How to Use the Blocknative (Ethereum Mempool API) MCP in VS Code Copilot

Q: How do I share the Blocknative (Ethereum Mempool API) configuration in VS Code Copilot?

You commit the MCP server details to your repository's .vscode/mcp.json file. Any team member using VS Code Copilot can then use the getgasprices tool automatically.

Q: Does the Blocknative (Ethereum Mempool API) require a premium VS Code Copilot subscription?

No, it works with any standard VS Code Copilot setup. The getgasprices tool connects via the local MCP configuration, regardless of your enterprise plan tier.

Q: Can I query testnet gas prices with this server?

The getgasprices tool focuses on Ethereum mainnet mempool data provided by Blocknative. It is designed to provide highly accurate, mainnet-specific gas estimations.

Share real-time Blocknative gas metrics across your team inside VS Code Copilot for consistent Ethereum deployments.

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Connect Blocknative (Ethereum Mempool API) MCP to VS Code Copilot

Create your Vinkius account to connect Blocknative (Ethereum Mempool API) to VS Code Copilot and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup Blocknative (Ethereum Mempool API) with VS Code Copilot

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Team-Wide Gas Metrics in VS Code Copilot

The `get_gas_prices` tool integrates directly with your shared MCP configuration file. Every developer on your team instantly gains access to Blocknative's live mempool data feed. When drafting smart contracts, Copilot Chat uses these shared parameters to suggest accurate gas limits. This ensures your entire engineering team uses the same gas pricing source.

Validate Gas Budgets Before CI/CD Runs

The `get_gas_prices` tool verifies if network conditions are favorable for automated deployments. Your VS Code Copilot agent checks the mempool before suggesting script executions. By integrating this MCP server into your local development flow, you avoid running costly migrations during high-congestion periods. The agent keeps you informed of sudden spikes in gwei.

Draft Precise EIP-1559 Payloads

The `get_gas_prices` tool returns detailed EIP-1559 parameters including base fee and max priority fee. Copilot reads these exact numbers to draft compliant transaction structures. You no longer rely on generic gas estimations that lead to overpayment or dropped transactions. The server provides the exact parameters needed for rapid block inclusion.

Setup guide

Set up Blocknative (Ethereum Mempool API) MCP in VS Code Copilot

Prerequisites

VS Code 1.99 or later with GitHub Copilot extension
Active Vinkius subscription with a valid endpoint token

1

Open MCP configuration

Open the Command Palette (Cmd+Shift+P / Ctrl+Shift+P) and run "MCP: Add Server". Select HTTP (Streamable) as the server type. VS Code will create .vscode/mcp.json in your workspace.
2

Add the Blocknative (Ethereum Mempool API) MCP

Paste the JSON snippet shown on the right into your .vscode/mcp.json. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Switch to Agent mode

Open Copilot Chat (Cmd+Shift+I / Ctrl+Shift+I) and switch to Agent mode using the dropdown. MCP tools are only available in Agent mode — they do not appear in Edit or Ask modes.
4

Verify the connection

In the Copilot Chat input, type # to list available tools. You should see the Blocknative (Ethereum Mempool API) tools listed. Try asking: "List my recent Blocknative (Ethereum Mempool API) transactions" and Copilot will invoke them automatically.

.vscode/mcp.json

{
  "mcpServers": {
    "blocknative-ethereum-mempool-api-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

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Common questions about Blocknative (Ethereum Mempool API) MCP in VS Code Copilot

You commit the MCP server details to your repository's `.vscode/mcp.json` file. Any team member using VS Code Copilot can then use the `get_gas_prices` tool automatically.

No, it works with any standard VS Code Copilot setup. The `get_gas_prices` tool connects via the local MCP configuration, regardless of your enterprise plan tier.

When you ask Copilot to write a transaction script, it queries the `get_gas_prices` tool to insert real-time gas parameters. This replaces hardcoded gas estimates with current mempool realities.

The `get_gas_prices` tool focuses on Ethereum mainnet mempool data provided by Blocknative. It is designed to provide highly accurate, mainnet-specific gas estimations.

Yes, this MCP server only transmits gas estimation requests and your Blocknative API token. Your proprietary Solidity code and VS Code workspace files are kept strictly local and never sent to Blocknative.

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