Relay.app
Free tierThe AI automation platform you'll love to use — describe what you want, and Relay.app builds it.
Free tier available·All audiences·API available
Key strengths
Chat-first AI workflow builder powered by Opus 4.8200+ app integrations with deep, fine-grained access controlHuman-in-the-loop approval and review stepsAdvanced primitives: dynamic waiting, branch merging, portable rich textMCP server creation to expose custom tools to AI apps like ChatGPT and Claude
Free tier + paid plans
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- Webhook-driven integrations: Accept inbound HTTP requests to trigger complex multi-step workflows with branching logic and data transformations.
- MCP server creation: Expose internal workflow logic as callable tools consumable by ChatGPT, Claude, or ElevenLabs via the Model Context Protocol.
- Multi-branch workflow orchestration: Build workflows with conditional paths, branch merging, and loops to handle complex business logic without code.
- Scheduled data pipelines: Run recurring workflows to aggregate, transform, and push data between apps on cron-like schedules.
- Reusable Sequences: Package common automation sub-processes (e.g., CRM enrichment, lead routing) as team-wide Sequences callable inside any workflow.
- Table-backed stateful automations: Use Relay.app Tables as a persistent data layer that workflows read and update, enabling stateful, multi-run process tracking.