Run: 2026-04-24-01KQ05FPPFW2FZQYF99ZM95ENC

Run Details

Duration:
6.6s
Cost:
$0.000865
Provider:
Xiaomi

Evaluation summary

Score Evaluator
Details Link
0.56% 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 grand library was silent except for the slow tick of the antique clock on the mantelpiece. Detective Vance arrived at precisely midnight, responding to the urgent call about the body by the fireplace. The victim was Mr. Alistair Finch, a renowned historian found slumped over his own mahogany desk. His final manuscript lay scattered, but the one thing truly missing was his leather-bound notebook.
created_at"2026-04-24T16:34:36.383Z" 4/24/2026, 4:34:36 PM
model"xiaomi/mimo-v2.5-pro-20260422"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1100
moderation_latency(null)
generation_time6499
tokens_prompt46
tokens_completion341
native_tokens_prompt287
native_tokens_completion261
native_tokens_completion_images(null)
native_tokens_reasoning178
native_tokens_cached256
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"
usage0.0008652
router(null)
provider_responses
0
endpoint_id"5c24ecc9-5ba1-4af0-8877-3402889e7d0a"
id"8f8b2ef25d19450e8a4aa20a550822e5"
is_byokfalse
latency1043
model_permaslug"xiaomi/mimo-v2.5-pro-20260422"
provider_name"Xiaomi"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777048476-2HvUgGEXlK2CX2jq7vqz"
session_id(null)
api_type"completions"
id"gen-1777048476-BgEtBOWmVivmX5lW2ndZ"
upstream_id"8f8b2ef25d19450e8a4aa20a550822e5"
total_cost0.0008652
cache_discount0.0002048
upstream_inference_cost0
provider_name"Xiaomi"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
0.56% Matches word count n/a
neededCleanfalse
sentences4
wordCounts
017
117
216
315