XR2 – A/B test your LLM prompts and track which ones convert

Show HN: XR2 – A/B test your LLM prompts and track which ones convert

XR2 – A/B test your LLM prompts and track which ones convert is active in the show hn launch space.

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I built a prompt management platform after running an AI SaaS (148k users). The biggest pain wasn't the model — it was iterating on prompts without deploying code.Existing tools (Langfuse, PromptLayer) are great for tracing LLM calls. But we needed something different: which prompt version leads to more signups? More purchases? What's the conversion rate per variant?xR2 lets you:Store and version prompts outside your codebase Run A/B tests between prompt variants Track events (signup, purchase, etc.) and attribute them back to the prompt version Get statistical significance before picking a winner REST API + SDKs for Python, TypeScript, n8n, Make. Free tier available.Built with Next.js, Supa

The company sits in the show hn launch segment, where it competes on its core product or service.

The company is listed at the Show HN launch stage of development.

Website: xr2.uk