once MCP Server

io.github.aurumflux20/once-kernel

What is the once MCP server?

Run a side effect exactly once under retries, redelivery, and concurrent workers.

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "once-kernel": {
      "command": "uvx",
      "args": [
        "once-kernel"
      ]
    }
  }
}

Active

Stops agents double-charging across processes: exactly one execution, confirmed by the provider.

Python

Active

Stops agents double-firing side effects: 1,000 racing duplicates, exactly one execution.

Rust

MIT

Active

The x402 agent market on Base: sellers, prices, on-chain payments, operators, buyers. Dated.

HTML

MIT

Maintained

Give your AI agent a soundboard with millions of meme sounds from myinstants.com.

JavaScript

Maintained

Give your AI agent access to millions of meme sounds from myinstants.com—a full soundboard with zero config.

JavaScript

Active

Quant research, backtesting, marketplace subscriptions, editable forks, copy trading, and execution.

TypeScript

MIT