Everything an agent or developer needs to call ChiefLab.
Start with Quickstart if you've never used ChiefLab. Read For agents if you're an AI agent. Use npx @chieflab/cli init to plant repo instructions, or call the hosted MCP at https://api.chieflab.io/api/mcp from any HTTPS-capable runtime.
Start here
Quickstart
60-second install + first launch. Hosted MCP, direct HTTPS, or one-click Cursor.
The closed loop
4 calls, 1 approval. Deep dive on launch_product → approve → publish → measure.
Recovery contract
Recoverable failures return userMessage, recoveryTool, retryable, and hard stop rules.
For AI agents
Instruction text. When to use, hard safety rules, preferred first call.
Reference
MCP reference
JSON-RPC 2.0 / MCP 2024-11-05. Server-level instructions, all production tools, error codes.
llms.txt
Agent-readable instruction set. Stripe-style imperative directives.
.well-known/mcp.json
Programmatic discovery metadata. primaryTools array with useWhen clauses.
OpenAPI
REST surface for non-MCP runtimes.
Install
Cursor
One-click cursor:// deeplink + JSON config.
Claude Desktop / Claude Code
claude_desktop_config.json snippet.
Codex
OpenAI Codex MCP plugin install.
Direct HTTPS
Call https://api.chieflab.io/api/mcp directly. Live today.
CLI / SDK
npm: @chieflab/cli, @chieflab/mcp-server, @chieflab/sdk — all live.
Dashboard
86 MCP tools live · runs persisted · approval-gated · hi@chieflab.io