Run: 2026-04-24-01KQ0AEF8KE4VZNCTB8W4WHEM5

Run Details

Duration:
53.7s
Cost:
$0.001437
Provider:
SiliconFlow

Evaluation summary

Score Evaluator
Details Link
36.73% 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 butler discovered the wealthy businessman's body lying motionless in the dark library at midnight. Blood pooled around the victim's head, staining the expensive Persian rug with crimson streaks that glistened in the moonlight. The murder weapon, a heavy crystal decanter, lay shattered near the mahogany desk with sharp edges glinting ominously in the shadows. Detective Miller arrived at the grand estate just as dawn broke over the horizon, casting long shadows across the manicured gardens. The family gathered silently in the drawing room, their faces pale with shock and fear as they awaited the detective's arrival. Each family member had secret reasons to want the patriarch dead, their motives carefully hidden behind well-practiced polite smiles. The violent storm outside rattled the tall windows, mirroring the tension growing within the walls of the isolated mansion. Time was running out quickly as the clever killer could still be hiding among them in plain sight, waiting for the perfect moment. The first crucial clue was discovered by the curious family cat, who pawed insistently at a strange unfamiliar button near the victim's body. As Detective Miller carefully examined the growing evidence, he realized this murder was far more complex than it first appeared to anyone present.
created_at"2026-04-24T18:01:18.887Z" 4/24/2026, 6:01:18 PM
model"z-ai/glm-4.5-air"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1304
moderation_latency(null)
generation_time53633
tokens_prompt46
tokens_completion2029
native_tokens_prompt40
native_tokens_completion1665
native_tokens_completion_images(null)
native_tokens_reasoning1418
native_tokens_cached0
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"stop"
usage0.0014375
router(null)
provider_responses
0
endpoint_id"f7dc79ca-bbbd-41a1-8eef-616d981ff1cb"
id"019dc0a74512d3d64a6479b552307850"
is_byokfalse
latency1304
model_permaslug"z-ai/glm-4.5-air"
provider_name"SiliconFlow"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777053678-XpAW5UngleSZvmp5Bm0z"
session_id(null)
api_type"completions"
id"gen-1777053678-6h50EvpwFz70bSOkORQO"
upstream_id"019dc0a74512d3d64a6479b552307850"
total_cost0.0014375
cache_discount(null)
upstream_inference_cost0
provider_name"SiliconFlow"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
36.73% Matches word count n/a
neededCleanfalse
sentences10
wordCounts
015
119
221
321
421
519
619
723
823
923