Recently, OpenAI rolled out the preview edition of GPT-5.6 Sol UltraFast's high-speed mode tailored for enterprise users. In this particular mode, the model's processing speed can soar up to 14 times faster, churning out a remarkable 750 tokens every second. Nonetheless, to tap into this high-speed mode, enterprises are required to file an approval request with OpenAI, detailing their specific use cases. The granting of approval hinges on OpenAI's assessment outcomes.