Restack
Restack provides an open-source framework plus managed cloud and on-premises deployment options for product teams to build, orchestrate, and reliably run AI agents without dedicated AI engineering staff, serving enterprise use cases in healthcare, insurance, talent, support, and sales.
- Company typePrivate
- Founded2021
- HeadquartersBerlin, Germany
- Headcount11–50
- GTM typeB2B
- OfferingSoftware
What Restack does
Restack is a developer platform for building, orchestrating, and operating AI agents in production environments. Founded in 2021 and headquartered in Berlin, with a fully remote team led by co-founders Andrés Tapia (CEO) and Philippe Brule (CTO), the company markets itself as the framework for reliable and accurate AI products and serves product teams that lack dedicated AI engineering capacity. The legal entity Restack Software US, Inc. is incorporated in Delaware, signaling a US go-to-market posture.
The product portfolio combines an open-source Restack Framework (Python and TypeScript libraries, long-running durable workflows, built-in retries, task queues with rate limits, cron jobs, dynamic Kubernetes scaling up to 1TB, and a Developer UI for replay/debug) with three commercial tiers: Restack Cloud at $25 per user per month plus per-minute compute ($0.00185–$0.01715 per minute), Bring Your Own Cloud at $999 per month for deployment into the customer's AWS, GCP, or Azure, and a custom-priced Enterprise tier with on-premises deployment, guided onboarding, and chat support with SLA. Architecture relies on Temporal for durable execution, Kubernetes for container orchestration, and the Model Context Protocol (MCP) to deliver 30+ premium integrations spanning Salesforce, Microsoft Teams, ServiceNow, Zendesk, and Veeva.
Restack goes to market through a hybrid model that pairs product-led growth (free trial at ai.restack.io/signup, developer docs at docs.restack.io) with an enterprise field-sales motion (PoC deployment, then annual contract). Targeted use cases include healthcare and pharma medical-claims search and compliance (primary), commercial insurance qualification and quoting, talent acquisition screening, customer support inquiry resolution, and sales lead qualification. The company has raised $8.5M from a developer-tools-focused syndicate including Scott Chacon (GitHub founder), Thomas Dohmke (GitHub CEO), Uwe Horstmann (Project A), Krishna Visvanathan (Crane), Luke Kanies (Puppet founder), and partners at Angel Invest, Tiny, and AngelList.
Restack firmographics
Firmographics- Name
- Restack
- Legal name
- Restack Software US, Inc.
- Website
- https://restack.io
- Company type
- Private
- Founded year
- 2021
- Operating status
- Operating
- Headcount range
- 11–50 employees
- Short description
- Restack provides an open-source framework plus managed cloud and on-premises deployment options for product teams to build, orchestrate, and reliably run AI agents without dedicated AI engineering staff, serving enterprise use cases in healthcare, insurance, talent, support, and sales.
- Ownership category
- akta.pro rank
Restack industry classification
Industry- Product category
- AI Agent Infrastructure Platform
- NAICS
- Software Publishers (5132), Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services (518)
- SIC
- Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Model Deployment, Serving & Inference Platforms (HDAAABAF)
- akta.pro secondary industries
- Model Hosting, Serving & Inference Platforms (HDAAACAB), Model Serving, Inference & Deployment Platforms (APIs, Edge/On-Prem) (HDAEANAC), Workplace Automation & Self-Service (RPA for IT, Chatbots, Virtual Agents) (BPAEAIAI), Developer Tools & DevOps Platform Services (CI/CD, Artifacts, IaC) (HDABAAAI)
Keywords
Where Restack is headquartered
LocationHeadquarters
- HQ city
- Berlin
- HQ country
- Germany
- HQ region
- Europe
Offices1 record
Markets served
Restack business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Personnel, Technology or R&D, Infrastructure, Marketing or Sales, Operations
Revenue model
- Restack Cloud (Subscription): Per-user monthly subscription at $25/user/month plus compute costs. Pay-as-you-go compute pricing based on memory usage per minute. Targets teams wanting instant deployment without infrastructure management.
- Bring Your Own Cloud: Fixed monthly fee of $999/month plus cloud provider costs paid directly. Up to 4 nodes with 4 GiB memory each. Zero DevOps needed with GitHub CI/CD and preview environments.
- Enterprise License: Custom pricing for premium integrations, dedicated support, unlimited dynamic scaling, guided onboarding, and custom integrations built for the customer. Deploy to AWS, GCP, Azure, or on-premises.
- Compute Usage: Usage-based compute pricing for Restack Cloud: $0.00185/min for 0-1GB, scaling up to $0.01715/min for 4-8GB memory. Dynamic scaling based on real-time demand.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Per seat | Monthly | Restack Cloud - $25/user/month |
| Subscription | Monthly | Bring Your Own Cloud - $999/month |
| Subscription | Multi-year contract | Enterprise - Custom pricing |
| Usage-based | Pay-as-you-go | Compute pricing (Restack Cloud only) |
Go-to-market motion2 records
Distribution channels4 records
Marketing channels4 records
Restack product offering
Product offeringCore offering
Restack provides the underlying infrastructure to build, test, and orchestrate AI agents in production. Its platform consists of an open-source Restack Framework, a managed Restack Cloud service, a Bring Your Own Cloud (BYOC) deployment option, and an Enterprise tier. Customers define agent behavior in plain English, connect to enterprise systems via the Model Context Protocol, and run reliable, long-running agent workflows with dynamic scaling and behavioral testing.
Product overview
Restack is an AI agent platform that consists of the open-source Restack Framework, the managed Restack Cloud service, Bring Your Own Cloud (BYOC) deployment option, and the Enterprise tier. The Restack Framework is the core open-source foundation for building reliable AI agents on Kubernetes, while Restack Cloud provides a managed environment with dynamic scaling and 30+ integrations. The Developer UI and REST API Endpoints are sub-products within the platform that enable local debugging and programmatic workflow execution respectively.
Differentiator
Problem solved
Functional benefit
Products and services
- Restack Cloud
Quantifiable outcome
- 84% compute cost savings with dynamic scaling ($26/month vs $161/month for XL instance)
- +1 more outcomes
Companies that use Restack
Customer profileNamed customers3 records
Segments5 records
Ideal customer profiles3 records
Restack technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration5 records
AI capability3 records
Feature9 records
Restack partnerships and signals
Strategic signalPartnerships
Eleven partnerships are on record, tiered core and major.
- Temporal (Open Source)coreTemporal is the open-source durable execution platform that powers Restack's orchestration engine. Restack is built on Temporal for reliable execution even in presence of failures. Core architectural dependency.
- Kubernetes (CNCF)coreKubernetes is the open source system for automating deployment, scaling, and management of containerized applications that Restack uses for scalable deployments. Core infrastructure component.
- SalesforcemajorPremium integration available for Salesforce CRM. Restack agents can connect to Salesforce for customer data access and workflow automation.
- Microsoft TeamsmajorPremium integration with Microsoft Teams. Restack agents can send messages and notifications to Teams channels.
- ServiceNowmajorPremium integration with ServiceNow ITSM platform. Agents can automate IT service management workflows.
- ZendeskmajorPremium integration with Zendesk customer service platform. Support agents can automate ticket handling and escalation.
- Veeva SystemsmajorPremium integration with Veeva (life sciences CRM). Supports healthcare and pharma use cases with compliance features.
- AWS (Amazon Web Services)coreDeploy Restack to Amazon EKS within customer's VPC. Part of Bring Your Own Cloud offering. AWS marketplace listing likely.
- Google Cloud (GCP)coreDeploy Restack to Google GKE within customer's VPC. Part of Bring Your Own Cloud offering.
- Microsoft AzurecoreDeploy Restack to Azure AKS within customer's VPC. Part of Bring Your Own Cloud offering.
- Model Context Protocol (MCP)coreMCP is the open protocol used by Restack to provide integrations to agents. Restack uses this protocol for all agent integrations.
Scale indicators2 records
Recent moves6 records
Expansion highlights6 records
Restack competitors and assessment
Company assessmentDirect peers
- LlamaIndex: Provides a framework for connecting LLMs to enterprise data and building agentic workflows. Competes with Restack in the agent-building space, particularly for knowledge-intensive and retrieval-augmented use cases.
- Lindy.ai: No-code AI agent builder for business workflows (sales, support, HR). Comparable to Restack's plain-English agent authoring motion and SMB/mid-market target buyer.
- LangChain: Most prominent open-source framework for building LLM-powered applications and agents. Directly competes with Restack on agent orchestration, though LangChain is more developer-library oriented while Restack emphasizes production infrastructure and orchestration.
- CrewAI: Multi-agent orchestration framework for building collaborative AI agent crews. Directly comparable to Restack's agent deployment and orchestration capabilities, with similar Python/TypeScript SDK positioning.
- Inngest: Durable workflow and event-driven orchestration platform comparable to Restack's Temporal-based workflow engine. Overlaps on long-running background workflows, retry policies, and scheduled jobs for AI and non-AI use cases.
- Dust: European AI agent platform for building custom agents connected to company data and tools. Directly comparable to Restack in target market (European enterprise) and product category (agent building + integrations).
- Fixpoint (Galileo): AI reliability and evaluation platform that competes with Restack's behavioral testing and LLM-judge features for production AI agent quality assurance.
Broad incumbents
- Temporal Technologies: Restack's underlying durable execution platform. Overlap is partial — Temporal is a lower-level orchestration primitive that Restack builds on; if Temporal launched an agent-specific product, it would directly compete.
- Microsoft AutoGen: Microsoft Research's multi-agent framework integrated into Azure AI Studio. Comparable to Restack as an agent orchestration layer but backed by Microsoft's broader enterprise cloud ecosystem and bundled with Azure services.
- AWS Bedrock Agents: Hyperscaler offering for building and deploying generative-AI agents on AWS. Competes with Restack as an alternative path to production agent deployment, bundled with AWS compute and identity.
Market position
Strengths4 records
Weaknesses5 records
Competitive moat6 records
Key risks6 records
Key highlights7 records
Customer concentration
Restack social profiles
Digital presenceRestack compliance and trust
Trust signalCompliance2 records
Restack financial estimates
Financial estimateRevenue estimate
Valuation estimate
Restack leadership team
Management profileNumber of profiles
Profiles2 records
Restack funding detail
Funding detailFunding overview
Funding rounds1 record
Investors3 records
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Restack M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Restack
What does Restack do?
Restack provides the underlying infrastructure to build, test, and orchestrate AI agents in production. Its platform consists of an open-source Restack Framework, a managed Restack Cloud service, a Bring Your Own Cloud (BYOC) deployment option, and an Enterprise tier. Customers define agent behavior in plain English, connect to enterprise systems via the Model Context Protocol, and run reliable, long-running agent workflows with dynamic scaling and behavioral testing.
Is Restack a public or private company?
Restack is a private company. It is classified as venture growth investor backed and is currently operating.
When was Restack founded?
Restack was founded in 2021. It employs 11 to 50 people.
Where is Restack based?
Restack is headquartered in Berlin, Germany, in the Europe region.
How does Restack make money?
Four revenue lines are on record. Restack Cloud (Subscription) is the primary driver. The others are bring Your Own Cloud, enterprise License and compute Usage.
Who are Restack's main competitors?
Direct peers on record are LlamaIndex, Lindy.ai, LangChain, CrewAI, Inngest, Dust and Fixpoint (Galileo). Broad incumbents are Temporal Technologies, Microsoft AutoGen and AWS Bedrock Agents.
Does Restack have an API?
Yes. Restack provides REST API endpoints to schedule and trigger workflows asynchronously from any client. Developers can call the API from applications like Vercel or Streamlit to execute long-running workflows in the background without blocking. The platform uses Model Context Protocol (MCP) to provide integrations to agents. The platform offers first-class libraries in Python and TypeScript for developing AI agents. Developer documentation is at docs.restack.io.
What industry is Restack in?
Restack's product category is AI Agent Infrastructure Platform. Its primary akta.pro industry code is HDAAABAF, Model Deployment, Serving & Inference Platforms, with a secondary code of HDAAACAB, Model Hosting, Serving & Inference Platforms. Its NAICS code is 5132 and its SIC code is 7370.