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We have several limits in place to ensure that our service is available to everyone. Some limits depend on the plan you're subscribed to, while others are the same for everyone.

You can contact us if you need to increase some limits.


Each account can create at most 3 Organizations.


An Organization name can be at least 3 and up to 64 characters long. An Organization description can be at most 256 characters long. An Organization can have at most 20 Functions.

Organization members110Unlimited


Each Function name must be unique. The name must be at least 3 and up to 64 characters long and can only contain letters, numbers, and dashes. The name cannot start or end with a dash.

Below are the limits for each plan:

Free requests/month3,000,0005,000,000Custom
Code size10MB10MBCustom
Assets size10MB10MBCustom
Memory128MB128MBUp to 1GB
Maximum request duration5s30sCustom
Custom domains1010Custom
Environment variables100100Custom
Env. var. key length64 characters64 charactersCustom
Env. var. value size5KB5KBCustom
fetch() calls/request2020Custom
fetch() redirections55Custom

Additionally, code generation from strings is disabled by default. In the future, you'll be able to enable it on a per-Function basis. That means running eval or new Function will throw an error.