LLMStack

A no-code platform to build custom AI apps and chatbots by chaining models and connecting your own data.

Verified API available
Quick facts
What is it A no-code platform to build custom AI apps and chatbots by chaining models and connecting your own data.
Pricing Contact for Pricing
Platform Web Application
API Yes
Best for Creating a customer support chatbot with company knowledge, Building an internal research assistant with proprietary documents
Domain registered 2023

Data updated Aug. 1, 2026

What does LLMStack do?

LLMStack is a no-code platform that lets you build custom generative AI applications and chatbots. Instead of writing code, you use a visual interface to connect different large language models and data sources, creating automated workflows that can generate text, answer questions, or process information. Think of it as a drag-and-drop studio for AI, where you can design how different AI models work together and how they access your specific knowledge base.

The platform stands out by allowing 'model chaining,' where you can sequentially use models from different providers like OpenAI, Cohere, or Hugging Face within a single app. You can also import your own data from a wide range of sources—including websites, PDFs, presentations, and cloud storage—to ground the AI's responses in your specific content. Once built, apps can be shared as chatbots, embedded on websites, or accessed via an API, with fine-grained controls over who can view or edit them.

This tool is ideal for business teams, product managers, or creators who need tailored AI solutions but lack deep technical expertise. For example, a marketing team could build an app that pulls the latest blog posts and social media guidelines to generate on-brand content ideas. A support team could create a chatbot that answers customer queries by searching through internal documentation and knowledge bases. It turns the power of multiple AI models into a customizable, collaborative tool for specific organizational needs.

#ai app builder#chatbot-creator#collaborative-tools#data integration#model chaining#no-code ai#workflow automation

Key features

What makes it stand out
01
Chain multiple AI models from providers like OpenAI and Hugging Face
02
Connect and use your own data from PDFs, websites, and cloud drives
03
Build and share apps collaboratively with granular access controls
04
No-code visual builder for creating AI workflows
05
Deploy apps as chatbots, APIs, or embeddable widgets

Who is LLMStack for?

Who benefits most from this tool
Creating a customer support chatbot with company knowledge
Building an internal research assistant with proprietary documents
Developing a public-facing AI app for content generation

Trust & presence

Domain Domain registered 2023

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