Pricing

Free

$0forever

Point a test suite at a twin and keep the environment as long as you like.

  • 10 twin-hours a month
  • Unlimited environments, idle for free
  • Every twin in the catalog
  • Editable records and the full request log
  • Community support

Pay-As-You-Go

$1per twin-hour

Runtime at the rate above. No seats, no minimum, no monthly fee.

Everything from Free, and:

  • Unlimited twin-hours, billed by the second
  • A spend cap you set
  • Environments in parallel, no shared ceiling
  • Email support
  • Early teams keep their launch rate

Enterprise

Customannual

For teams running twins in CI at volume, under their own controls.

Everything from Pay-As-You-Go, and:

  • A volume rate on twin-hours
  • Private twins built for your providers
  • Twins self-hosted in your own VPC
  • SSO and SAML
  • An uptime SLA
  • A shared Slack channel

Building something at a startup or in academia? We’d love to help with free credits.

Compare the plans
Free
Pay-As-You-Go
Enterprise
Twin-hours included10 / monthUnlimitedVolume rate
Team membersUnlimitedUnlimitedUnlimited

Core

EnvironmentsUnlimitedUnlimitedUnlimited
Idle environments kept freeIncluded in FreeIncluded in Pay-As-You-GoIncluded in Enterprise
Twins in the catalogAllAllAll, plus private
Environments in parallel2UnlimitedUnlimited
Start from a saved scenarioNot included in FreeIncluded in Pay-As-You-GoIncluded in Enterprise
Request log retention7 days30 daysCustom

Fidelity

Verified against the vendor SDKIncluded in FreeIncluded in Pay-As-You-GoIncluded in Enterprise
Provider-format API keysIncluded in FreeIncluded in Pay-As-You-GoIncluded in Enterprise
Editable recordsIncluded in FreeIncluded in Pay-As-You-GoIncluded in Enterprise
Vote on the next twinIncluded in FreeIncluded in Pay-As-You-GoPriority
A twin built for your providerNot included in FreeNot included in Pay-As-You-GoIncluded in Enterprise

Security and admin

A spend capNot neededIncluded in Pay-As-You-GoIncluded in Enterprise
SSO and SAMLNot included in FreeNot included in Pay-As-You-GoIncluded in Enterprise
Self-hosted twinsNot included in FreeNot included in Pay-As-You-GoIncluded in Enterprise
SupportCommunityEmailShared Slack channel
Uptime SLANot included in FreeNot included in Pay-As-You-GoIncluded in Enterprise

Questions about the bill

Anything else, email hello@twinbay.ai and a human will answer.

Live · console.twinbay.ai

Start with one base URL.

Create an environment and point your existing SDK at the hostname it gives you. The environment logs each request your agent makes, and you can edit any record it holds.

Start building

An environment in under a minute, no card required. Twinbay is free for academic researchers.