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Run: 2026-07-25-01KYCR603W7S37EKT7JVB5MDNN
Run Details
Model:
Claude Opus 5 (Reasoning, Low)
Test:
Dialogue tags
Scenario:
Write unattributed dialogue
Duration:
10.6s
Cost:
$0.012260
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 jangled, and a gust of November air rolled across the flour-dusted floor. "You're early. The cinnamon twists won't be out till nine." "I didn't come for the twists. I came because Delia Rourke's car was parked behind the church at two in the morning, and you're the only person in this town who's awake at two in the morning." "I'm awake because bread doesn't rise on its own, not because I've taken up spying on the widowed." "So you did see her." "I saw a car. I saw a coat. I saw somebody carrying a box that was too heavy for them, which is why I nearly went out to help, and then I thought better of it." "Why?" "Because the box had Harold Pettigrew's name stenciled on the side, and Harold Pettigrew has been dead since August." A long pause. Somewhere in the back, an oven timer ticked toward zero. "You could have mentioned that yesterday." "You could have asked me yesterday. Instead you sat right there eating two scones and telling me about your sister's gallbladder." "That was a very serious gallbladder." "Sit down. I'll pour the coffee. And close the door — you're letting all the warm out."
created_at
"2026-07-25T13:42:07.237Z"
7/25/2026, 1:42:07 PM
model
"anthropic/claude-opus-5-20260723"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
4509
moderation_latency
(null)
generation_time
10410
tokens_prompt
78
tokens_completion
353
native_tokens_prompt
107
native_tokens_completion
469
native_tokens_completion_images
(null)
native_tokens_reasoning
61
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
0.01226
router
(null)
provider_responses
0
endpoint_id
"76cb4608-f48c-483d-8da8-9957fb44244e"
id
"msg_011CdNsa1keT9PRgdc2tWaej"
is_byok
false
latency
1818
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-1784986927-boXKK4RdoYe94SxvryXh"
session_id
(null)
preset_id
(null)
api_type
"completions"
id
"gen-1784986927-O28LKjXVfRcIvXMzWOSz"
upstream_id
"msg_011CdNsa1keT9PRgdc2tWaej"
total_cost
0.01226
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)