Run: 2026-07-09-01KX41CP38DD3GTMAGABB9BZTW

Run Details

Duration:
4.2s
Cost:
$0.007032
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 battered the manor windows. At midnight, guests gathered downstairs. Vale raised a crystal glass. Then darkness swallowed every candle. Screams split dining room silence. Lights returned; Vale lay motionless. Her white gloves stained crimson. Nobody noticed the locked door. Reed studied frightened faces silently. Outside, thunder applauded the murderer.
created_at"2026-07-09T18:14:11.827Z" 7/9/2026, 6:14:11 PM
model"openai/gpt-5.6-terra-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3427
moderation_latency(null)
generation_time4073
tokens_prompt46
tokens_completion102
native_tokens_prompt41
native_tokens_completion462
native_tokens_completion_images0
native_tokens_reasoning379
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"
usage0.0070325
router(null)
provider_responses
0
endpoint_id"3cc89000-ae34-4dde-9c7d-5ce009c8af0b"
id"resp_08824b61e2ece827016a4fe4f3e2d881958f1dfc1ca3f2073d"
is_byokfalse
latency252
model_permaslug"openai/gpt-5.6-terra-20260709"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783620851-QRrG6kX5WKorlFpLElR6"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783620851-LdKXxcSEsSG6Xv6M7JTV"
upstream_id"resp_08824b61e2ece827016a4fe4f3e2d881958f1dfc1ca3f2073d"
total_cost0.0070325
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