Pricing

TurbineX bills on tokens, not wall-clock compute time. A token is the unit of cost for one OpenFAST job, derived server-side from the simulation length and time step. Plans differ in concurrency, simulation length caps, retention, and the discount applied to the token formula.

All prices excl. VAT

Every price here excludes VAT. Lemon Squeezy is the Merchant of Record for TurbineX and adds VAT at checkout at the rate for your billing country, so the amount charged is higher than the amount listed — a €15 top-up at a 24% rate is billed as €18.60.

Plans cannot be bought yet. Payment processing is not switched on, so no plan can be started and no payment method is collected anywhere on the platform. Evaluator accounts keep their complimentary tokens in the meantime. The prices below are published so you can plan and budget ahead of that. To be told when they open, email contact@turbinex.app.

Plans

Academic

€49/month

excl. VAT

Discounted tier for verified academic accounts.

  • 200 tokens / month
  • 5 concurrent jobs
  • 10 min max runtime
  • 100 MB input limit
  • 30 day retention
  • Cache eligible

Approval required. Eligibility is checked first: a .edu / .ac.* address, verified by hand. Academic pricing starts only once that check passes. You apply from Profile → Billing once you have an account; a reviewer checks the claim before the plan starts.

Pro

€149/month

excl. VAT

Full TurbineX platform for indie consultants and design teams.

  • 500 tokens / month
  • 5 concurrent jobs
  • 10 min max runtime
  • 100 MB input limit
  • 30 day retention
  • Cache eligible

Enterprise

Priced per contract

Custom volume for OEMs, certification bodies, and large consultancies.

  • Custom token volume
  • 20 concurrent jobs
  • 1 hr max runtime
  • 500 MB input limit
  • 90 day retention
  • Cache eligible
  • Priority support
  • SSO & dedicated infra (on request)

The Beta evaluator programme is closed to new accounts. Evaluators already on it keep their access and complimentary tokens under the agreement they accepted.

Token top-ups

One-time packs for months that run long. Flat €0.30 per token, no volume discount, excl. VAT. Top-ups roll over and never expire.

50

tokens · €15 excl. VAT

200

tokens · €60 excl. VAT

1,000

tokens · €300 excl. VAT

Token top-ups are not available yet. Packs are listed so you can budget for them; they open when payment processing does.

What a token is

One token is one standard simulation: TMax = 660 s at the default time step, i.e. about 150,000 time-steps. A job is billed in proportion to its time-step count, so a short run costs a fraction of a token and a longer or finer-time-step run costs more:

tokens = (time_steps ÷ 150,000) × plan_discount

where time_steps = TMax ÷ DT and plan_discount is 0.8 on Academic and Pro and 0.5 on Enterprise, with a 0.01-token floor for very short runs. The cost is estimated before you submit and debited from the job's real TMax and DT once it finishes. Failed jobs (worker error, not user-caused) are not billed.

The Zeph assistant's language-model usage is metered separately and is not counted against your compute token allowance.

Full detail — caps, concurrency, retention, and the monthly spend and token ceilings every org can set — is in the Plans & tokens reference.

Questions about a plan, or a volume you do not see here? Email contact@turbinex.app.

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