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Stratus

Developer ToolFebruary 21, 2026

A better TypeScript agent SDK for Azure OpenAI. Build multi-agent systems with tools, handoffs, guardrails, streaming, structured output, and more — zero dependencies.

TypeScript
Azure OpenAI
AI Agents
SDK
NPM Package
Zod
Streaming
Open Source

Key Features

  • Built for Azure with auto-endpoint detection and Entra ID auth
  • Chat Completions and Responses API through one interface
  • Multi-agent orchestration with handoffs and subagents
  • Client-side state with portable JSON session snapshots
  • Type-safe schemas with Zod for tools and structured output
  • Runtime guardrails and hooks for tool call control
  • Built-in tracing, cost tracking, and abort signals
  • Zero dependencies (only Zod as peer dep)