Applied AI systems, built in public

AI that explains, moderates, and acts with real-world context.

NexurLabs builds product-grade AI systems for games and online communities, combining deterministic engines, retrieval-grounded reasoning, and human-centered interfaces.

Try the flagship Explore products

Stockfish + Gemini Vertex AI Search Self-hostable tools

Flagship system Rose Sensei

Live

psychology

Explainable analysis

Cold engine truth, translated into coach-like guidance.

EngineStockfish 18

GroundingVertex Search

UILive HTTPS

ModeFull-game review


            engine.best_move → classical signals

            search.context → chess knowledge

            rose.explain() → human insight

Products

Premium AI systems plus open-source agent tooling.

Rose Sensei is the premium flagship product. Rica and mineAI are open-source tier projects that show the broader NexurLabs agent platform direction.

Premium tier

Commercial product line built for hosted, polished, user-facing AI experiences.

Premium flagship

Rose Sensei for NexurChess

A chess analysis assistant that separates calculation from explanation. Stockfish handles move strength, Vertex AI Search retrieves chess knowledge, and Gemini 3.1 Pro writes clear coaching feedback for learners.

hub Dual engine architecture: NNUE strength plus explainable classical signals.
school Full-game reviews with move grades, accuracies, and readable coaching.
cloud_done Running on Google Cloud with HTTPS, OAuth, Vertex AI, Gemini 3.1 Pro, and AI Search grounding.

workspace_premium

Free during early beta

Rose Sensei is free while we validate usage and improve analysis quality. Paid tiers are planned for saved histories, deeper reviews, and higher-volume game analysis.

Launch Rose Sensei

Rose review White 91.4% · Black 85.2%

Precise, human-readable explanation of where the game changed.

Open-source tier

Self-hostable tools and research-grade agent runtimes with public documentation.

smart_toy

Open source

Rica Assistant

A self-hosted AI Discord assistant with responder, moderation, database, and agent workers. Built for communities that want control over their data and keys.

Open docs arrow_outward Python · SQLite

sports_esports

Open source

mineAI

An LLM-powered Minecraft bot with vanilla and Forge paths, chat triggers, and tool-driven actions for in-game behavior.

Open docs arrow_outward TypeScript · Node

Why NexurLabs

We build around a simple principle: reliable systems first, AI second.

The model is never the whole product. Our systems pair AI with engines, search, guardrails, and workflows that make the output useful.

01Engine truth

Use deterministic engines and structured signals wherever possible.

02Grounded context

Retrieve trusted context before generation instead of guessing from memory.

03Human interface

Turn complex technical output into explanations people can act on.

Operating proof

Live infrastructure, real products, active development.

3active product lines

HTTPSproduction deployment

BYOKself-hostable design

Google CloudVertex AI + Search

Google Cloud usage

Rose Sensei uses Google Cloud as its production AI and backend infrastructure layer.

NexurLabs uses Google Cloud to host backend APIs, run AI analysis workloads, manage authentication and secrets, and scale Gemini-powered explanation systems for Rose Sensei.

Compute Engine runtime Gemini 3.1 Pro Vertex AI Search grounding Google OAuth