Installation

The @stwd/sdk package provides a typed client for the Steward API with zero dependencies.

Install

npm install @stwd/sdk

pnpm add @stwd/sdk

yarn add @stwd/sdk

bun add @stwd/sdk

Requirements

Runtime: Node.js 18+, Bun 1.0+, Deno, or any environment with fetch()
TypeScript: 5.0+ (optional but recommended)
Dependencies: None — zero external dependencies

Quick Setup

import { StewardClient } from "@stwd/sdk";

// Tenant-level client (for management operations)
const steward = new StewardClient({
  baseUrl: "http://localhost:3200",
  apiKey: "stwd_your_tenant_api_key",
});

// Agent-level client (for signing operations)
const agentClient = new StewardClient({
  baseUrl: "http://localhost:3200",
  bearerToken: process.env.STEWARD_AGENT_TOKEN,
});

Package Contents

The SDK exports:

Export	Description
`StewardClient`	Main API client class
`StewardApiError`	Typed error class with status code and response data
Types	Full TypeScript types for all request/response shapes

import {
  StewardClient,
  StewardApiError,
  type StewardClientConfig,
  type SignTransactionInput,
  type SignTypedDataInput,
  type SignSolanaTransactionInput,
  type PolicyRule,
  type AgentIdentity,
} from "@stwd/sdk";

Environment Variables

Common environment variables used with the SDK:

STEWARD_API_URL=http://localhost:3200    # API base URL
STEWARD_API_KEY=stwd_your_tenant_key       # Tenant API key
STEWARD_AGENT_TOKEN=stwd_jwt_...           # Agent JWT token
STEWARD_AGENT_ID=my-agent                  # Agent identifier
STEWARD_PROXY_URL=http://steward-proxy:8080 # Proxy URL (for containers)

Published Packages

Package	Version	Description
`@stwd/sdk`	0.3.0	TypeScript SDK client
`@stwd/eliza-plugin`	0.2.0	ElizaOS integration plugin

Next Steps

StewardClient Reference — Full API reference
Quickstart — Get started in 5 minutes
ElizaOS Plugin — Drop-in ElizaOS integration