Total 1465 LOC + 616 test LOC, 78/78 tests pass. - @keisei/mcp-server (25 tests) — Rust-CLI bridge via execa, stdio+HTTP, HMAC auth, kei() meta-tool - @keisei/telegram-adapter (16 tests) — grammy Bot, 7 tools - @keisei/recall-adapter (8 tests) — Zoom via Recall.ai, 5 tools - @keisei/grok-adapter (6 tests) — xAI OpenAI-compatible, 2 tools - @keisei/gmail-adapter (11 tests) — googleapis OAuth2, 6 tools (new — LBM gap) - @keisei/youtube-adapter (12 tests) — YouTube Data API v3, 5 tools (new — LBM gap) RULE 0.2 exception #4 (TS for MCP/API layer documented in _ts_packages/README.md). RULE 0.8 — env vars only (TELEGRAM_BOT_TOKEN, XAI_API_KEY, GMAIL_*, YOUTUBE_API_KEY). Strict TypeScript: strict + exactOptionalPropertyTypes + noUncheckedIndexedAccess. Genesis-scan clean (0 hits). |
||
|---|---|---|
| .. | ||
| packages | ||
| .gitignore | ||
| package-lock.json | ||
| package.json | ||
| README.md | ||
| tsconfig.base.json | ||
KeiSeiKit TypeScript Packages
v0.14.0 part B: MCP server layer + external-API adapters.
RULE 0.2 exception
TypeScript is chosen here under RULE 0.2 exception #4 (Browser/DOM adjacent) because:
- The official Model Context Protocol SDK is TypeScript-native; Rust MCP libraries are immature (as of 2026-04).
- The API adapters rely on JS-native SDKs with no Rust equivalents:
grammy(type-safe Telegram bot)googleapis(official Google API SDK for Gmail + YouTube)youtube-transcript(Tier-1 free transcript extractor)
- Async, JSON-heavy glue code is TypeScript's sweet spot.
Core primitives (signing, ledger, graph, memory, refactor, etc.) remain
Rust in ../_primitives/_rust/. This TS layer is a THIN wrapper: it
spawns the Rust CLIs as subprocesses and exposes them as MCP tools, plus
the six adapters above that have no Rust equivalent.
Layout
_ts_packages/
├── package.json npm workspace root
├── tsconfig.base.json strict TS 5.x
└── packages/
├── mcp-server/ @keisei/mcp-server
├── telegram-adapter/ @keisei/telegram-adapter
├── recall-adapter/ @keisei/recall-adapter (Zoom via Recall.ai)
├── grok-adapter/ @keisei/grok-adapter (xAI)
├── gmail-adapter/ @keisei/gmail-adapter
└── youtube-adapter/ @keisei/youtube-adapter
Install (for end users)
1. Install workspace deps
cd _ts_packages
npm install
npm run build
2. Link each package as a global CLI (optional)
npm i -g ./packages/mcp-server
npm i -g ./packages/telegram-adapter
# ... etc
Or install into a Claude agent directory:
npm i --prefix ~/.claude/agents/_ts_packages/packages/mcp-server \
./_ts_packages/packages/mcp-server
Environment variables (RULE 0.8 — secrets in ~/.claude/secrets/.env)
| Var | Package | Purpose |
|---|---|---|
TELEGRAM_BOT_TOKEN |
telegram-adapter | Bot API token |
RECALL_API_KEY |
recall-adapter | Recall.ai API key (Zoom meetings) |
XAI_API_KEY |
grok-adapter | xAI Grok API key |
GMAIL_CLIENT_ID |
gmail-adapter | Google OAuth2 client id |
GMAIL_CLIENT_SECRET |
gmail-adapter | Google OAuth2 client secret |
GMAIL_REFRESH_TOKEN |
gmail-adapter | Long-lived OAuth2 refresh token |
YOUTUBE_API_KEY |
youtube-adapter | YouTube Data API v3 key |
KEI_MCP_AUTH_TOKEN |
mcp-server | HMAC token for tool callers |
KEI_RUST_BIN_DIR |
mcp-server | Override directory holding Rust primitive CLIs |
All are read via process.env. Hardcoding tokens is forbidden (RULE 0.8).
MCP server integration
The @keisei/mcp-server exposes the Rust primitive CLIs as MCP tools. The
pattern is one Rust binary = one MCP tool, with the kei meta-tool on
top that routes natural-language queries via kei-router.
Stdio mode (for Claude Code native integration):
npx @keisei/mcp-server --stdio
HTTP mode:
npx @keisei/mcp-server --port 3000 --auth-token-file ~/.claude/mcp-token
Verification
npm install
npm run build --workspaces
npm run test --workspaces
All six packages compile under strict: true. Total new LOC: see commit.
Migration notes
- Zero impact on existing KeiSeiKit users unless they opt into the MCP
server (planned v0.14.1 installer flag
--enable-mcp). - The Rust primitives are unchanged; this layer only wraps them.
- Gmail and YouTube adapters are new (gaps in LBM).