Run: 2026-03-12-01KKHZFGQR6R6G4HA1Y3PKG3X7

Run Details

Duration:
759ms
Cost:
$0.000516
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 detective entered the mansion. Blood stained the antique carpet. Silence filled every corner now. He examined the victim's body. Footprints led toward the library. Shadows danced on the walls. A clock ticked ominously nearby. Secrets whispered through the halls. He found a hidden letter. Murder had come calling tonight.
created_at"2026-03-12T21:33:11.293Z" 3/12/2026, 9:33:11 PM
model"x-ai/grok-4.20-beta-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency346
moderation_latency(null)
generation_time707
tokens_prompt46
tokens_completion93
native_tokens_prompt157
native_tokens_completion72
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached128
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.0005156
router(null)
provider_responses
0
endpoint_id"33f49f24-a0de-4dcf-872d-ca514e83fbae"
id"f3ea624a-70f5-2873-fb25-a3876ba9e590"
is_byokfalse
latency304
model_permaslug"x-ai/grok-4.20-beta-20260309"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773351191-akEvu4TfVNVRdhQGPkzm"
upstream_id"f3ea624a-70f5-2873-fb25-a3876ba9e590"
total_cost0.0005156
cache_discount0.0002304
upstream_inference_cost0
provider_name"xAI"

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