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Ship faster at agent-scale

A drop-in replacement for GitHub Actions runners, nearly 90% cheaper per minute.

.github/workflows/ci.ymlOne-line change
  jobs:    build:     runs-on: ubuntu-latest     runs-on: celesto      steps:
$5 credit, no cardStart freeCLI + SDKView docs

Backed byGrayscale Ventures

$ agents need their own machineClick the screen, type help

Used by developers from

  • UNO
  • ScrapeGraphAI
  • Google
  • Shell
  • Roku

Nearly 90% less than GitHub. 83% cheaper than Blacksmith.

Same CPU and memory. Change one line in runs-on. No platform fee.

Start free trial

One-time $5 credit · 30 days · No card required

Full pricing details

Every runner: 2 vCPU, 8 GB

  • GitHub Actions

    ubuntu-latest

    $120.00

  • Blacksmith

    blacksmith-2vcpu-ubuntu-2404

    $80.00

  • Depot

    depot-ubuntu-24.04

    $120.00

Celesto

celesto-memory

$13.33

20,000 min × $0.00067

9× less than GitHub

Computer-use agents love Celesto

Terminal
celesto computer create --cloudcelesto computer exec COMPUTER_ID --cloud -- echo "Hello World"celesto computer ssh COMPUTER_ID --cloud

Celesto CLI

Your cloud computer, in three commands.

Create a computer, execute commands, and connect over SSH from your terminal.

.github/workflows/ci.ymlPreview
- runs-on: ubuntu-latest
+ runs-on: celesto
lintCelesto Micro
testCelesto Micro
buildCelesto Micro
All checks passed · nearly 90% less per minute

CI runners

CI runners at AI scale

Nearly 90% cheaper per minute than GitHub’s standard runner. Just change one runner label.

celesto.ai/docs
Celesto DocsPreview
browser

Browser use

Give your agent a browser to navigate the web.

AgentFinding the browser setup guide

Browser use

A browser your agent can use.

Let your agent navigate websites, find information, and take action in its own cloud computer.

research-workspacePreview
Your workspace, ready again
research-notes.mdSaved
Browser sessionRestored
Project filesReady
Continue where you left off

Persistent sessions

Pick up where your agent left off.

Keep files, browser logins, and workspace state between runs, so your agent can continue without starting over.