n8n
./AutomateOpen-source workflow automation with a public API, webhook triggers, and MCP nodes
MCPOpenAPIllms.txt
$ protocol support
$ payment protocols
none documented — this service is not reachable over an agent payment protocol
$ agent access
authAPI Key
onboardingFull — agent can self-onboard
tosExplicitly welcomes bots
webhooksYes
free tierYes
billingsubscription
#automation#workflows#open-source#self-hosted#mcp
https://n8n.io
// last verified 8/26/2026
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