Shashclaw

A self-hosted AI agent platform. Create agents, give them a system prompt, and chat with them using your own Anthropic API key — or try it with 5 free demo prompts.

Live Demo →  |  Deploy your own in minutes

---

What it does

• AI Agents — Create agents with custom system prompts and personalities
• Streaming chat — Token-by-token responses, no frozen UI
• Bring Your Own Key — Connect your Anthropic API key; your usage, your cost
• Demo tier — 5 free prompts on Claude Haiku, no signup required
• Audit logs — Every action logged with timestamps
• Scheduled tasks — CRUD interface for recurring agent tasks
• Service integrations — Slack, Discord, and webhook connections
• Single-user mode — Lock your instance to your email only

Stack

Layer	Tech
Frontend	React 19, Vite, Tailwind CSS, shadcn/ui
Backend	Express, tRPC, TypeScript
Database	Drizzle ORM → Neon PostgreSQL
Auth	Custom email token + JWT sessions
LLM	Anthropic API (direct, no proxy)
Deploy	Railway

Deploy your own

git clone https://github.com/TheDataContainers/shashclaw
cd shashclaw
pnpm install
pnpm db:push
pnpm dev

Required environment variables

DATABASE_URL=          # Neon PostgreSQL connection string
JWT_SECRET=            # Any long random string
ANTHROPIC_KEY=         # Your Anthropic API key (sk-ant-...)
NODE_ENV=production

Optional

SINGLE_USER_MODE=true  # Restrict to owner email only
OWNER_EMAIL=           # Your email (used with SINGLE_USER_MODE)
RESEND_API_KEY=        # Real magic link emails via Resend.com
RESEND_FROM_EMAIL=     # Sender address

User tiers

Tier	Access	Cost
Demo	5 prompts on Claude Haiku	Free (you pay)
BYOK	Unlimited with own Anthropic key	Their cost
Owner	Full access via ANTHROPIC_KEY env var	Your cost

Local development

pnpm dev        # Start frontend + backend with hot reload
pnpm build      # Production build
pnpm db:push    # Push schema changes to Neon
pnpm test       # Run tests
pnpm check      # TypeScript check

Architecture

client/          React 19 frontend (Vite)
server/
  _core/         Express setup, JWT auth, LLM client, SSE streaming
  routers.ts     All tRPC procedures
  db.ts          All database queries
  chatStream.ts  Streaming chat endpoint (POST /api/chat/stream)
  customAuth.ts  Email token auth + demo login + magic links
drizzle/
  schema.ts      13 database tables

License

MIT