current block number from an Ethereum node, providing a precise timestamp for on-chain events. It serves as a foundational query for synchronizing AI agent actions with the latest state of the blockchain.
When to use it
- Timestamping Transactions: Verify exactly when a smart contract interaction occurred relative to network consensus.
- Synchronization Checks: Ensure your agent's local data matches the live chain before executing trades or strategies.
- Event Filtering: Determine the starting block for scanning historical logs or filtering specific transaction ranges.
- Gas Optimization: Assess current network congestion levels by correlating block height with gas prices over time.
Key capabilities
- Queries Ethereum nodes directly for the latest finalized block height.
- Returns a raw integer representing the current chain state.
- Integrates seamlessly with other web3-ethereum-defi skills to build complex DeFi workflows.
Example prompts
- "What is the current Ethereum block number?"
- "Get the latest block height from the mainnet and compare it to my last trade."
- "Retrieve the block number so I can filter logs starting from this point."
Tips & gotchas
- Latency Awareness: Block numbers update every ~12 seconds; do not use this for millisecond-precision timing.
- Finality vs. Head: This typically returns the head of the chain; ensure your logic accounts for potential reorgs if relying on absolute finality.
Tags
TrustedSkills Verification
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Security Audits
| Gen Agent Trust Hub | Pass |
| Socket | Pass |
| Snyk | Pass |
🌐 Community
Passed automated security scans.