Klu Private Beta Request Demo

Optimize GPT-4 Apps

Enhance your AI systems with our robust optimization features.

Build with best-in-class AI providers, including...

OpenAIAnthropicAzure OpenAIGCP Vertex
AI21, Cohere, Replicate, NLP Cloud, GooseAI and custom deployments.

Comprehensive Capabilities for AI Systems

Klu.ai offers a comprehensive suite of capabilities for technology companies building and deploying AI systems, including model evaluation, optimization, comparison, and continuous monitoring.

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Prompt Engineering
Craft effective prompts
Refine models for optimal performance
AB Testing
Test different versions of your AI models
Compare LLM performance

Advanced Vector Database

Build and scale on any major LLM provider, comparing models in real-world deployments. Ship advanced use cases with multi-tenant meta filtering.

Observe and improve your features with state-of-art optimization techniques. All data is yours, and easily portable to other systems.

Developer-focused tooling for Python, TypeScript, and React UI accelerates development.

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LLM Providers
Avoid lock-in, choose any provider
Usage, cost, and performance insights
Vector RAG
Add context documents via APIs or UI
Vector Filtering
With Context Metadata
Real-world user behavior and feedback
Data Management
Advanced filters, import/export
A/B Experimentation
Gather real-world data
Fine-tune models with your best data
Build with Klu Python, TypeScript, and React SDKs

Ready for your unique use cases.

Use Klu to create generative or analytical actions, prototype new ML policies, build conversational chat and coaching experiences, or better understand customer feedback.

Focus on your unique use cases, and let Klu handle the rest. Klu innovates with you.

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Give your users superpowers with an AI-powered, expert Copilot with Context.
Slash command
Generate dynamic, content on demand, with document reference.
Help and support
Create chat experiences with your brand voice and domain expertise.
Create on-demand, relevant coaching for your team.
Summarize large documents and write in your organization's style.
Lead qualification
Quickly qualify leads with your criteria and spend more time selling.
Content creation
Create content with dynamic prompts, and relevant context.
Customer experience
Analyze user feedback and sentiment, and understand needs.
Data transformation
Extract, clean, and transform data in seconds.

Features that scale with your organization.

Start for free, build generative actions, and upgrade as you grow.

All plans include FREE generations with GPT-3.5-turbo and GPT-4.


Get started with Klu – FREE for your first AI App and Actions. Perfect for hobby projects.


Request Demo
  • 1k Monthly Generations
  • 10k Documents
  • 3 Actions & Context
  • Capture User Feedback
  • Standard Support
  • FREE GPT-3.5-Turbo & 4


10x more usage, perfect for small projects and teams starting with Actions and Workflows.


Request Demo
  • 10k Monthly Generations
  • 100k Documents
  • 3 Actions & Context
  • Capture User Feedback
  • Standard Support
  • FREE GPT-3.5-Turbo & 4


For businesses crafting their AI experience with competitive differentiation.


Request Demo
  • 100k Monthly Generations
  • 300k Documents
  • Everything in Pro, plus:
  • 9 Actions & Context
  • A/B Experiments
  • Fine-tuning
  • Premium Support
  • Success Team
  • FREE GPT-3.5-Turbo & 4


Enterprise-scale Klu, with AI-powered analysis and data labeling, reporting, and security.


Request Demo
  • 1M+ Monthly Generations
  • Unlimited Documents
  • Everything in Scale, plus:
  • Unlimited Actions & Context
  • AI Analysis & Labeling
  • Roles & Permissions
  • Reporting
  • Dedicated Success Team
  • SOC2 Compliance
  • Custom Services
  • FREE GPT-4 & 4-32k

By 2030, every product will be powered by AI, and personalized to every user. Let’s get started today.

Klu transforms software and organizations to be AI-first, enabling deep software personalization at scale. The future is not about building AI systems to replace humans, but about building AI systems that help people finish boring work faster, spot blindspots, and uncover new opportunities. Klu enables every software product to know its user, and help those users accomplish tasks faster, better, and more efficiently.

Founding Team

  • Stephen M. Walker II

    Stephen M. Walker II

    Co-Founder / CEO

  • Stefan Sabev

    Stefan Sabev

    Co-Founder / CTO

10 Clicks

From Zero to Production

Ship your first app in under 10 clicks. No code required.

10x Faster

Teams ship 10x Faster with Klu

Move faster than the competition, learn from customers, and create a competitive data moat around your business.

40% More Productive

Employee & User Productivity Boost

Unlock 40% more productivity, freeing employees and users to do their most impactful work.

Get notified when we unlock access.

Public access to Klu is coming Fall 2023. Be the first to get access.

Get Notified