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Stack0
NEWStack0 Agents are available

The autonomous
product stack.

Agents build your idea, deploy it to production, monitor it, operate it, and iterate. You approve.

Build an appView documentation

An example loop: you ask for a booking app, Build writes it, Cloud deploys it and reports an incident, Build proposes a fix, you approve, Agents answer customers, and Analytics reports the revenue.

Works with the agent you already use

Claude CodeOpenAI CodexCursorOpenCodeGrok Build

Build

Describe it. Agents ship it.

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$ pylon deploy

Cloud

A real server per app, global edge CDN, scale to zero.

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import { entity, field } from "@pylonsync/sdk"
 
const Task = entity("Task", {
  title: field.string(),
  done:  field.bool().default(false),
})

Pylon

Open-source realtime framework. Rust core.

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Chase the unpaid July invoices and draft follow-ups.

Found 3 unpaid invoices in QuickBooks. 3 follow-ups drafted in your voice.

Agents

An AI teammate in your tools. It drafts, you approve.

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ChannelSignupsRevenueGitHub README142$4,210Docs quickstart87$2,760Changelog email41$1,180

Analytics

Pageviews to payments. No cookies.

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One SDK.
Every service.

Email, CDN, video, screenshots, extraction, workflows, and 350+ integrations through a single key and a single bill. Idle services cost nothing.

Get API keyRead docs
8
managed APIs
41
MCP tools
6
SDK languages
import { Stack0 } from "@stack0/sdk"
 
const stack0 = new Stack0({ apiKey: process.env.STACK0_API_KEY })
 
await stack0.mail.send({ to, subject: "Welcome!", html })
await stack0.screenshots.captureAndWait({ url, format: "png" })
await stack0.extraction.extractAndWait({ url, schema: Listing })
AI WorkflowsChain multi-step AI pipelines$0.001 / stepIntegrations350+ third-party APIs$1 / 1K callsEmailTransactional & marketing$0.50 / 1KCDNFile storage & edge delivery$0.25 / GBExtractionWebpage to structured JSON$2 / 1KScreenshotsCapture any webpage$1 / 1KVideoStreaming & transcoding$0.005 / minWebdataCrawl sites to clean markdown$1 / 1K pages

$20/mo includes $10 of usage. Metered beyond that.

Built for the model, not just the human.

A coding assistant can't open six vendor accounts. Stack0 is one credential covering all of them: a JSON Schema per tool, an MCP server, an OpenAPI 3.1 document, and Markdown from every URL.

MCP server docsopenapi.jsonllms.txt

$ npx @stack0/mcp

connecting to api.stack0.dev/mcp

✓ 41 tools available

email.sendcdn.uploadscreenshots.takeextraction.runvideo.mergeworkflows.runintegrations.*

Choose how to get started

Self-host Pylon

Run the framework on your own infrastructure. No account required.

  • MIT licensed, open source
  • Database, auth, and live queries in one runtime
  • Deploy anywhere a binary runs
Explore Pylon

Deploy on Stack0

$20 / month

Every product, one bill, one API key. Includes $10 of usage credits each month.

  • Build, Cloud, Agents, Analytics, and APIs
  • Sandbox and production environments per project
  • Metered usage, cancel anytime
Get started