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Stack AI

Stack AI is an enterprise AI agent platform for IT teams. Build agentic workflows with on-prem, VPC, or multi-tenant deployment options.

Reviewed by Mathijs Bronsdijk · Updated Apr 13, 2026

ToolFree + Paid PlansUpdated 1 month ago
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What is Stack AI?

Stack AI is an enterprise AI agent platform designed to help IT teams and organizations in regulated industries build, deploy, and manage AI agents with minimal setup time. The platform targets enterprises with complex operations with a no-code-friendly workflow builder alongside deep security and governance controls. What sets it apart from general-purpose AI tools is its focus on deployment flexibility, including on-premises and Virtual Private Cloud options, paired with compliance certifications that make it viable for sectors like healthcare, finance, and government.

Key Features

  • Agentic Workflows: A visual builder that converts manual processes into working AI agents, reducing the time from concept to deployment.
  • Multi-tenant Deployment: Supports deployment across shared cloud, dedicated VPC, and on-premise infrastructure, giving organizations control over where their data lives.
  • Security and Governance: Includes feature-level controls, audit logs, access control, and SSO to meet enterprise oversight requirements.
  • Compliance Certifications: Holds SOC 2, HIPAA, and GDPR certifications and fits regulated industries such as healthcare and finance.
  • Agentic Development Life Cycle: Tools for managing agents across build, test, and production stages at scale.
  • Dedicated Support: Enterprise customers receive dedicated solution engineers and a white-glove onboarding experience rather than self-serve documentation alone.
  • API Access: Available for teams that need to integrate Stack AI into existing systems or custom applications.

Use Cases

  • IT Teams in Large Organizations: Deploy AI agents to automate repetitive internal processes, reducing manual workload and freeing staff for higher-value tasks.
  • Healthcare Providers: Use Stack AI's HIPAA-compliant infrastructure to manage patient data workflows while maintaining security and regulatory compliance.
  • Government and Public Sector: Operate AI workflows on dedicated or on-premise infrastructure to meet data sovereignty and security requirements specific to public agencies.

Strengths and Weaknesses

Strengths:

  • Users on G2 (142 reviews, rated 4.5/5) report a smooth experience deploying AI agents through the platform.
  • The support team is noted as responsive and knowledgeable, particularly for enterprise accounts.
  • Compliance coverage across SOC 2, HIPAA, and GDPR addresses the needs of regulated industries in one platform.
  • Flexible deployment options (cloud, VPC, on-prem) give organizations meaningful control over their data environment.

Weaknesses:

  • The free tier is quite limited, capped at 500 runs per month and only 2 projects and is difficult to evaluate the platform at any meaningful scale.
  • Enterprise pricing is custom and requires a demo call to get clarity on costs, which can slow down procurement decisions.

Pricing

  • Free: $0/month, includes 500 runs per month, 2 projects, 1 seat, and community support via Discord.
  • Enterprise: Custom pricing/month, includes unlimited projects, custom runs and seats, all features and data loaders, dedicated infrastructure, dedicated solution engineers, on-prem and VPC deployment, access control, SSO, and SOC 2, HIPAA, and GDPR compliance. Contact Stack AI for a quote.

FAQ

What is Stack AI?

Stack AI is an enterprise platform for building and deploying AI agents. It is aimed at IT teams and organizations in regulated industries that need security, compliance, and flexible deployment options.

Who is Stack AI built for?

Stack AI targets enterprise IT teams, healthcare providers, government agencies, and any organization that needs AI automation with strict security or compliance requirements.

What compliance certifications does Stack AI hold?

Stack AI is SOC 2, HIPAA, and GDPR certified, which makes it applicable for regulated industries including healthcare and finance.

What deployment options does Stack AI offer?

Stack AI supports multi-tenant cloud, Virtual Private Cloud (VPC), and on-premise deployment, giving organizations control over where their data is hosted.

Does Stack AI have a free plan?

Yes. The free plan includes 500 runs per month, 2 projects, 1 seat, and community support on Discord. It is intended for exploration rather than production use.

How much does Stack AI cost?

The free tier is $0/month. Beyond that, Stack AI offers a custom Enterprise plan. Pricing is not publicly listed for the Enterprise tier and requires contacting the team for a quote.

Does Stack AI offer dedicated support?

Enterprise customers receive dedicated solution engineers and a white-glove onboarding experience. The free tier is limited to community support on Discord.

What industries use Stack AI?

Based on publicly listed customers and solutions pages, Stack AI serves healthcare, financial services, education, government, and general enterprise operations.

Is Stack AI good for healthcare organizations?

Stack AI's HIPAA compliance and support for on-premise or VPC deployment make it a practical option for healthcare providers that need to handle patient data with regulatory safeguards.

Does Stack AI have an API?

Yes, Stack AI provides API access so teams to integrate the platform into existing systems or custom applications.

What do users say about Stack AI?

On G2, Stack AI holds a 4.5 out of 5 rating across 142 reviews. Users commonly highlight the deployment experience and the quality of the support team. Common complaints center on the limited free tier and the lack of transparent pricing for enterprise plans.

What are the main limitations of Stack AI?

The free tier restricts users to 500 runs per month and 2 projects, which limits meaningful testing. Enterprise pricing requires a demo to clarify costs, adding friction to the buying process.

How does Stack AI compare to other AI agent platforms?

Stack AI differentiates itself through its enterprise security posture, compliance certifications, and flexible deployment options including on-prem. Many competing platforms focus on cloud-only deployments with fewer compliance guarantees, though direct feature comparisons depend on specific use cases.

What are some alternatives to Stack AI?

Alternatives in the enterprise AI agent and workflow automation space include platforms such as Microsoft Copilot Studio, Relevance AI, and n8n, though each differs in deployment model, compliance coverage, and target audience.

Does Stack AI support SSO?

Yes, Single Sign-On (SSO) is included as part of the Enterprise plan.

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