Unverified50% confidenceFactExact time
Large models are billed by the number of tokens, with every input (user message plus historical context) and output (model reply) counted, and the unit price of advanced models such as GPT-4/Claude is usually several times that of standard models.
1
Sources
50%
Confidence
Long-term
Relevance
10/12/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedMainstream large model APIs such as OpenAI GPT-4o and Anthropic Claude both use a per-token billing model, with input and output tokens priced separately.79% similarVerifiedEach inference requires loading model weights into GPU memory and generating responses token by token; GPT-4-level model parameter counts are typically on the order of hundreds of billions.78% similarUnverifiedModels such as Claude and GPT charge separately for input tokens and output tokens76% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1006828API
curl https://kongchang.com/api/v1/knowledge/claims/1006828MCP
get_claim(id=1006828)