once MCP server
Run a side effect exactly once under retries, redelivery, and concurrent workers.
Safety scan
?
not scanned yet
Adoption
Not measured yet
Usage numbers are collected on the next scan
Reviews
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If you have run it, two minutes of your experience saves the next person an afternoon.
once tools
No tool declarations could be read from the package source. They show once the server is installed.
Install directly
claude mcp add once-kernel -- uvx once-kernel
once: common questions
- Is once MCP server safe?
- Not known yet: the safety scan has not run. New listings are scanned within a few days.
- How do I install once?
- It runs on your machine. Copy the Claude Code, Claude Desktop or Cursor config from the install section.
- Does once need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is once maintained?
- The latest release is v0.2.1.