Unverified50% confidenceFactExact time
According to the author's logs, actual input content accounted for only about 0.01% of the bill, with 96% of the cost coming from old conversation history being resent repeatedly.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/16/2026
First Seen
Valid until: 12/15/2026
Sources
Related Entities
Related Claims
UnverifiedIn one long conversation of 36 turns with approximately 1.78 million tokens, the full-retention configuration was actually the cheapest because 97% of the tokens hit the cache.66% similarUnverifiedToken billing is calculated based on the total volume of input and output; the longer a conversation, the more each call pays for an increasingly bloated history.64% similarUnverifiedInput tokens now account for more than 90% of total non-cached tokens, and the cost share of input context has risen from 47.5% to nearly 70%.63% similarUnverifiedThe cost of cache reads should, by industry convention, be approximately one-tenth that of regular input tokens.63% similarUnverified在1.78百万token的长会话实测中，因为97%的token被缓存，发送token最多的配置反而最便宜61% similar
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