Run: 2026-05-01-01KQHQVP6PAFSX5GKM7HZ1YMGY

Run Details

Model:
Grok 4.20 (Reasoning)
Test:
Language Writing
Scenario:
Character dialogue (Italian) in a story
Duration:
40.5s
Cost:
$0.009173
Provider:
xAI

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
Hunter: "Good afternoon, miss. I'm Detective Hunter. I see you reviewing photos on that camera—were you at the apple festival last weekend? We're looking into a recent disappearance, and I'm hoping you might've seen something unusual." Isabella: "Mi dispiace, non parlo inglese... Sono ancora molto scossa. Al festival ho visto un uomo vicino al frutteto, sembrava spaventato, poi è semplicemente scomparso tra gli alberi. Non so cosa fare!" Hunter: "I... didn't get a word of that. Italian? You seem pretty shaken up. Do you understand any English at all? English?" Isabella: "No, solo italiano. Guardi, ho scattato queste foto di paesaggi... ma c'è qualcosa di strano qui, un'ombra che non dovrebbe esserci. Ho paura che sia collegato alle sparizioni." Hunter: "Photos? Alright, show me what you're pointing at. This one does look off... You look troubled. Did something happen while you were out there with your camera?" Isabella: "Sì, ero lì per fotografare il paesaggio quando è successo. L'uomo è svanito e nessuno ha reagito. Sono una studentessa straniera, non conosco nessuno qui!" Hunter: "I wish I could follow you. You clearly saw something important, but this language barrier isn't helping. Maybe I can find a translator in town." Isabella: "Per favore, non capisco... ma per favore aiuti. Ho assistito a qualcosa di terribile e le mie foto potrebbero essere prove." Hunter: "That's my phone—it's the station calling about the case. I have to take this and go. We'll figure out a way to talk properly next time. Stay safe."
created_at"2026-05-01T12:22:48.796Z" 5/1/2026, 12:22:48 PM
model"x-ai/grok-4.20-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency37502
moderation_latency(null)
generation_time40009
tokens_prompt321
tokens_completion1263
native_tokens_prompt388
native_tokens_completion3502
native_tokens_completion_images(null)
native_tokens_reasoning3153
native_tokens_cached64
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.0091728
router(null)
provider_responses
0
endpoint_id"3ecee37f-b217-4093-87fb-aaf0afe307af"
id"787f4a1a-260c-95e5-9121-4a4c2b113014"
is_byokfalse
latency111
model_permaslug"x-ai/grok-4.20-20260309"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777638168-aZNBYnQqaUA708B3gmSa"
session_id(null)
api_type"completions"
id"gen-1777638168-1ORhXmkdeKZwg4mvr7f0"
upstream_id"787f4a1a-260c-95e5-9121-4a4c2b113014"
total_cost0.0091728
cache_discount0.0000672
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Parse dialogue n/a
dialogue
0
name"Hunter"
dialogue"Good afternoon, miss. I'm Detective Hunter. I see you reviewing photos on that camera—were you at the apple festival last weekend? We're looking into a recent disappearance, and I'm hoping you might've seen something unusual."
detectedLang"en"
heavyLang"en"
scores
en0.7861356932153393
tl0.6535244922341696
fr0.5405576679340938
nl0.5181123296776338
da0.4721514379322898
es0.46454948301329396
pt0.46435168082748435
it0.4528301886792453
ca0.4526236315590789
no0.4338149160484186
ro0.4169682348210696
sv0.4098494098494099
cs0.3725659887494591
et0.3623570800351803
hr0.35498220640569395
ms0.3503584229390681
sk0.34270172257479603
de0.3400091033227128
sq0.3262081784386617
sl0.2919921875
yo0.27354709418837675
pl0.26507856056766343
lt0.22210300429184548
hu0.16666666666666666
fi0.15990730011587484
lv0.1555037856726849
az0.1475602586713698
is0.12597950572634117
tr0.12439613526570048
hi0.09993792675356922
vi0.08401768793430196
be0.046052631578947366
eu0.046052631578947366
uk0.04163912756113682
reliabletrue
passestrue
1
name"Isabella"
dialogue"Mi dispiace, non parlo inglese... Sono ancora molto scossa. Al festival ho visto un uomo vicino al frutteto, sembrava spaventato, poi è semplicemente scomparso tra gli alberi. Non so cosa fare!"
detectedLang"it"
heavyLang"it"
scores
it0.7918334667734187
ca0.5666666666666667
es0.5652173913043478
pt0.5199409158050221
fr0.4572025052192067
ro0.4044892349977096
sk0.4044892349977096
sl0.37198067632850246
en0.37137330754352027
no0.3701550387596899
nl0.3437657748611812
ms0.3350383631713555
da0.32920536635706915
cs0.31216931216931215
yo0.3077742279020234
tl0.2927094668117519
sq0.27697441601779754
lt0.2684299380979179
hr0.2541594951233505
de0.236192714453584
lv0.21733895243829018
hu0.19103920348475423
fi0.1792929292929293
et0.1677336747759283
eu0.1672005124919923
vi0.15474642392717813
pl0.13793103448275862
tr0.13735899137358992
az0.12634408602150538
sv0.11983750846310087
is0.052478134110787174
reliabletrue
passestrue
2
name"Hunter"
dialogue"I... didn't get a word of that. Italian? You seem pretty shaken up. Do you understand any English at all? English?"
detectedLang"en"
heavyLang"en"
scores
en0.8192436040044493
no0.6253602305475505
tl0.616066154754873
da0.5572207084468664
sv0.5192307692307693
nl0.4953416149068323
sq0.4845360824742268
ro0.48124501197126895
hr0.4766505636070853
cs0.47622884770346496
de0.4583333333333333
sk0.4472789115646259
ca0.4227353463587922
it0.4180841539838854
yo0.4180841539838854
pl0.41016333938294003
pt0.40476190476190477
is0.38154138915318747
sl0.36274509803921573
fi0.336734693877551
ms0.3048128342245989
es0.28884026258205686
vi0.27293064876957496
hu0.2554410080183276
lv0.2554410080183276
et0.2476851851851852
lt0.24242424242424243
tr0.24065420560747666
az0.22802850356294538
fr0.21686746987951808
be0.09722222222222222
eu0.09722222222222222
uk0.08835904628330996
reliabletrue
passestrue
3
name"Isabella"
dialogue"No, solo italiano. Guardi, ho scattato queste foto di paesaggi... ma c'è qualcosa di strano qui, un'ombra che non dovrebbe esserci. Ho paura che sia collegato alle sparizioni."
detectedLang"it"
heavyLang"it"
scores
it0.8200031303803412
fr0.4838420107719928
pt0.4791666666666667
ca0.4384765625
no0.43153732081067725
es0.42871336313959263
en0.42557442557442554
hr0.35501962983735275
sk0.35247747747747743
de0.3491794001131862
ro0.33526011560693636
tl0.32551319648093846
nl0.3235294117647059
da0.29835265405735206
pl0.2966360856269113
sl0.2936117936117936
lv0.28880643166357456
cs0.2830423940149626
et0.2825951341235184
ms0.28169893816364777
lt0.267515923566879
sq0.2542153047989624
yo0.23435419440745675
is0.1678726483357453
sv0.15378955114054452
tr0.15191740412979352
eu0.14370811615785556
vi0.1320754716981132
fi0.1105955143078113
az0.09305993690851734
hu0.06655844155844157
reliabletrue
passestrue
4
name"Hunter"
dialogue"Photos? Alright, show me what you're pointing at. This one does look off... You look troubled. Did something happen while you were out there with your camera?"
detectedLang"en"
heavyLang"en"
scores
en0.8156413739569183
tl0.6178600160901045
fr0.4025157232704403
nl0.38271604938271603
de0.3725231175693527
no0.3452791178497588
ms0.3361285814116003
es0.3257629524485451
da0.3035190615835778
pt0.291044776119403
it0.28625093914350114
ro0.24060751398880897
sv0.21681780708985984
sq0.19217687074829934
pl0.15854738706820196
ca0.15405164737310773
lt0.14874551971326164
hr0.1394927536231884
et0.09090909090909091
hu0.09003831417624522
sl0.08477842003853564
cs0.07587548638132297
hi0.07497565725413825
fi0.07317073170731707
is0.07317073170731707
yo0.072265625
lv0.06953966699314398
reliabletrue
passestrue
5
name"Isabella"
dialogue"Sì, ero lì per fotografare il paesaggio quando è successo. L'uomo è svanito e nessuno ha reagito. Sono una studentessa straniera, non conosco nessuno qui!"
detectedLang"it"
heavyLang"it"
scores
it0.8062381852551985
ca0.5494505494505495
pt0.5060240963855421
fr0.49407699901283314
sv0.48569994982438536
es0.4702842377260982
ro0.45738485971413445
en0.43650357339197365
no0.4166192373363688
sq0.41193344807802634
nl0.38364401683704147
da0.3688423645320197
hr0.3601747815230961
sk0.3545340050377834
de0.3516761543327008
yo0.3416827231856134
pl0.3395618556701031
lt0.3344155844155844
lv0.3111559139784946
tl0.30649526387009474
cs0.29504814305364513
sl0.25508720930232553
et0.2540029112081513
tr0.2501828822238478
az0.22407267221801666
is0.18972332015810278
hu0.16258169934640523
fi0.16121112929623568
eu0.14440734557595994
ms0.1063644289450741
vi0.08807829181494661
reliabletrue
passestrue
6
name"Hunter"
dialogue"I wish I could follow you. You clearly saw something important, but this language barrier isn't helping. Maybe I can find a translator in town."
detectedLang"en"
heavyLang"en"
scores
en0.8148889333600159
tl0.5944761069706269
fr0.5192307692307693
ro0.5179781136008338
da0.4702176403207331
ca0.4693057946069994
it0.4618964514252472
no0.4387135922330097
pt0.43494196701282833
nl0.4207889793362555
sv0.4119516846789574
ms0.39384010484927917
es0.38127090301003347
de0.3554006968641115
pl0.32824981844589685
yo0.3163340724316335
sq0.312267657992565
et0.29871114480667177
hr0.28846153846153844
cs0.2879137798306389
tr0.28405572755417957
sl0.2823894491854151
az0.2762128325508607
lt0.2722265932336742
eu0.2540322580645161
sk0.22268907563025211
hu0.19425087108013936
is0.1935483870967742
vi0.19284467713787085
lv0.17777777777777778
fi0.14903403863845444
be0.07035175879396985
uk0.06376518218623482
reliabletrue
passestrue
7
name"Isabella"
dialogue"Per favore, non capisco... ma per favore aiuti. Ho assistito a qualcosa di terribile e le mie foto potrebbero essere prove."
detectedLang"it"
heavyLang"it"
scores
it0.8134328358208955
fr0.6066863323500492
en0.5937023869984764
ca0.5833333333333334
pt0.5800524934383202
ro0.5740149094781682
es0.54337899543379
no0.5070856438693777
de0.5024875621890548
sl0.50186799501868
yo0.48717948717948717
hr0.4781474233529028
sk0.46773120425815035
tl0.4542974079126876
sq0.4494150034411562
nl0.43661971830985913
da0.4074074074074074
sv0.4038748137108793
cs0.3957703927492447
pl0.3934799090219864
hu0.3730407523510972
lt0.36
et0.34318555008210183
ms0.3049522154648132
az0.24170616113744076
fi0.2366412213740458
vi0.23444976076555024
tr0.21104536489151873
lv0.19678714859437751
eu0.16405433646812956
is0.15074309978768577
reliabletrue
passestrue
8
name"Hunter"
dialogue"That's my phone—it's the station calling about the case. I have to take this and go. We'll figure out a way to talk properly next time. Stay safe."
detectedLang"en"
heavyLang"en"
scores
en0.8178506375227687
tl0.6535796766743649
da0.5533498759305211
no0.47976878612716767
yo0.46492271105826394
fr0.4447871684145589
pl0.4360902255639098
sv0.40711462450592883
ro0.4039735099337748
sq0.3963782696177062
cs0.39475453934095495
hr0.3935309973045822
it0.3910690121786198
de0.3835616438356164
sk0.37413073713490963
nl0.3539124192390524
ca0.32685115931189235
sl0.3135011441647597
ms0.3098159509202454
es0.29522317932654657
pt0.2930086410054988
lt0.2647058823529412
lv0.26108374384236455
vi0.22813036020583194
et0.21328671328671328
hu0.1985752448797863
tr0.18625678119349007
az0.17883211678832117
fi0.13875598086124402
eu0.1362763915547025
is0.13294797687861273
zh0.07881269191402251
be0.07216494845360825
uk0.06542056074766354
reliabletrue
passestrue