Unverified85% confidenceFactTime unknown
OpenAI O系列模型的推理Token虽然不会出现在最终输出中，但仍然计入Token用量和费用
1
Sources
85%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedThe limited preview mode continues OpenAI's gradual release strategy used for reasoning models such as o1 and o3.72% similarUnverifiedClosed-source models such as OpenAI's GPT series and Anthropic's Claude series keep model weights proprietary and are only accessible through paid API calls70% similarUnverifiedThe reasoning field in run.messages (the large model's reasoning process) is currently only supported by OpenAI O-series models.69% similarUnverifiedMainstream model providers such as OpenAI and Anthropic both adopt a two-way billing model of input tokens plus output tokens.67% similarUnverifiedThe OpenAI o1 series uses implicit CoT (thinking tokens), where the reasoning process is invisible to users but still consumes computational resources.67% similar
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