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Run: 2026-07-25-01KYCRBQMXFJASYTR8KPB56DZW
Run Details
Model:
Claude Opus 5 (Reasoning, Low)
Test:
Dialogue tags
Scenario:
Write unattributed dialogue
Duration:
11.6s
Cost:
$0.015585
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 over the door gave its usual bronchial rattle, and the smell of scalded sugar rolled out to meet the morning. "You burned the caramel again." "I did not burn it. I *darkened* it. There's a difference, and it's the difference between a tart and a triumph." "Margaret, there's smoke coming out of the display case." "That's steam. Mostly." A pause, a scrape of a tray. "Sit down, I've saved you the corner piece. And don't say you're not hungry, you've been standing outside my window for eleven minutes." "I was thinking." "You were watching the hardware store." "...I was thinking about the hardware store." "Because Denny Vale opened it at half five this morning, and Denny Vale has never done an honest thing before eight o'clock in his life." "You noticed that too." "I notice everything before dawn. It's the only hour nobody lies in." A cup settled into a saucer with a small, decisive click. "He bought two bags of flour off me Tuesday. Denny doesn't bake. Denny doesn't even toast." "Flour." "Fifty pounds of it. Paid cash and asked me not to write it in the book." "And did you?" "Of course I wrote it in the book. Eat your tart."
created_at
"2026-07-25T13:45:15.173Z"
7/25/2026, 1:45:15 PM
model
"anthropic/claude-opus-5-20260723"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
4429
moderation_latency
(null)
generation_time
11464
tokens_prompt
78
tokens_completion
381
native_tokens_prompt
107
native_tokens_completion
602
native_tokens_completion_images
(null)
native_tokens_reasoning
83
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"
service_tier
"default"
usage
0.015585
router
(null)
provider_responses
0
endpoint_id
"76cb4608-f48c-483d-8da8-9957fb44244e"
id
"msg_011CdNsorbctQ3hTrTK7yLXD"
is_byok
false
latency
1310
model_permaslug
"anthropic/claude-opus-5-20260723"
provider_name
"Amazon Bedrock"
status
200
user_agent
"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer
(null)
request_id
"req-1784987115-WjemB5FcfY3s6D70cFal"
session_id
(null)
preset_id
(null)
api_type
"completions"
id
"gen-1784987115-nUuv26vZhndUpEAAzkei"
upstream_id
"msg_011CdNsorbctQ3hTrTK7yLXD"
total_cost
0.015585
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Amazon Bedrock"
response_cache_source_id
(null)
data_region
"global"
Evaluation details
Result
Evaluator
Details
Meta Data
100.00%
Count dialogue tags
n/a
neededClean
false
dialogueTags
(empty)