Run: 2026-07-09-01KX400YB3EJTZAX8FB0TWPS6Z

Run Details

Duration:
2.3s
Cost:
$0.002215
Provider:
OpenAI

Evaluation summary

Score Evaluator
Details Link
100.00% Matches word count (details)

Model input

User/Human
Please write the opening scene of a murder mystery where each sentence has exactly 5 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Rain polished the empty streets. Inspector Vale approached Blackthorn Manor. Thunder rattled its dark windows. Inside, twelve guests waited silently. Their host lay strangely still. Blood stained his ivory cuff. The fireplace held fresh ashes. Someone had burned the evidence. Vale counted every anxious face. Only eleven guests met him.
created_at"2026-07-09T17:50:18.476Z" 7/9/2026, 5:50:18 PM
model"openai/gpt-5.6-sol-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency782
moderation_latency(null)
generation_time2190
tokens_prompt46
tokens_completion100
native_tokens_prompt41
native_tokens_completion67
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
service_tier"default"
usage0.002215
router(null)
provider_responses
0
endpoint_id"a54c5de0-89bf-4ad7-a212-cf977eed918a"
id"resp_09b326853fb13be1016a4fdf5a8b708190939794294d964e72"
is_byokfalse
latency232
model_permaslug"openai/gpt-5.6-sol-20260709"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783619418-ePcSderR6vDc0MlADA4Q"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783619418-VEvQm6ijuBXgrTDbEY7Y"
upstream_id"resp_09b326853fb13be1016a4fdf5a8b708190939794294d964e72"
total_cost0.002215
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences10
wordCounts
05
15
25
35
45
55
65
75
85
95