Run: 2026-05-10-01KR917HTSGF4C5KGNRXW8NBY3

Run Details

Model:
Grok 4.3
Duration:
2.5s
Cost:
$0.000292
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
0.00% Matches word count (details)

Model input

User/Human
Please write the opening scene of a murder mystery where each sentence has exactly 20 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
The candlelight flickered uncertainly throughout the grand dining hall, casting eerie shadows upon polished surfaces. The host's sudden collapse startled dinner guests into collective gasps of disbelief and terror. Thick crimson liquid spread slowly across gleaming mahogany floors beneath crystal chandeliers. A collective chill swept through the elegant room as realization dawned upon everyone present.
created_at"2026-05-10T13:29:06.656Z" 5/10/2026, 1:29:06 PM
model"x-ai/grok-4.3-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency683
moderation_latency(null)
generation_time2406
tokens_prompt46
tokens_completion102
native_tokens_prompt157
native_tokens_completion65
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached64
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"
usage0.00029155
router(null)
provider_responses
0
endpoint_id"45623cb8-18e5-4b32-8fc4-85d05439982d"
id"fa4bbffd-2e9c-9140-a70f-06faf7a09ced"
is_byokfalse
latency148
model_permaslug"x-ai/grok-4.3-20260430"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1778419746-ljZbm62CyX1HZHjy54RJ"
session_id(null)
api_type"completions"
id"gen-1778419746-p3o4XybKggY0khtNXXAH"
upstream_id"fa4bbffd-2e9c-9140-a70f-06faf7a09ced"
total_cost0.00029155
cache_discount0.0000672
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
0.00% Matches word count n/a
neededCleanfalse
sentences4
wordCounts
015
114
212
314