Run: 2026-09-23-01M36T4AFY8T4DWA7EK9X2EJQQ

Run Details

Duration:
10.0s
Cost:
$0.004352
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 library door stood ajar. A single lamp burned low. Blood stained the Persian rug. Detective Mara stepped inside carefully. The victim lay face down. His hand clutched a letter. Rain hammered the tall windows. Silence followed every careful footstep. Something watched from the shadows. The case had just begun.
created_at"2026-09-23T09:39:12.007Z" 9/23/2026, 9:39:12 AM
model"x-ai/grok-4.7-20260916"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency574
moderation_latency(null)
generation_time9976
tokens_prompt46
tokens_completion203
native_tokens_prompt1277
native_tokens_completion769
native_tokens_completion_images(null)
native_tokens_reasoning707
native_tokens_cached1152
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"
usage0.004352
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.20.0; linux; x64))"
http_referer(null)
request_id"req-1790156352-dx0qvqiv6LZOBbLxdmMl"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790156352-A3tI7dmaZd2luvH1p6A8"
upstream_id"b8e26254-d37f-91ca-b022-3120372ac6f9"
provider_responses
0
endpoint_id"c942f37a-87e1-4fa8-83d0-8c67fda4fb4a"
id"b8e26254-d37f-91ca-b022-3120372ac6f9"
is_byokfalse
latency192
model_permaslug"x-ai/grok-4.7-20260916"
provider_name"xAI"
status200
total_cost0.004352
cache_discount0.0013824
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

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