ChatGPT o3 API is now cheaper for builders, and there is no seen affect on efficiency.
On Wednesday, OpenAI introduced it is reducing the value of its finest reasoning mannequin, o3, by 80%.
This implies o3’s enter value is now simply $2 per million tokens, whereas the output value has dropped to $8 per million tokens.
“We optimized our inference stack that serves o3. Similar actual mannequin—simply cheaper,” OpenAI famous in a put up on X.
Whereas common customers sometimes do not use ChatGPT fashions by way of API, the value drop makes instruments counting on the API less expensive, comparable to Cursor and Windsurf.
In a put up on X, the unbiased benchmark group ARC Prize confirmed that the o3-2025-04-16 mannequin’s efficiency didn’t change after the value discount.
“We in contrast the retest outcomes with the unique outcomes and noticed no distinction in efficiency,” the corporate mentioned.
This confirms that OpenAI didn’t swap out the o3 mannequin to scale back the value. As a substitute, the corporate really optimized the inference stack that powers the mannequin.
As well as, OpenAI rolled out o3-pro mannequin within the API, which makes use of extra compute to ship higher outcomes.
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