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FAQ
Frequently asked questions
Common questions about how Costr works and how it's priced.
01
About Costr
What does Costr do?
What's per-customer attribution?
Why route through a proxy?
What's BYOK?
Do I have to bring my own provider key?
Which providers are supported?
Does Costr work with streaming?
Does Costr store my prompts or responses?
How accurate is the cost tracking?
02
Pricing & accounts
How much does Costr cost?
What does 'tracked spend' mean?
Does Costr block my AI calls if I hit my cap?
What happens when I hit the tracking cap?
What does 'tracked spend' mean exactly?
Can I cancel anytime?
Is my provider key secure?
Can I export my data?
How long does Costr keep my data?
How do I get support?
Is there a free trial of Pro?
03
For non-engineers & finance teams
I'm not an engineer. Can I use Costr?
Do you see my prompts?
Do I have to use Stripe?
What happens if Costr is down?
How accurate are cost calculations?
Still have questions?
support@costr.dev
— replies within 24 hours.
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