Unverified50% confidenceFactExact time
API output tokens typically cost 2-5x more than input tokens because text generation requires more computational resources, with each generated token requiring a complete autoregressive decoding process.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026
Sources
Related Claims
UnverifiedOutput Tokens are typically 2-4x more expensive than input Tokens because generation requires autoregressive decoding Token by Token, with each generated Token requiring a complete forward pass computation89% similarUnverifiedOutput tokens (content generated by the model) are typically more expensive than input tokens (prompts provided by the user).79% similarUnverifiedAI编程的大部分成本来自输入Token（Input Tokens），而非输出Token（Output Tokens）78% similarVerifiedAPI计费中输出Token的单价普遍高于输入Token，因为生成过程需要逐Token自回归推理77% similarUnverifiedClaude Code 的 API 计费通常按输入 Token 和输出 Token 分别计价，输入 Token 随对话轮次线性累积是长任务成本膨胀的主因74% similar
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