Run: 2026-07-08-01KX1M25AMYQ8H2RK0DMP7NAYN

Run Details

Duration:
6.8s
Cost:
$0.003548
Provider:
xAI

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
The old clock struck midnight. Suddenly a scream filled air. Body found in library shed. Detective arrived quite soon after. Clues pointed to many suspects.
created_at"2026-07-08T19:42:46.618Z" 7/8/2026, 7:42:46 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency518
moderation_latency(null)
generation_time6722
tokens_prompt46
tokens_completion173
native_tokens_prompt241
native_tokens_completion543
native_tokens_completion_images(null)
native_tokens_reasoning508
native_tokens_cached128
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"
usage0.003548
router(null)
provider_responses
0
endpoint_id"0e927811-b1a8-4604-8b86-db5ce6eaa87c"
id"3708cb8a-380c-9f61-badb-0a092e12a5da"
is_byokfalse
latency148
model_permaslug"x-ai/grok-4.5-20260708"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783539766-VgVrgsvUjBLitoZhAuF6"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783539766-RDMipzWQU5npWik2xyXN"
upstream_id"3708cb8a-380c-9f61-badb-0a092e12a5da"
total_cost0.003548
cache_discount0.000192
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
05
15
25
35
45