Unverified50% confidenceFactExact time
Large language models bill input tokens and output tokens separately, and output tokens are usually priced higher than input tokens.
1
Sources
50%
Confidence
Long-term
Relevance
11/2/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedLarge language model APIs are generally billed by the total number of input plus output tokens, and re-injecting historical context on every call in long projects causes token consumption to balloon rapidly.79% similarUnverifiedToken consumption includes both the input content and the output returned by the model.79% similarUnverifiedIn large language model inference, the actual hardware cost of output tokens is far higher than that of input tokens, because the decoding phase is a memory-bandwidth-limited sequential process.78% similarUnverifiedThinking tokens are billed as output tokens just like the final answer, and are usually invisible to users or shown only in collapsed form.78% similarVerifiedOnline large language model services charge separately based on the total number of input and output tokens.77% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1128459API
curl https://kongchang.com/api/v1/knowledge/claims/1128459MCP
get_claim(id=1128459)