Run: 2026-09-23-01M36R6E35MJ0YH55XMZV46Z45

Run Details

Duration:
6.2s
Cost:
$0.000306
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 tapped against the manor. Inspector Vale arrived before midnight. Every window glowed except one. Inside, the guests stood trembling. Lord Ashcombe lay beside roses. His silver watch had stopped. At twelve, someone screamed upstairs. Vale noticed muddy footprints retreating. They stopped outside the library. The library door remained locked. Then someone knocked from within.
created_at"2026-09-23T09:05:24.079Z" 9/23/2026, 9:05:24 AM
model"openai/gpt-6-luna-20260922"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency5969
moderation_latency(null)
generation_time6192
tokens_prompt46
tokens_completion103
native_tokens_prompt41
native_tokens_completion603
native_tokens_completion_images0
native_tokens_reasoning516
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"
usage0.0003056
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1790154324-7jc41WiJiGVcKmkltQiR"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790154324-HiCeg55Jy3irO5UK9GgG"
upstream_id"resp_047e3026b69efd26016ab396543c6c87d1a03c1700894a16a4"
provider_responses
0
endpoint_id"05e94e02-b9c2-4bbb-ba55-4082ee9ad687"
id"resp_047e3026b69efd26016ab396543c6c87d1a03c1700894a16a4"
is_byokfalse
latency973
model_permaslug"openai/gpt-6-luna-20260922"
provider_name"OpenAI"
status200
total_cost0.0003056
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
sentences11
wordCounts
05
15
25
35
45
55
65
75
85
95
105