Glossary · term55 of 202
context-tier boundary
A pricing threshold where a task's context size crosses into a different billing tier, which can make measured per-request token savings disappear once a task grows past it.
also written as context tier boundary
Related terms
cache readA token served from a prior prompt's cached context instead of being processed fresh, billed at a fraction of the base input price. Most tokens in a long agent session are cache reads, not new context.view termprefix stabilityKeeping the leading portion of a prompt byte-identical across turns so it keeps qualifying for cheap cache reads instead of triggering an expensive cache rewrite.view term
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