Updated April 2026

Best Multi-Agent Framework for TypeScript

TypeScript stacks have a narrower but high-quality field: LangGraph.js, OpenAI Agents SDK (TypeScript), and the Anthropic Claude Agent SDK all ship first-class TS support. LlamaIndex and Pydantic AI also have TS variants but trail in feature parity. Pure TS shops with compliance-grade observability should focus on the first three.

Constraint: TypeScript + compliance-grade observability narrows to LangGraph.js, OpenAI Agents SDK, or Anthropic Claude SDK only.

Top picks for TypeScript

  1. #1
    LangGraph

    ×1.0 overhead

  2. #2
    OpenAI Agents SDK

    ×1.1 overhead

  3. #3
    Anthropic Claude Agent SDK

    ×1.1 overhead

Starter scaffolds

Buzzi ships TypeScript starter scaffolds for the top picks above. Run the wizard to download a 2-agent hello-world ZIP customised to your task pattern.

Run the selector

FAQ

  1. Which multi-agent framework is best for TypeScript?

    TypeScript + compliance-grade observability narrows to LangGraph.js, OpenAI Agents SDK, or Anthropic Claude SDK only. The wizard ranks every viable option for your specific workload.

  2. Can I switch frameworks after starting in TypeScript?

    Yes, but the cost is real — most agent code couples to its framework's primitives. Pick once, deliberately.

  3. Does TypeScript performance differ across frameworks?

    Marginally. Token costs dominate runtime; framework-level overhead is a small fraction of total cost in most workloads.

  4. Are the recommendations for TypeScript the same as Python?

    No — language-specific constraints can rule frameworks out entirely. See the constraints note above.