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Every one has a lever next to it, and every one fails open: when a limit is reached, events flow through unjudged and nothing in the request path waits.",[617,618,619,634],"table",{},[620,621,622],"thead",{},[623,624,625,628,631],"tr",{},[626,627],"th",{},[626,629,630],{},"At the default",[626,632,633],{},"The lever",[635,636,637,659,674,694],"tbody",{},[623,638,639,643,646],{},[640,641,642],"td",{},"Money",[640,644,645],{},"$0.042 per million input tokens, about $6 per 100k judged events",[640,647,648,652,653,652,656],{},[649,650,651],"code",{},"when",", ",[649,654,655],{},"cacheKey",[649,657,658],{},"state",[623,660,661,664,667],{},[640,662,663],{},"Rate",[640,665,666],{},"1,200 calls per minute per account",[640,668,669,652,672],{},[649,670,671],{},"budget.perMinute",[649,673,655],{},[623,675,676,679,686],{},[640,677,678],{},"Latency",[640,680,681,682,685],{},"up to 2 s before a ",[649,683,684],{},"keep"," event drains, client unaffected",[640,687,688,691,692],{},[649,689,690],{},"timeoutMs",", a tight ",[649,693,651],{},[623,695,696,699,702],{},[640,697,698],{},"Egress",[640,700,701],{},"the whole event, before redaction",[640,703,704,652,706],{},[649,705,658],{},[649,707,708],{},"providerOptions.gateway.zeroDataRetention",[710,711,642],"h2",{"id":712},"money",[613,714,715,716,720],{},"Jev bills input tokens only, at $0.042 per million at the time of writing. The fifteen requests on the ",[717,718,719],"a",{"href":465},"overview"," cost $0.00007. A 1.5k-token event is about $0.00006, so 100k judged events are about $6, and a million are about $60. Prices move; the model page has the current figure.",[613,722,723],{},"What decides the bill is how many events reach the model, not how many signals you define. All signals due for one event share one call, so adding a question to a signal that already runs is close to free:",[725,726],"signal-batch",{},[728,729,730,744,753],"ul",{},[731,732,733,735,736,739,740,743],"li",{},[649,734,651],{}," is the first lever. ",[649,737,738],{},"fault"," on ",[649,741,742],{},"status >= 400"," costs nothing on successful requests.",[731,745,746,748,749,752],{},[649,747,655],{}," is the second. An outage produces thousands of identical 502s; a key on ",[649,750,751],{},"path + error.name"," makes it one call and serves the rest from cache.",[731,754,755,757],{},[649,756,658],{}," is the third. The default sends the whole event. Picking the six fields the question needs cuts tokens and is the same change that fixes egress below.",[710,759,663],{"id":760},"rate",[613,762,763,764,766,767,770],{},"The limit that binds before money is the account rate: 1,200 requests per minute per TypeSafe account, about 20 a second. ",[649,765,671],{}," (default 600) is a fixed one-minute window per process, so with four instances on one account set it to 300. Past the window, events pass through unjudged and ",[649,768,769],{},"stats().skipped"," goes up.",[613,772,773,774,777],{},"A failed call opens a breaker for ",[649,775,776],{},"budget.cooldownMs"," (default 30 s), so a 429 or an outage at the model costs you a 30 s gap in verdicts, not a queue.",[710,779,678],{"id":780},"latency",[613,782,783,784,786,787,789],{},"A ",[649,785,684],{}," signal runs before the sampling decision and waits for the verdict, up to ",[649,788,690],{}," (default 2 s). Two things make that acceptable:",[728,791,792,802],{},[731,793,794,795,797,798,801],{},"The response is already sent. ",[649,796,684],{}," and ",[649,799,800],{},"enrich"," run after the request finishes, so the client never waits on the model.",[731,803,804,807],{},[649,805,806],{},"durationMs"," on the event is the request's duration, measured before keep hooks run. The judgment does not inflate your latency charts.",[613,809,810,811,814,815,817],{},"What it does delay is the event reaching your drain, by the model's round trip. Keep signals belong on narrow paths (",[649,812,813],{},"\u002Fapi\u002Fcheckout",", not every 200), and ",[649,816,800],{},"-only signals have no such wait.",[710,819,698],{"id":820},"egress",[613,822,823,824,826,827,830,831,833,834,838,839,842,843,845],{},"The model reads what ",[649,825,658],{}," gives it. 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Inference runs in your process with your key; evlog holds no key and proxies nothing.",[710,1030,1032],{"id":1031},"what-never-happens","What never happens",[728,1034,1035,1038,1045],{},[731,1036,1037],{},"A keep signal never drops an event. It promotes, and head sampling stays deterministic.",[731,1039,1040,1041,1044],{},"A verdict is never prose. Columns are typed values with a probability, and nothing else is added to the event unless you ask for it (",[649,1042,1043],{},"stampModel",").",[731,1046,1047,1048,1054],{},"A limit never surfaces as an error. 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