trace._record_usage

(internal) Record the tokens one model turn used against a target from `_usage_target`. `input_tokens` excludes cache reads and writes. Returns whether anything was recorded.

Reference version

Signature

function trace._record_usage(

target: int,

model: string | null,

input_tokens: int,

output_tokens: int,

cache_read_tokens: int | null,

cache_write_tokens: int | null,

reasoning_tokens: int | null

) -> bool throws never

(internal) Record the tokens one model turn used against a target from _usage_target. input_tokens excludes cache reads and writes. Returns whether anything was recorded.

Source:<builtin>/trace/trace.bamlbytes 5201–5441