Run: 2026-07-09-01KX403ECXCX7GY98VAV7H28KY

Run Details

Duration:
4.1s
Cost:
$0.007737
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 Blackthorn Manor's windows. Twelve guests watched dinner cool. Alistair slumped beside untouched soup. His silver spoon gleamed accusingly. No wound marked his collar. Yet blood darkened the tablecloth. Vale checked the locked door. Every guest still held keys. The grandfather clock chimed thirteen. Someone laughed behind the curtains.
created_at"2026-07-09T17:51:40.454Z" 7/9/2026, 5:51:40 PM
model"openai/gpt-5.6-terra-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3797
moderation_latency(null)
generation_time4007
tokens_prompt46
tokens_completion99
native_tokens_prompt41
native_tokens_completion509
native_tokens_completion_images0
native_tokens_reasoning423
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"
usage0.0077375
router(null)
provider_responses
0
endpoint_id"3cc89000-ae34-4dde-9c7d-5ce009c8af0b"
id"resp_0ba5ab25e5bf4aab016a4fdfac84bc8196bd3120a98e224f83"
is_byokfalse
latency280
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-1783619500-8CE5IbYU9ZojD9omq0Pj"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783619500-xHtLA5107KJ13L5TJqmE"
upstream_id"resp_0ba5ab25e5bf4aab016a4fdfac84bc8196bd3120a98e224f83"
total_cost0.0077375
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