NC Bench
Overview
About
Tests
Categories
Models
Vendors
Compare
Run: 2026-03-09-01KKAC2N3XJFD59T50E9X2EF48
Run Details
Model:
GPT-5.4 (Reasoning, Low)
Test:
Dialogue tags
Scenario:
Write unattributed dialogue
Duration:
10.0s
Cost:
$0.005882
Provider:
OpenAI
Evaluation summary
Score
Evaluator
Details Link
100.00%
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 gave its usual cheerful jingle, though the mood inside Buttercup Lane Bakes was anything but cheerful. Cinnamon and warm sugar still hung in the air, but the tray of blackberry scones on the counter had gone untouched. “You rearranged the biscuit tins.” “They needed rearranging.” “No, they needed leaving alone. Mabel always kept the ginger snaps by the till.” “Mabel also never labeled the flour properly, and now half the town thinks I’ve sold them rye instead of whole wheat.” A dusting of flour clung to the glass case, catching the pale morning light. Outside, bicycles leaned against flower boxes, and Main Street carried on as if the police cart parked at the curb weren’t the most exciting thing to happen in years. “Did you hear what Officer Bell said?” “I heard enough.” “He found Mr. Pritchard’s ledger in the proofing drawer.” “That doesn’t make me feel better.” “It should. It means someone wanted it hidden here.” “Or wanted it found here.” The espresso machine hissed like an indignant cat. “You think one of our customers planted it?” “I think in a town this small, the person who smiles while buying a lemon bun can still be keeping secrets.” “That sounds unkind.” “That sounds accurate.” A pause settled between them while the old wall clock ticked above the bread shelves. “Do you still want me to ice the birthday cake?” “Yes. Blue roses.” “For the mayor’s wife?” “For the woman most likely to tell us who was in the bakery after closing.”
created_at
"2026-03-09T22:39:25.83Z"
3/9/2026, 10:39:25 PM
model
"openai/gpt-5.4-20260305"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
3214
moderation_latency
(null)
generation_time
9891
tokens_prompt
81
tokens_completion
555
native_tokens_prompt
67
native_tokens_completion
381
native_tokens_completion_images
0
native_tokens_reasoning
55
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
0.0058825
router
(null)
provider_responses
0
endpoint_id
"9ff5625c-403f-4d7f-b895-58ac7295062c"
id
"resp_00b79e0055a3e5910169af4c1de2d4819580872df6bf551639"
is_byok
false
latency
225
model_permaslug
"openai/gpt-5.4-20260305"
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-1773095965-T8DR0Q2qnO21W94Hg5tl"
upstream_id
"resp_00b79e0055a3e5910169af4c1de2d4819580872df6bf551639"
total_cost
0.0058825
cache_discount
(null)
upstream_inference_cost
0
provider_name
"OpenAI"
Evaluation details
Result
Evaluator
Details
Meta Data
100.00%
Count dialogue tags
n/a
neededClean
false
dialogueTags
(empty)