Run: 2026-05-10-01KR91V2YZ1GD4043D92THE81K

Run Details

Model:
Grok 4.3
Duration:
780ms
Cost:
$0.000199
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
30.12% Matches word count (details)

Model input

User/Human
Please write the opening scene of a murder mystery where each sentence has exactly 10 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
The mysterious fog curled around the old mansion. A scream shattered the silence, startling nearby birds. The detective carefully examined the scene with precision.
created_at"2026-05-10T13:39:46.79Z" 5/10/2026, 1:39:46 PM
model"x-ai/grok-4.3-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency372
moderation_latency(null)
generation_time719
tokens_prompt46
tokens_completion41
native_tokens_prompt157
native_tokens_completion28
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"
usage0.00019905
router(null)
provider_responses
0
endpoint_id"45623cb8-18e5-4b32-8fc4-85d05439982d"
id"8e9580df-19a9-9439-8f6e-e1ace8a68ce2"
is_byokfalse
latency97
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-1778420386-Ln3jKvAT05ZCRuDM5qUh"
session_id(null)
api_type"completions"
id"gen-1778420386-EuYB0iS3ZeAX5rlXIP8T"
upstream_id"8e9580df-19a9-9439-8f6e-e1ace8a68ce2"
total_cost0.00019905
cache_discount0.0000672
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
30.12% Matches word count n/a
neededCleanfalse
sentences3
wordCounts
08
18
28