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Append-only, signed, on-chain-verifiable agent action log — record and audit what agents did.
npx @getmcp/cli add io.github.nirholas/provenance-mcpRequires Node.js 18+. Community-contributed server. Review source before installing.
THREE_WS_TOKENBearer token authenticating every call — a three.ws API key (sk_live_…) or an OAuth access token. The ledger is owner-scoped: you can read and append actions only for agents your token owns. Required for all three tools. Treat like a password.
Config file: ~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"io.github.nirholas/provenance-mcp": {
"command": "npx",
"args": [
"-y",
"@three-ws/provenance-mcp"
],
"env": {
"THREE_WS_BASE": "https://three.ws",
"THREE_WS_TIMEOUT_MS": "20000",
"THREE_WS_TOKEN": "",
"THREE_WS_SIGNER_KEY": ""
}
}
}
}Remote MCP server for Tandem docs, install guides, SDKs, workflows, and agent setup help.
Ephemeral data sandbox for AI workflows with guardrails and security
MCP server for Anki flashcards: adaptive review, notes, media, and deck management via AnkiConnect.
Korean NLP MCP server: morphological analysis, tokenization, spell & grammar checking (Bareun)