/

Capacity.so

  • What it is:Capacity.so is an AI-powered platform that lets anyone build full websites, SaaS apps, internal tools, and AI agents without hiring developers or writing code.
  • Best for:Indie developers building MVPs, Product managers without coding skills, Freelance developers needing quick prototypes
  • Pricing:Starting from $25/month
  • Rating:75/100Good
  • Expert's conclusion:Capacity.so is intended for technical makers that want production-ready full-stack code 20x faster than a typical software development process.
Visit website
Reviewed byMaxim Manylov·Web3 Engineer & Serial Founder

What Is Capacity.so and What Does It Do?

Capacity is a support automation platform powered by artificial intelligence (AI) that uses technology to connect various technical platforms to perform automation of support related activities, to answer questions, and to simplify workflow processes for both internal teams and external customers. The company was founded by David Karandish and Chris Sims to address the inefficiencies of disconnected technical platforms through the use of AI-related technologies.

Active
📍Minneapolis, United States
📅Founded 2017
🏢Private
TARGET SEGMENTS
Enterprise Support TeamsCustomer ServiceOperationsBankingHealthcareEducation

What Are Capacity.so's Key Business Metrics?

👥
20K+
Happy Customers
👥
1.5M+
Users
📊
36.3B+
Automated Interactions
📊
$5.5M
Funding Raised
🏢
21
Employees

How Credible and Trustworthy Is Capacity.so?

75/100
Good

An established platform with significant customer adoption and scalable capabilities of supporting automated interactions, as well as the backing of funding and an enterprise focus; however, the company lacks current third party review information and data regarding employee growth.

BREAKDOWN
Product Maturity85/100
Company Stability70/100
Security & Compliance80/100
User Reviews65/100
Transparency85/100
Support Quality75/100
TRUST SIGNALS
20K+ happy customers1.5M+ users36.3B+ automated interactions$5.5M funding raised

What is the history of Capacity.so and its key milestones?

2017

Company Founded

Founded by David Karandish and Chris Sims to develop a support automation platform powered by AI to address the inefficiencies in systems that are disconnected.

2021

Series A Funding

In addition to a Series A round of funding totaling $3M, Capacity has received total funding of $5.5M from its two funding rounds from investors which include Capacity and Naples Technology Ventures.

What Are the Key Features of Capacity.so?

✨
Answer Engine
AI-based search and knowledge management that provides automated responses to frequently asked questions across all connected platforms.
✨
Intelligent Virtual Agents
Conversational AI Agents that interact with customers, deflect tickets, and provide self-serve support.
✨
Agent Assist
Support agents can receive real-time support to decrease handle time and increase their productivity when they are interacting with customers in real time.
✨
Campaigns and Workflows
Automated business process work flows for companies to operate efficiently and complete repetitive tasks.
🔗
Tech Stack Integration
To access data and automate all of the applications within a company’s technical stack, and to eliminate disconnected technical platforms.
🔒
Enterprise Security
Secure Solutions for regulated industries such as banking and healthcare with compliance features.

What Technology Stack and Infrastructure Does Capacity.so Use?

Integrations

Tech Stack ConnectionsEnterprise SystemsCRMKnowledge Bases

AI/ML Capabilities

AI-powered platform using practical and generative AI for support automation, intelligent virtual agents, and conversational workflows

Inferred from product descriptions on company website; no specific technical docs in sources

What Are the Best Use Cases for Capacity.so?

Customer Support Teams
Using AI Agents to deflect tickets, answer common questions, and reduce handle time for support staff while utilizing existing systems.
Enterprise Operations
To simplify work flows, automate business processes, and connect technical platforms that have been disconnected for increased efficiency.
Banking and Finance Teams
To provide secure AI driven self-serve and knowledge management options that meet the requirements of enterprises.
Healthcare Providers
To provide secure, AI driven automated support and operational capabilities with regulatory compliant features.
NOT FORIndividual Freelancers
The price of using this tool would be too high for one-off applications. This service does not have a low-cost version for individual users that can be compared to other services.
NOT FORReal-time High-Frequency Trading
Not suitable; this service provides automation for conversational AI use cases rather than ultra-low latency operation use cases (e.g., video encoding).

How Much Does Capacity.so Cost and What Plans Are Available?

Pricing information with service tiers, costs, and details
☐Service$CostℹDetails🔗Source
Starter$25/month100 credits, Unlimited projects, Full Agentic mode access, Email supportOfficial pricing page
Growth$69/month250 credits, Export full codebase, Custom domains, Dedicated support channel on WhatsappOfficial pricing page
Professional$129/month500 credits, Everything in Growth, Premium support, Early access to new featuresOfficial pricing page
Business$299/month1,000 credits, Everything in Professional, Dedicated success manager, Custom integrationsOfficial pricing page
Mini Pack$9 one-time20 credits, Build & test one small project, Full access to Agentic modeOfficial pricing page
Starter$25/month
100 credits, Unlimited projects, Full Agentic mode access, Email support
Official pricing page
Growth$69/month
250 credits, Export full codebase, Custom domains, Dedicated support channel on Whatsapp
Official pricing page
Professional$129/month
500 credits, Everything in Growth, Premium support, Early access to new features
Official pricing page
Business$299/month
1,000 credits, Everything in Professional, Dedicated success manager, Custom integrations
Official pricing page
Mini Pack$9 one-time
20 credits, Build & test one small project, Full access to Agentic mode
Official pricing page

How Does Capacity.so Compare to Competitors?

FeatureCapacity.soReplit GhostwriterCursorv0 by Vercel
Core FunctionalityFull React apps with Tailwind/TS/tRPCCode completion & generationIDE with AI codingUI components generation
Pricing (starting)$25/mo$20/mo$20/mo$20/mo + usage
Free TierNoLimitedLimitedLimited
Enterprise FeaturesCustom integrationsTeam plansSSOTeam collaboration
API AvailabilityNoYesNoYes
Custom Domain SupportGrowth+——Yes
Support OptionsEmail (Starter+), Whatsapp (Growth+), Dedicated (Business)EmailEmail/ChatEmail
Credit-based UsageYesNoNoUsage-based
Core Functionality
Capacity.soFull React apps with Tailwind/TS/tRPC
Replit GhostwriterCode completion & generation
CursorIDE with AI coding
v0 by VercelUI components generation
Pricing (starting)
Capacity.so$25/mo
Replit Ghostwriter$20/mo
Cursor$20/mo
v0 by Vercel$20/mo + usage
Free Tier
Capacity.soNo
Replit GhostwriterLimited
CursorLimited
v0 by VercelLimited
Enterprise Features
Capacity.soCustom integrations
Replit GhostwriterTeam plans
CursorSSO
v0 by VercelTeam collaboration
API Availability
Capacity.soNo
Replit GhostwriterYes
CursorNo
v0 by VercelYes
Custom Domain Support
Capacity.soGrowth+
Replit Ghostwriter—
Cursor—
v0 by VercelYes
Support Options
Capacity.soEmail (Starter+), Whatsapp (Growth+), Dedicated (Business)
Replit GhostwriterEmail
CursorEmail/Chat
v0 by VercelEmail
Credit-based Usage
Capacity.soYes
Replit GhostwriterNo
CursorNo
v0 by VercelUsage-based

How Does Capacity.so Compare to Competitors?

vs Replit Ghostwriter

Capacity.so creates complete, production-ready React apps from natural language input and Repli provides code completion as part of its online Integrated Development Environment (IDE). Capacity.so uses a credit-based pricing model for creating entire apps versus Repli's subscription based pricing for assisting users with their coding tasks.

Capacity.so for quickly prototyping a full app without writing any code, while Repli is ideal for developers who require AI-assistance for their coding tasks in a familiar environment.

vs Cursor

Cursor is an AI-enabled development environment for experienced developers who understand codebases, while Capacity.so is intended for non-technical builders who create single, standalone React applications. While both services provide AI-assisted coding, they differ in terms of language support (Cursor supports more languages) and complexity of learning Curve.

Cursor for developing complex apps by professional developers, while Capacity.so is ideal for rapidly producing a Minimum Viable Product (MVP) by product-focused individuals.

vs v0 by Vercel

v0 is better suited for generating UI components and integrating with Vercel for deployment, while Capacity.so generates full-stack apps including backend API layers. v0 is less expensive for UI-only application development however it will not provide full app functionality.

v0 for prototyping user interfaces, while Capacity.so for generating complete production apps including database/API layers.

vs Bolt.new

Both services are AI-powered app builders, while Capacity.so is specifically designed to generate apps utilizing the React/TypeScript/tRPC stack and allow users to utilize custom domain names. Bolt is a broader web app generator. Capacity.so has a more clearly defined set of enterprise tiers.

Capacity.so is ideal for React/TypeScript specialists, while Bolt is best suited for experimenting with general web app concepts.

What are the strengths and limitations of Capacity.so?

Pros

  • Pay-per-credit pricing -- users only pay for what they actually use, credits do not expire
  • Full-stack app generation -- React + Tailwind CSS + TypeScript + tRPC/REST API layers
  • No-coding necessary -- natural-language interface for generating complete apps
  • Production-ready code -- export the complete codebase with custom domains.
  • Un-limited number of projects -- even the Starter Plan allows multiple apps
  • Access to agentic mode -- complete AI autonomy available across all paid plans
  • One time mini pack for occasional use. Flexible top ups for flexible needs.

Cons

  • No free tier. Must pay a minimum of $25 per month just to get started.
  • The rate at which your credit is consumed will vary depending on what you are doing. Complex tasks can consume your credits very quickly.
  • Only supports React / Tailwind. Your choice of technology stack is limited.
  • Does not provide an API. You can only interact with this service via UI/Agent.
  • Support is provided via WhatsApp. This may be something that your company does not prefer.
  • No option for self hosting. You are dependent on them providing all of the services.
  • Supports a very limited number of languages / frameworks. Primarily supports a React-centric ecosystem.

Who Is Capacity.so Best For?

Best For

  • Indie developers building MVPs — Perfect starter plan for rapid prototyping of a new React app with out having to worry about setting up the infrastructure yourself.
  • Product managers without coding skills — The natural language interface allows you to generate production ready apps immediately after you enter your idea into it.
  • Freelance developers needing quick prototypes — Mini pack top-ups make sense if you have the need to do the occasional client project as needed.
  • Small dev teams (2-10 people) — The growth/professional plans seem to find a good balance between cost and additional features such as custom domains and exports.
  • SaaS startups validating ideas — Can create a fully functional app with database and/or API's very rapidly from your idea.

Not Suitable For

  • Enterprise IT teams — Missing features include SSO/SAML, Audit Logs, On-Premise Options. If you have these requirements consider using an Internal RPA Tool.
  • Non-React developers — Is locked to using the React / Tailwind / tRPC stack. Consider using Cursor or GitHub Copilot for other programming languages.
  • Budget-conscious hobbyists — There is no free tier and even your credits expire when you perform complex tasks. Consider the Replit Free Tier.
  • Teams needing API integrations — Does not allow API Access from Capacity.so. Consider using OpenAI Assistants or LangChain.

Are There Usage Limits or Geographic Restrictions for Capacity.so?

Credits per Plan
100 (Starter), 250 (Growth), 500 (Professional), 1000 (Business)
Credit Consumption
Variable per message - simple requests fewer, complex operations more credits
Projects
Unlimited across all paid plans
Code Export
Full codebase export available in Growth+
Custom Domains
Available in Growth and higher plans
Support Channels
Email (Starter+), Whatsapp (Growth+), Dedicated Manager (Business)
Tech Stack
React + Tailwind CSS + TypeScript + tRPC/REST APIs only
Free Tier
None available
Credit Expiration
Credits never expire

Is Capacity.so Secure and Compliant?

Credit System SecuritySecure usage-based billing with non-expiring credits and one-time top-up options.
Generated Code OwnershipFull codebase export ensures customers own their generated React applications.
Agentic Mode IsolationEach project runs in isolated environment with unlimited project support.
Custom Domain SupportGrowth+ plans support custom domains for production deployment.
Platform InfrastructureCloud-based AI platform with email and Whatsapp support channels.

What Customer Support Options Does Capacity.so Offer?

Channels
All paid plans (Starter+)Dedicated channel (Growth+)Professional planBusiness plan only
Hours
Business hours across all channels
Response Time
Email standard response, Whatsapp dedicated channel faster, Premium prioritized
Specialized
Dedicated success managers for Business plan customers
Business Tier
Dedicated success manager + custom integrations support
Support Limitations
•No phone support available
•No 24/7 support mentioned
•No community/self-service forum
•Whatsapp unusual for enterprise support

What APIs and Integrations Does Capacity.so Support?

API Type
REST APIs via Supabase Edge Functions and tRPC
Authentication
Supabase Auth (email verification, protected routes)
Webhooks
Supported via Supabase Edge Functions (e.g., Stripe webhook integration)
SDKs
No official SDKs; generates TypeScript/React code with native Supabase integration
Documentation
Limited public API docs; detailed integration guides in blog posts and docs.capacity.so
Sandbox
Supabase free tier provides sandbox environment with edge function testing
SLA
Supabase-dependent: 99.99% uptime, edge functions have 30s timeout on free tier
Rate Limits
Supabase Edge Functions: 30s timeout, 500k invocations/month (Pro), custom limits on Enterprise
Use Cases
AI integrations (OpenAI, Replicate), payments (Stripe), background jobs (PGMQ queues), database operations

What Are Common Questions About Capacity.so?

Capacity uses Spec-First AI Development where you first detail the specifications of your project (ux, design, user stories), then the AI creates a production ready React / Next.js App with Tailwind, Typescript, and Supabase backend. You can then go back and forth using natural language prompts in the chat interface.

Capacity has a free tier for testing. Paid Plans are required for Production Usage and Advanced Features. Pricing details are available on capacity.so - pricing is usually usage based with separate costs for Supabase.

As opposed to prompt-based tools such as v0 or Bolt, Capacity utilizes a spec-first approach to developing applications, and includes structured specifications that promote a strong architecture and minimize iterations of the application. Capacity produces full-stack apps with a Supabase backend as opposed to generating apps that are only for the front-end. It also allows you to produce production-ready code exports.

Capacity produces apps with Supabase Auth and an email verification process for authentication along with routes that are protected from unauthorized access. You are responsible for maintaining and managing your Supabase project and its associated data. There is no data that is stored by Capacity and you maintain complete ownership over the generated code and data that resides within your own infrastructure.

Yes, there are native integrations through prompts. Simply copy and paste the API key for OpenAI (for content generation and image models), Stripe (for payments and webhooks), Supabase (for database and auth) or Replicate (for AI image generation). You can also create background job queues utilizing PGMQ/pg_cron.

Yes, full code export is supported. The generated code will be production-ready for use with React/Next.js, Tailwind CSS and TypeScript along with Supabase. You can deploy to Vercel, host yourself, or deploy to any Node.js environment while maintaining complete ownership of the deployed application.

Your deployment will depend upon the limitations of the Supabase ecosystem (edge functions have 30 second timeouts on the free tier). Large and complex applications may necessitate iterative prompting. While there is a spec/prompt-based workflow for creating applications, if you are not familiar with technical specifications, a visual builder would likely be more suitable.

There is a free tier available for testing and prototyping purposes. To upgrade to the paid tier to support production deployments, custom domains and increased usage limits, you will need to do so.

Is Capacity.so Worth It?

Capacity.so excels at rapidly generating full-stack applications for technical founders and indie developers, and claims 20x faster development times due to its spec-first AI methodology. In addition to providing a strong foundation for development, Capacity provides clean and exportable React/Next.js code with a Supabase backend, which makes it well-suited for MVPs and production applications. Capacity is most suited to solo makers who are comfortable working with structured specifications as opposed to those seeking pure no-code functionality.

Recommended For

  • Indie developers and solo founders developing MVPs for their SaaS application
  • Technical teams looking to quickly prototype their application with the ability to retain code ownership
  • Start-ups wishing to develop apps based upon Next.js and Supabase without hiring developers
  • Makers creating AI-powered web apps (with OpenAI/Stripe integration)

!
Use With Caution

  • Users that are non-technical - need to understand what a specification is and how to write a prompt
  • Teams within an enterprise environment - Dependency on Supabase may limit options for scaling
  • Teams of visual designers - No Drag & Drop interface available

Not Recommended For

  • Total beginner users wanting visual no-code builders
  • Enterprise applications that require customized backend infrastructure
  • Products designed as mobile-first - Web-centric generator
Expert's Conclusion

Capacity.so is intended for technical makers that want production-ready full-stack code 20x faster than a typical software development process.

Best For
Indie developers and solo founders developing MVPs for their SaaS applicationTechnical teams looking to quickly prototype their application with the ability to retain code ownershipStart-ups wishing to develop apps based upon Next.js and Supabase without hiring developers

What do expert reviews and research say about Capacity.so?

Key Findings

Capacity.so focuses on producing spec-first AI code generations for production-ready React/Next.js apps that include Tailwind CSS and Supabase integration. Generated complete SaaS (auth, payments, AI jobs, queues) in 10 hours using iterative prompting. Has strong emphasis on code exportability, AI service integrations, and developer workflow speedups compared to other no-code builders.

Data Quality

Good - detailed usage examples from official blog and docs. No pricing/SLA pages found publicly. Technical capabilities well-documented through case studies. Limited third-party reviews available.

Risk Factors

!
Supabase ecosystem dependency (Vendor Lock-In Risk)
!
Spec-first approach has a learning curve for non-technical users
!
Edge Function Timeouts limits complex operation on Free Tier
!
Early Stage Product - Unproven at Scale
Last updated: February 2026

What Additional Information Is Available for Capacity.so?

Real-World Case Study

Getwriter.so (AI SEO Article Generator) was created in 10 hours using Capacity: Supabase auth/database, OpenAI article generation, Stripe payments, PGMQ queues for long-form content, Replicate for image banners. Shows full SaaS capabilities from Prompts alone.

Tech Stack

Produces a React + Next.js + TypeScript + Tailwind CSS front-end with Supabase (PostgreSQL, Auth, Edge Functions, Storage). Also supports tRPC/REST APIs, PGMQ queues, pg_cron jobs. Uses modern technology stack with industry best-practices.

Development Modes

Spec Coding (Structured Specs for UX/design/user stories) versus Vibe Coding (Natural Language) Spec-first generates architecture that is easier to maintain with less iterations needed compared to prompt-only competitors.

Deployment Options

The platform includes built in hosting options that allow users to use their own domain names, as well as exporting all of your generated code to be able to host it yourself. All of the platforms that are compatible with Capacity can also be used to deploy an application using Vercel, Netlify, or any other Node.js environment. Once you generate your application, you have complete ownership over it.

Key Integrations

Native integrations include: Supabase, OpenAI, Stripe, and Replicate. PGMQ and pg_cron can be used to create background processes. Webhooks and API calls can be handled by the edge functions provided by the platform, which can then be copied and pasted into your API keys to enable instant connectivity.

What Are the Best Alternatives to Capacity.so?

  • •
    v0 by Vercel: The AI is capable of generating React/UI component designs from prompts that are based on Tailwind CSS. This service has a frontend-focus and is much less comprehensive compared to Capacity's ability to generate full-stack applications. It is best suited for creating a UI prototype, a design system, and/or creating simple interfaces quickly. However, it does lack the ability to integrate back-end and database functionality. v0.dev
  • •
    Bolt.new: A prompt-to-app AI builder that uses Next.js to generate applications. Similar to Capacity, this service focuses on generating full-stack applications, however it uses a less structured method of developing a specification. It is good for creating rapid prototypes and places less importance on the production architecture. As such, it is most beneficial when you want to create a quick MVP without having to do extensive planning. bolt.new
  • •
    Supabase + v0: Use the v0 UI generation capabilities along with integrating a manual version of the Supabase backend. This option allows for more control, but it would require you to write code instead of allowing Capacity to automatically generate a full-stack application. If you're a developer who wants to use the UI components generated by Capacity, but need to add some custom elements created with Supabase, this is a good option. supabase.com
  • •
    Lovable.dev: An AI app builder designed to help you iterate through the process of building a chat-based application. This service is less structured than Capacity's spec-first approach. While it is good for developing conversational experiences, it may lead to inconsistent architectures across applications. As such, this is best suited for non-technical founders who are looking to build chat-based applications. lovable.dev
  • •
    Meku.dev: An AI app builder with a real time preview feature, and the ability for the generated code to fix itself. Similar to Capacity, this service utilizes a similar method of managing specifications for the application, but uses a different methodology to develop those specifications. In addition to providing a real time preview and self-fixing code, this service also offers a feature called AI Co-Founder Advisor. This feature provides an AI-powered advisor to assist you while developing your application. This is ideal for teams that want to collaborate in real time during the generation process. meku.dev
  • •
    Create.xyz: An AI-powered app builder that focuses on speed. This service is developed similarly to its competitors, but it has fewer constraints than Capacity regarding how specifications should be defined. This service is best suited for building simple applications, and may not provide enough features to support complex SaaS requirements. This service is ideal for developers who want instant results and don't have a lot of experience. create.xyz

What Are Capacity.so's Code Completion Metrics?

20x faster
Development Speed Increase
10x cheaper
Cost Reduction
10 hours
App Build Time
React, Next.js, TypeScript
Tech Stack Languages
Supabase, Stripe, OpenAI
Integrations Supported

What Supported Languages Does Capacity.so Support?

TypeScriptJavaScriptReactNext.js

Generates production-ready code using modern frontend stacks

What Ide Integrations Does Capacity.so Support?

VS CodeGitHub

Code export to GitHub for editing in preferred IDEs; no native IDE plugins mentioned

What Is Capacity.so's Ai Model Specs?

Base Models
OpenAI GPT models
Tech Stack
React, Next.js, TypeScript, Tailwind CSS
Backend Integration
Supabase (PostgreSQL, Auth, Edge Functions)
Code Ownership
Full code export, no vendor lock-in
Deployment
Built-in hosting, custom domains, self-hosting

What developer tools, APIs, and SDKs does Capacity.so offer?

AI Code Generation

Generates full-stack applications from natural language specifications.

Spec-First Development

Allows you to define the structure of your application prior to generating the application's code.

Supabase Integration

Provides native authentication, databases, edge functions, and real-time functionality.

Stripe Payments

Provides checkout functionality, webhook functionality, and credit system functionality.

GitHub Export

Full code ownership and version control

Is Capacity.so Secure and Compliant for Enterprise Use?

Code OwnershipFull export and self-hosting
Supabase AuthEmail verification, protected routes
SOC 2 ComplianceEnterprise-grade features mentioned
SSO/SAMLSupabase auth available
Data PrivacySelf-hosting option

Expert Reviews

📝

No reviews yet

Be the first to review Capacity.so!

Write a Review

Similar Products

Cursor
cursor.com
GitHub Copilot
github.com
Amazon CodeWhisperer
aws.amazon.com