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

Prime Agent
APISelf-improving reinforcement-learned agent from Prime Intellect that refines its own policy across long-horizon tasks.
Verifiedby Prime Intellect · Research & Knowledge, Orchestration · API KeyWhy Both offer API. In common: reinforcement learning.

Harness²
CLIOptimizes an agent's harness (prompts, tools, memory, skills, subagents) on unseen tasks through recursive…
VerifiedOfficialby Google Research · Orchestration, Autonomous Agents · 4 skills · No authWhy Both offer CLI. In common: prompt optimization, framework.

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 and CLI. In common: microsoft, framework.

Griptape
API · CLIBuild agents, pipelines, and workflows in Python with explicit control over prompts, memory, and tool access…
Verifiedby Griptape · Orchestration · 3 skills · API KeyWhy Both offer API and CLI. In common: prompt, framework.

NVIDIA NeMo Agent Toolkit
API · CLI · MCPConnects, profiles, evaluates, and optimizes agent workflows across frameworks like LangChain, LlamaIndex, and CrewAI…
VerifiedOfficialby NVIDIA · Orchestration · 4 skills · No authWhy Both offer API and CLI. In common: prompt, framework.