Run: 2026-09-23-01M36RFHDFVD0YFD2VYAXRDA2N

Run Details

Duration:
7.2s
Cost:
$0.000325
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 stitched silver across Blackwood. Detective Vale arrived before dawn. The front door stood open. Inside, every clock had stopped. Ashcombe lay beside the stairs. His gloves were soaked crimson. A violin rested silently downstairs. Vale noticed one missing button. Then someone laughed softly upstairs.
created_at"2026-09-23T09:10:22.399Z" 9/23/2026, 9:10:22 AM
model"openai/gpt-6-luna-20260922"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency6906
moderation_latency(null)
generation_time7166
tokens_prompt46
tokens_completion79
native_tokens_prompt41
native_tokens_completion642
native_tokens_completion_images0
native_tokens_reasoning578
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"
usage0.0003251
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1790154622-J34hptgTknkIu3Qgl4y0"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790154622-ssONPrlXcwkcxZ9pRdP8"
upstream_id"resp_05cd6c845c446242016ab3977eb00887d1a4565f6f6d27dc8b"
provider_responses
0
endpoint_id"05e94e02-b9c2-4bbb-ba55-4082ee9ad687"
id"resp_05cd6c845c446242016ab3977eb00887d1a4565f6f6d27dc8b"
is_byokfalse
latency1346
model_permaslug"openai/gpt-6-luna-20260922"
provider_name"OpenAI"
status200
total_cost0.0003251
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences9
wordCounts
05
15
25
35
45
55
65
75
85