Stack AI
by Stack AI
Stack AI is a no-code platform for building and deploying enterprise AI applications and workflow automations. It connects language models with organizational data, APIs, and business tools through a visual interface.
Why Abandoned
Stack AI’s website is available and the company has continued announcing product updates and financing, including a Series A round announced in July 2025.
💵 Pricing & access
- Pricing model
- Not documented
- Starting at
- Not documented
- Official site
- Visit Stack AI →
🩺 Health Signals
- HTTP Status
- 200
- Response
- —
- SSL
- —
- Confidence
- 96%
- Domain expires
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- Last content change
- —
- Last tweet
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- API status
- —
📅 Timeline
Seed funding announced
Stack AI announced a $5 million seed round led by Gradient Ventures, with participation from Y Combinator and other investors.
Y Combinator launch post published
Stack AI’s Y Combinator launch post introduced a no-code platform for building AI-powered applications and workflows.
Series A funding announced
Stack AI announced a $16 million Series A led by Lobby Capital, bringing its reported total funding to $21 million.
🔄 Alternatives to Stack AI
Bubble
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n8n
🟢Activen8n is a source-available workflow automation platform for connecting apps, APIs, databases, and AI models. It supports visual workflow design, custom code, self-hosting, and a managed cloud service.
Pipedream
🟢ActivePipedream is a developer-focused integration platform for building workflows and connecting APIs. It combines prebuilt app integrations, event triggers, managed authentication, and custom code in Node.js, Python, Go, and Bash.
Gumloop
🟢ActiveGumloop is a visual, no-code platform for building AI-powered business automations. Users connect data sources, language models, and software services in workflows that can scrape, classify, generate, and route information.
🪦 Other dead No-code AI tools
Levity
🟡Acquired / MergedLevity was a no-code AI automation platform for classifying text, images, and documents and connecting predictions to business workflows. The company was acquired by messaging automation provider Gorgias in 2023.
Langflow
🟡Acquired / MergedLangflow is an open-source, Python-based platform for visually building and deploying AI workflows and agents. Its node-based interface connects models, prompts, tools, vector stores, data sources, and APIs.
Builder.ai
🔴Shutdown / DeadBuilder.ai was a software-development platform that combined reusable components, automation, and human developers to build mobile and web applications. The company entered insolvency proceedings in 2025 after lender action.
Base44
🟡Acquired / MergedBase44 is a natural-language, no-code platform for building and deploying web applications. It generates application interfaces and backend functions such as data storage, authentication, and integrations from prompts.
❓ Frequently Asked Questions
What is Stack AI?
Stack AI is a visual, no-code platform for creating enterprise AI applications and workflow automations that combine language models, company data, APIs, and software integrations.
What can Stack AI be used for?
Organizations can use Stack AI to build internal assistants, document-processing systems, retrieval-based search tools, customer-support workflows, and other AI agents connected to business data and applications.
Does Stack AI require coding?
Stack AI is designed around a visual no-code interface. More technical teams can still connect APIs, data sources, and model providers when configuring production workflows.
Who founded Stack AI?
Stack AI was co-founded by Antoni Rosinol and Bernardo Aceituno.
Is Stack AI still active?
Yes. Its website remains operational, and the company announced a $16 million Series A financing round in July 2025.