Open-source LLM app & AI-agent builder — visual workflows, RAG pipelines and tool-calling agents.

Open-source workflow automation with first-class AI agent nodes — self-host or use cloud.
Human-in-the-loop workflow agents that connect 100+ apps with approvals.
| Spec | n8n Agents | Relay Agents |
|---|---|---|
| Agent Rank | 87 / 100 (S) | 73 / 100 (A) |
| Autonomy | Semi-autonomous | Semi-autonomous |
| Pricing | Free · OSS | Freemium · from $18 |
| Open source | Yes | No |
| Capabilities | Tool use, Memory, Multi-agent | Tool use, Memory |
| Integrations | 6 apps | 4 apps |
| Verified | Verified | Verified |
| Released | Feb 2025 | Mar 2025 |
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
Auto-computed from autonomy, capabilities, integrations, pricing, maturity and editorial verification. Updated every deploy. How is this computed?
Pick n8n Agents if cost is the main constraint or if auditability or self-hosting matters.
Try n8n Agents →Pick Relay Agents if its specific capabilities (Tool use, Memory) match what you need.
Try Relay Agents →Affiliate links. We may earn a commission at no extra cost to you.
Pick n8n Agents if cost is the main constraint or if auditability or self-hosting matters. Pick Relay Agents if its specific capabilities (Tool use, Memory) match what you need. Most working teams running both can use n8n Agents for primary work and Relay Agents for the workflows where its specific strengths matter.
n8n Agents starts at Free · OSS; Relay Agents starts at Freemium · from $18. n8n Agents is the cheaper entry option. For team deployments the TCO can differ — use the AI Agent Rank TCO calculator for your specific volume.
Both n8n Agents and Relay Agents are Semi-autonomous agents — neither has a meaningful autonomy advantage over the other. The decision should hinge on capabilities and pricing instead.
Adjacent agents in the same category with overlapping capabilities — worth a side-by-side glance before you commit.
Open-source LLM app & AI-agent builder — visual workflows, RAG pipelines and tool-calling agents.

Build durable agents that act on your internal data — open framework.
Visual workflow automation with AI agents — drag-and-drop scenarios across 2,000+ apps.