Run: 2026-07-09-01KX400VQW14CXZDGMV45K76PN

Run Details

Duration:
3.5s
Cost:
$0.005998
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 manor windows. At midnight, Sir Alistair screamed. Guests froze beneath the chandelier. Darkness swallowed every frightened face. Lightning revealed blood near Alistair. Nobody moved until candles returned. His locked study stood open. Inspector Vale noticed muddy footprints. They ended beneath the piano. Outside, the clock struck thirteen.
created_at"2026-07-09T17:50:15.812Z" 7/9/2026, 5:50:15 PM
model"openai/gpt-5.6-terra-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3185
moderation_latency(null)
generation_time3354
tokens_prompt46
tokens_completion102
native_tokens_prompt41
native_tokens_completion393
native_tokens_completion_images0
native_tokens_reasoning311
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"
usage0.0059975
router(null)
provider_responses
0
endpoint_id"3cc89000-ae34-4dde-9c7d-5ce009c8af0b"
id"resp_01d79a6e6911e136016a4fdf57e13481958da66830e2d1c0ba"
is_byokfalse
latency192
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-1783619415-XZ9WpvPHegV3f0GxaGQ8"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783619415-h3br0ifi9V3ovZQqROPq"
upstream_id"resp_01d79a6e6911e136016a4fdf57e13481958da66830e2d1c0ba"
total_cost0.0059975
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