Reliable model access
Every model.
One reliable API.
Access leading models across providers through a single API. OpenUI Cloud handles fallbacks when a model or provider becomes unavailable.
Read docsOne API for models, fallbacks, validation, rendering, and observability.
OpenUI CloudAPI for running OpenUI in Production
One API for models, fallbacks, validation, rendering, and observability.
Powering AI experiences at:
Every model.
One reliable API.
Access leading models across providers through a single API. OpenUI Cloud handles fallbacks when a model or provider becomes unavailable.
Read docsBroken model output shouldn’t become broken UI
Make sure broken responses never reach your user. OpenUI Cloud detects invalid responses, corrects issues, and safely renders the result, in real-time.
Read docs
Generate more than chat responses
Turn model output into complete, polished artifacts, from interactive dashboards and reports to polished & editable presentations & reports.
Read docsRender with production-tested, responsive components built to behave consistently across browsers, devices, and screen sizes.
Preserve conversation context, actions, user input, and interface state across multi-step experiences.
Understand how models and rendered interfaces behave in production from a single operational view.
Protect production workloads with enterprise-grade security, compliance, and data controls.
Create a Cloud API key from the OpenUI console.
Point your OpenAI-compatible client to the OpenUI Cloud endpoint.
import OpenAI from "openai";
const client = new OpenAI({ apiKey: process.env.THESYS_API_KEY, baseURL: "https://api.thesys.dev/v1/embed",});


| Capability | OpenUI OSS | OpenUI Cloud |
|---|---|---|
| OpenUI Lang | Included | Included |
| Model providers | Manage yourself | One API across supported providers, at cost |
| Data persistence | Implement yourself | Built in |
| Fallbacks | Manage yourself | Built in |
| Output validation & correction | Implement yourself | Built in |
| Slides, reports and dashboards | Implement yourself | Production-ready artifact generation |
| Infrastructure | Manage yourself | Fully managed |
| Scaling and reliability | Manage yourself | Fully managed |
| Observability | Implement yourself | Built-in production visibility |
| UI Library | Basic components included | Production-tested, responsive components built for generative UI |
SOC 2, ISO 27001, and GDPR compliant.
Your data is never used to train models.
Choose fully managed cloud or deployment in your own environment.
Monitor usage, latency, failures, and rendered output across teams and environments.
SLAs, proactive monitoring, and 24/7 support.
Work directly with our team to design, build, and launch your production OpenUI experience.