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Run: 2026-03-18-01KM09Z9MQHERGWDH41EZJEB3D
Run Details
Model:
GPT-5.4 Nano (Reasoning)
Test:
Dialogue tags
Scenario:
Write unattributed dialogue
Duration:
1.7s
Cost:
$0.000370
Provider:
OpenAI
Evaluation summary
Score
Evaluator
Details Link
13.53%
Count dialogue tags
(details)
Model input
User/Human
You are an expert novel writer in the cozy mystery genre. Write a scene of about 200 words, with dialogue between two characters. The dialogue should be unattributed, meaning the speaker is not explicitly mentioned. The scene should be set in a small town bakery. Only return the story, nothing else.
Model response
Messages
Meta
AI
The bell over the bakery door chimed, soft as a bedtime song. Cinnamon and warm butter hung in the air, battling the morning draft that kept trying to sneak in from the street. “Morning, Hattie. You look like you’ve been up since sunrise.” “I was up,”
Hattie said
, peering into the oven window like it might confess. “It’s the new pastries. Someone swapped the labels again.” The flour-sack apron on the other woman’s waist creaked as she leaned over the counter. “Swapped how?” “Cherry danishes were meant for Mrs. Donnelly’s bridge club. Now they’re on the shelf beside the lemon tarts, like they’re related.” Hattie slid a tray forward. A smear of red jam marked the edge of one pastry, too fresh to have been baked yesterday. “They could’ve mixed up the order slips.” “They didn’t even bother with the proper boxes.” Hattie tapped the bottom of the tray. A tiny oval of glitter glue clung to the cardboard, the kind kids use for crafts. “Who decorates bakery boxes with glitter?” The other woman’s eyes narrowed toward the receipt book. “Someone who wants to be noticed.” “Or someone who wants us to stop noticing the real clues,”
Hattie said
, lowering her voice. “Like who’s been sneaking in here before the delivery truck arrives.”
created_at
"2026-03-18T11:05:56.133Z"
3/18/2026, 11:05:56 AM
model
"openai/gpt-5.4-nano-20260317"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
408
moderation_latency
(null)
generation_time
1474
tokens_prompt
81
tokens_completion
348
native_tokens_prompt
67
native_tokens_completion
285
native_tokens_completion_images
0
native_tokens_reasoning
0
native_tokens_cached
0
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"completed"
usage
0.00036965
router
(null)
provider_responses
0
endpoint_id
"0c835f2e-c18d-4e8c-b245-e1e3bd08b97f"
id
"resp_077250e6322ce49d0169ba87142f348195b15224e5cb9e6714"
is_byok
false
latency
226
model_permaslug
"openai/gpt-5.4-nano-20260317"
provider_name
"OpenAI"
status
200
user_agent
"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer
(null)
api_type
"completions"
id
"gen-1773831956-jkSfjhOGlL6Eu4245JjT"
upstream_id
"resp_077250e6322ce49d0169ba87142f348195b15224e5cb9e6714"
total_cost
0.00036965
cache_discount
(null)
upstream_inference_cost
0
provider_name
"OpenAI"
Evaluation details
Result
Evaluator
Details
Meta Data
13.53%
Count dialogue tags
n/a
neededClean
false
dialogueTags
0
"Hattie said"
1
"Hattie said"