Alternatives to AG2
8 Orchestration tools you could use instead. Each one shares a way to connect with AG2 and overlaps on what it does. Strongest match first.
Alternatives

magentic
APITurns LLM prompts into typed Python functions with decorators for structured output, function calling, and streaming…
Verifiedby Jack Collins · Orchestration · 4 skills · API KeyWhy Both offer API. In common: structured outputs, calling, python.

Mirascope
APICalls any frontier LLM through one Python or TypeScript interface with decorators for structured output, tools, agents…
Verifiedby Mirascope · Orchestration · 4 skills · API KeyWhy Both offer API. In common: structured outputs, calling, python.

Strands Agents
API · CLI · MCPBuilds production agent harnesses in Python or TypeScript with a model-driven agent loop, pluggable model providers…
VerifiedOfficialby AWS · Orchestration, Code & DevTools · 5 skills · No authWhy Both offer API. In common: structured outputs, multi-agent, python.

Baidu Qianfan
APIServes Baidu's ERNIE and third-party models through an OpenAI-compatible API and hosts an agent development platform…
VerifiedOfficialby Baidu · Language & Translation, Infrastructure & Ops · 5 skills · API KeyWhy Both offer API. In common: structured outputs, calling.

Microsoft Agent Framework
API · CLIBuilds and orchestrates multi-agent apps with a .NET and Python SDK. The successor unifying Semantic Kernel and AutoGen…
VerifiedOfficialby Microsoft · Orchestration · 3 skills · API KeyWhy Both offer API. In common: autogen, framework, multi-agent.

mcp-agent
API · MCPBuilds agents from MCP servers using composable workflow patterns from the Building Effective Agents playbook, handling…
Verifiedby LastMile AI · Orchestration · 3 skills · No authWhy Both offer API. In common: python framework.

HumanLayer
API · MCPGates autonomous agent tool calls behind human approval in Slack or email, so high-risk actions require a person to…
Verifiedby HumanLayer · Orchestration, Autonomous Agents · 3 skills · API KeyWhy Both offer API. In common: human, human-in-the-loop, python.

Spring AI Alibaba
API · MCPBuilds agentic, workflow and multi-agent applications in Java and Spring Boot on a graph runtime for stateful agents…
VerifiedOfficialby Alibaba · Orchestration, Code & DevTools · 5 skills · API KeyWhy Both offer API. In common: human-in-the-loop, context, multi-agent.