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How much does OpenAI API cost in 2026?
Founders on stackco.st pay about $5/mo for OpenAI API across 2 published stacks. Compare official plans, real bills, and cheaper alternatives below.
Avg. monthly cost
$5
Most common discovery
Not sure yet
Most common why chosen
Not sure yet
OpenAI API plans & pricing
Pay as you go
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OpenAI API pricing calculator 2026
Founders report paying about $5/mo for OpenAI API. Add plan data as more stacks publish.
Stacks running on OpenAI API
OpenAI API pricing FAQ
- How much does OpenAI API cost per month?
- On stackco.st, founders report paying about $5/mo for OpenAI API across 2 published stacks. Actual bills vary by plan and usage.
- Is OpenAI API free?
- OpenAI API does not advertise a free tier on stackco.st right now. Compare paid plans above and founder-reported monthly costs.
- What is the OpenAI API pricing calculator?
- Use the calculator on this page to compare OpenAI API's listed plans with the ~$5/mo founders actually pay after discounts, usage, and bundle choices.