Run: 2026-02-16-01KHKB1P1YAMJC3VF5CX8PV4WX

Run Details

Model:
GPT-5 Nano
Test:
Language Writing
Scenario:
Character dialogue (Italian) in a story
Duration:
1m 14s
Cost:
$0.002910
Provider:
OpenAI

Evaluation summary

Score Evaluator
Details Link
100.00% Parse dialogue (details)

Model input

System
You are an expert novel author in the cozy mystery genre. Take the following details about characters/locations/... into account: <character name="Isabella"> Isabella is a 30-year old college student on a study abroad program. Born in Italy, she is fluent in Italian and does not yet know any English. She enjoys landscape photography and is always seen with her camera. </character> <character name="Hunter"> Hunter is a 35-year old detective who is investigating a series of mysterious disappearances in the small town of Alborn, MN. He is a former marine and has a no-nonsense attitude. Hunter has no knowledge of Italian, not even basic phrases. </character> <location name="Alborn, MN"> Alborne is a small town in the Midwest with a population of 3,000. It is known for its annual apple festival. </location>
User/Human
Write the following scene: Isabella is sitting at a cafe, looking at her camera. Hunter approaches her and asks her about a recent event in the town. She responds troubled and shaken in Italian, and Hunter looks confused. They talk for a while, until Hunter gets a call and has to leave. Return the dialogue between Isabella and Hunter as a voice sheet: Isabella: "..." Hunter: "..."

Model response

AI
Isabella: "Mi dispiace, sono molto turbata. È successo qualcosa di brutto qui in Alborn e non so se posso parlarne." Hunter: "I don't speak Italian. English?" Isabella: "Non posso parlare in inglese ora; parlerò in italiano." Hunter: "Then tell me in simple terms, in Italian." Isabella: "La persona era alta, vestita di nero, e sembrava correre via." Hunter: "Where did they go? Which direction?" Isabella: "Non ne sono sicura; la vista era confusa e c'era polvere." Hunter: "Was there any sound? Footsteps, shouting?" Isabella: "Ho sentito passi affrettati e una sirena distante." Hunter: "Okay, that helps. I appreciate it." Hunter: "I have to take this call." Hunter: "I need to leave now. We'll continue this later."
created_at"2026-02-16T13:44:26.271889+00:00" 2/16/2026, 1:44:26 PM
model"openai/gpt-5-nano-2025-08-07"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency4051
moderation_latency(null)
generation_time73938
tokens_prompt321
tokens_completion1698
native_tokens_prompt271
native_tokens_completion7242
native_tokens_completion_images0
native_tokens_reasoning6976
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.00291035
router(null)
provider_responses
0
id"resp_0c23a7a69e0993db0169931eefc65c8190b58f381cc31406c9"
status200
is_byokfalse
latency132
endpoint_id"50329d77-04e1-4979-a184-c33030289476"
provider_name"OpenAI"
model_permaslug"openai/gpt-5-nano-2025-08-07"
api_type"completions"
id"gen-1771249391-oGZggHrTTHW70VRMcIhL"
upstream_id"resp_0c23a7a69e0993db0169931eefc65c8190b58f381cc31406c9"
total_cost0.00291035
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Parse dialogue n/a
dialogue
0
name"Isabella"
dialogue"Mi dispiace, sono molto turbata. È successo qualcosa di brutto qui in Alborn e non so se posso parlarne."
detectedLang"it"
heavyLang"it"
scores
it0.7933350555412039
fr0.5850622406639004
pt0.5769434161819144
ca0.55995599559956
en0.5436394751853965
sl0.505256648113791
ro0.49906073888541014
yo0.4978028876333961
sv0.45242984257357977
de0.4405594405594406
es0.358974358974359
da0.35691318327974275
no0.35170178282009723
sk0.3480032599837001
hr0.3442622950819672
sq0.3277310924369748
pl0.32489451476793246
nl0.3127147766323024
cs0.30434782608695654
tl0.30434782608695654
ms0.27404718693284935
lt0.22705314009661837
hu0.22254616132167152
az0.21337266470009833
tr0.2007992007992008
vi0.19678714859437751
fi0.17098445595854922
et0.13606911447084233
lv0.13232104121475055
eu0.09808342728297632
is0.07727797001153403
reliabletrue
passestrue
1
name"Hunter"
dialogue"I don't speak Italian. English?"
detectedLang"en"
heavyLang"en"
scores
en0.8021108179419525
ro0.5817843866171004
no0.5631067961165048
sq0.5553359683794467
da0.5454545454545454
hr0.5454545454545454
sv0.5445344129554657
tl0.5351239669421488
ms0.49664429530201337
it0.471830985915493
cs0.42159383033419023
yo0.4109947643979057
ca0.38016528925619836
de0.375
fi0.3732590529247911
tr0.3644067796610169
lt0.358974358974359
pl0.358974358974359
az0.3515850144092219
sk0.24242424242424243
be0.23728813559322032
sl0.23728813559322032
hu0.22945205479452058
es0.21875
et0.21875
fr0.21875
is0.21875
lv0.21875
nl0.21875
uk0.21875
vi0.21875
pt0.2077464788732394
reliabletrue
passestrue
2
name"Isabella"
dialogue"Non posso parlare in inglese ora; parlerò in italiano."
detectedLang"it"
heavyLang"it"
scores
it0.8067366096079515
pt0.6357960457856401
en0.5752427184466019
ro0.5736906211936663
ca0.5448634590377113
es0.5118549511854952
de0.49784791965566716
fr0.494949494949495
sv0.48377581120943947
da0.47526236881559225
sq0.45482866043613707
az0.453978159126365
sl0.45054945054945056
nl0.44620253164556967
yo0.44267515923566875
pl0.39236111111111116
no0.36936936936936937
ms0.360146252285192
tl0.32432432432432434
et0.2857142857142857
lt0.2647058823529412
cs0.2584745762711864
hr0.2584745762711864
tr0.25213675213675213
eu0.19908466819221968
sk0.16666666666666666
hu0.1606714628297362
fi0.14425427872860636
lv0.14425427872860636
reliabletrue
passestrue
3
name"Hunter"
dialogue"Then tell me in simple terms, in Italian."
detectedLang"en"
heavyLang"en"
scores
en0.7995188452285485
ro0.6719160104986877
ms0.648382559774965
sl0.6355685131195336
nl0.6307237813884786
sq0.6285289747399703
fr0.6136012364760433
it0.6050552922590837
es0.602543720190779
tl0.6006389776357828
pt0.536178107606679
de0.5183044315992292
ca0.4747899159663866
fi0.4553376906318083
hr0.42263279445727486
sv0.39903846153846156
yo0.3872549019607844
no0.3811881188118812
pl0.3765586034912718
az0.36386768447837153
da0.3315508021390375
lt0.32795698924731176
cs0.3206521739130435
tr0.3206521739130435
et0.2753623188405797
hu0.23547400611620795
lv0.20127795527156547
sk0.19093851132686085
reliabletrue
passestrue
4
name"Isabella"
dialogue"La persona era alta, vestita di nero, e sembrava correre via."
detectedLang"it"
heavyLang"it"
scores
it0.7939206594538898
ca0.7370151216305062
es0.6575342465753424
ro0.6503496503496503
pt0.6383363471971067
fr0.5889003083247688
no0.538638985005767
ms0.51338199513382
tl0.494949494949495
da0.49302915082382764
sq0.48717948717948717
en0.48586118251928023
nl0.4805194805194805
yo0.45799457994579945
sv0.36507936507936506
de0.3640699523052464
sl0.36
hr0.3579454253611557
is0.35170178282009723
lv0.3474714518760196
et0.32318104906937395
vi0.31153184165232356
eu0.30915371329879104
cs0.26199261992619927
sk0.26199261992619927
pl0.26062846580406657
hu0.25925925925925924
lt0.25788497217068646
tr0.25512104283054005
az0.23371647509578544
fi0.13606911447084233
reliabletrue
passestrue
5
name"Hunter"
dialogue"Where did they go? Which direction?"
detectedLang"en"
heavyLang"en"
scores
en0.8428661219358894
tl0.576271186440678
fr0.5674740484429065
de0.51171875
nl0.4780793319415449
da0.419953596287703
sv0.4131455399061033
ro0.4075829383886255
yo0.40476190476190477
pt0.40191387559808617
ca0.39759036144578314
es0.38875305623471884
no0.358974358974359
sq0.3540051679586563
pl0.30167597765363136
eu0.2753623188405797
fi0.24698795180722888
it0.2378048780487805
zh0.23547400611620795
lt0.21875
lv0.21135646687697163
sl0.21135646687697163
et0.20127795527156547
hr0.20127795527156547
tr0.20127795527156547
az0.19093851132686085
ms0.19093851132686085
reliabletrue
passestrue
6
name"Isabella"
dialogue"Non ne sono sicura; la vista era confusa e c'era polvere."
detectedLang"it"
heavyLang"it"
scores
it0.8066698888351861
ro0.6127783155856728
es0.6101364522417154
pt0.6078431372549019
ca0.6070726915520629
fr0.588053553038105
sq0.5006242197253433
en0.4557823129251701
tl0.43741209563994377
no0.4326241134751773
lv0.42938659058487877
fi0.39849624060150374
sl0.3957703927492447
eu0.3874425727411945
hr0.38271604938271603
lt0.37205651491365777
hu0.3640699523052464
da0.355877616747182
et0.3464052287581699
yo0.33993399339933994
is0.33554817275747506
tr0.2907801418439716
cs0.26605504587155965
pl0.26605504587155965
sk0.25788497217068646
nl0.250936329588015
sv0.24953095684803
vi0.17355371900826447
ms0.15254237288135594
de0.14893617021276595
az0.13606911447084233
reliabletrue
passestrue
7
name"Hunter"
dialogue"Was there any sound? Footsteps, shouting?"
detectedLang"en"
heavyLang"en"
scores
en0.813200498132005
de0.6026490066225165
tl0.5867768595041323
nl0.511400651465798
no0.35064935064935066
ca0.3071593533487298
lt0.3071593533487298
be0.25
ms0.23273657289002556
yo0.2248062015503876
sv0.21052631578947367
fr0.20634920634920634
sq0.20634920634920634
is0.2
hr0.18256130790190736
it0.18256130790190736
pt0.18256130790190736
ro0.18256130790190736
reliabletrue
passestrue
8
name"Isabella"
dialogue"Ho sentito passi affrettati e una sirena distante."
detectedLang"it"
heavyLang"it"
scores
it0.8025276461295419
pt0.649859943977591
ca0.6495327102803737
fr0.648876404494382
ro0.6452223273415326
es0.6421755725190839
no0.6101871101871102
tl0.558303886925795
en0.5006657789613849
et0.4710860366713681
hr0.4573082489146165
sq0.4509516837481699
da0.4369369369369369
sv0.42660550458715596
de0.38524590163934425
tr0.3578767123287671
nl0.35344827586206895
fi0.35233160621761656
eu0.3339253996447602
sl0.28977272727272724
ms0.2816091954022989
is0.26035502958579887
az0.251497005988024
yo0.2331288343558282
sk0.22839506172839508
cs0.2203742203742204
pl0.17943107221006563
hu0.17035398230088497
lt0.1515837104072398
lv0.14383561643835618
reliabletrue
passestrue
9
name"Hunter"
dialogue"Okay, that helps. I appreciate it."
detectedLang"en"
heavyLang"en"
scores
en0.8008849557522124
tl0.612736660929432
it0.5802238805970149
sq0.4943820224719101
ro0.44029850746268656
yo0.4201030927835051
lv0.39839572192513373
tr0.3951612903225807
no0.39189189189189183
et0.3835616438356164
da0.3818681318681319
hr0.3818681318681319
ca0.38016528925619836
sv0.38016528925619836
pl0.358974358974359
cs0.3181818181818182
fi0.3055555555555556
fr0.3055555555555556
nl0.281150159744409
es0.27884615384615385
pt0.2549668874172185
sk0.24242424242424243
be0.23728813559322032
hu0.22945205479452058
az0.21875
is0.21875
lt0.21875
uk0.21875
vi0.21875
reliabletrue
passestrue
10
name"Hunter"
dialogue"I have to take this call."
detectedLang"en"
heavyLang"en"
scores
en0.8477157360406091
da0.7222222222222222
tl0.6945010183299388
pl0.635036496350365
hr0.6296296296296297
no0.6287128712871286
cs0.6113989637305699
yo0.5989304812834225
sk0.576271186440678
sl0.5702005730659025
lv0.5522388059701493
lt0.526813880126183
ca0.4791666666666667
sv0.4791666666666667
sq0.471830985915493
it0.43396226415094336
ro0.375
be0.3181818181818182
tr0.3181818181818182
hu0.3087557603686636
az0.29577464788732394
et0.29577464788732394
is0.29577464788732394
uk0.29577464788732394
vi0.29577464788732394
reliabletrue
passestrue
11
name"Hunter"
dialogue"I need to leave now. We'll continue this later."
detectedLang"en"
heavyLang"en"
scores
en0.8082191780821918
tl0.5442708333333333
fr0.5218579234972678
ca0.5014245014245015
no0.49640287769784175
it0.49275362318840576
da0.4905385735080059
pl0.4905385735080059
ro0.47049924357034795
nl0.4648318042813456
pt0.45987654320987653
et0.43910256410256415
hr0.42148760330578516
cs0.40273037542662116
sv0.3902439024390244
yo0.3902439024390244
es0.37050359712230213
sk0.36823104693140796
lv0.34579439252336447
lt0.3230174081237911
de0.308300395256917
sq0.2768595041322314
sl0.25690021231422505
ms0.1822429906542056
hi0.1784037558685446
be0.16666666666666666
tr0.16666666666666666
hu0.1606714628297362
az0.15254237288135594
is0.15254237288135594
uk0.15254237288135594
vi0.15254237288135594
reliabletrue
passestrue