NC Bench
Overview
About
Tests
Categories
Models
Vendors
Compare
Run: 2026-04-24-01KQ0G3QY1K5DCD0QB489NJ68Z
Run Details
Model:
Claude Opus 4.7 (Reasoning)
Test:
Dialogue tags
Scenario:
Write unattributed dialogue
Duration:
6.9s
Cost:
$0.011535
Provider:
Amazon Bedrock
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 above the door jingled as Margaret swept in, flour still dusting her sleeves from the morning rush. "You'll never guess what I found behind the sourdough starter." "Please tell me it's not another mouse. I cannot handle another mouse, Margaret." "Worse. Or better. I haven't decided." "That's not reassuring." "Mrs. Pemberton's missing brooch." "The sapphire one? The one she swore was stolen at the garden club luncheon?" "Tucked right between the jars, wrapped in a napkin from the Rose Café." "The Rose Café closed in April." "Exactly." "So someone hid it here before April, and no one noticed until today?" "Or someone wanted it found today. I moved those jars last Tuesday and there was nothing there, I'd swear on my grandmother's rolling pin." "Which means whoever took it still has a key to this bakery." "Or knows where I keep the spare." "Under the gnome by the back step." "How do you know that?" "Margaret, everyone in town knows that. You told Linda at the quilting circle, and Linda told—" "Oh, for heaven's sake." "Put the kettle on. We're making a list." "Of suspects?" "Of everyone who's ever attended quilting circle."
created_at
"2026-04-24T19:40:18.759Z"
4/24/2026, 7:40:18 PM
model
"anthropic/claude-4.7-opus-20260416"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
839
moderation_latency
(null)
generation_time
6811
tokens_prompt
81
tokens_completion
324
native_tokens_prompt
112
native_tokens_completion
439
native_tokens_completion_images
(null)
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)
num_fetches
(null)
web_search_engine
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"end_turn"
usage
0.011535
router
(null)
provider_responses
0
endpoint_id
"0fa65117-00d9-4835-808d-9b68041d9ce4"
id
"9a729f79-9d82-43d2-8e97-ee3043a1982c"
is_byok
false
latency
839
model_permaslug
"anthropic/claude-4.7-opus-20260416"
provider_name
"Amazon Bedrock"
status
200
user_agent
"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer
(null)
request_id
"req-1777059618-NgvBVvNKjMD3fwGVqRrs"
session_id
(null)
api_type
"completions"
id
"gen-1777059618-2QPyrH30gc53gosRfPzr"
upstream_id
"9a729f79-9d82-43d2-8e97-ee3043a1982c"
total_cost
0.011535
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Amazon Bedrock"
response_cache_source_id
(null)
Evaluation details
Result
Evaluator
Details
Meta Data
100.00%
Count dialogue tags
n/a
neededClean
false
dialogueTags
(empty)