Relay.app
Relay.app is a proprietary cloud-hosted coding environment for AI-assisted coding, built by Relay.app (released 2023-01). Relay.app's verified model list is still being expanded, so this page emphasizes runtime shape, pricing, and comparable AI coding harnesses. Pricing: Free plan; Professional from $19/mo billed annually. It's a hosted environment accessed via browser, where teams can delegate implementation, preview changes, and move from prompt to pull request without managing local setup.
Overview
AI workflow automation platform for building agents and multi-step business workflows across hundreds of apps with natural-language setup and human approval steps.
Compare Relay.app side-by-side with other CLI, IDE, cloud, and framework agents on pricing, model coverage, and release cadence.
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Pricing and Provider Comparison
Hosted agents expose plan pricing. Bring-your-own-key agents pass the main cost through the model provider route you configure.
Featured Model Specs
Model Compatibility Matrix
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FAQ
What is Relay.app?
Relay.app is a proprietary cloud-hosted coding environment for AI-assisted coding, built by Relay.app (released 2023-01). It's a hosted environment accessed via browser, where teams can delegate implementation, preview changes, and move from prompt to pull request without managing local setup. It is primarily used for browser-based autonomous development and task delegation.
How much does Relay.app cost?
Relay.app costs Free plan; Professional from $19/mo billed annually.
Is Relay.app open source?
No, Relay.app is a proprietary cloud-hosted coding environment.
What are alternatives to Relay.app?
Alternatives include Claude Science, Copilot Cowork, and Claude Finance.
When was Relay.app released?
Relay.app was released in 2023-01.