01Free
Marx Basic
Begin with a first question
$0/ month
Read the beta detailsLimited AI allowance
Weekly limit applies; details to follow
The same research workspace in every plan
Choose a plan
One research workspace, with a choice of AI allowance.
Plan preview · Paid subscriptions are not yet open
International · USD pricingPaid plans are priced monthly
02
Marx Plus
Room for everyday research
$20/ month
Read the beta detailsStandard weekly AI allowance
Five-hour and weekly limits apply
The same research workspace in every plan
03
Marx Pro
Keep deeper inquiry moving
$100/ month
Read the beta details5× the Plus weekly allowance
Weekly limit applies
The same research workspace in every plan
04
Marx Max
More capacity for intensive work
$200/ month
Read the beta details20× the Plus weekly allowance
No five-hour limit; weekly limit applies
The same research workspace in every plan
Plans currently differ only in AI usage allowance, not in workspace features.
Beta access
Marx Max is currently in beta
All users enjoy unlimited access to top-tier AI models.
The plan limits above do not apply during the beta. Paid subscriptions and specific usage limits will be announced separately.