GPT-5.5 is priced at $5/1M input tokens and $30/1M output tokens, double GPT-5.4's pricing; GPT-5.5 Pro costs $30/1M input tokens and $180/1M output tokens (Carl Franzen/VentureBeat)

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Carl Franzen / VentureBeat:GPT-5.5 is priced at $5/1M input tokens and $30/1M output tokens, double GPT-5.4's pricing; GPT-5.5 Pro costs $30/1M input tokens and $180/1M output tokens  —  After months of rumors and reports that OpenAI was developing a new, more powerful AI large language model for use in ChatGPT …