Model

MoonshotAI: Kimi K2.5

Test

N-Length Sentences

Scenario

Write sentences with 5 words each

Run ID

2026-02-08-01KGYYRPBWCZAJ93B92YYQF9XQ

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 body lay very still. Blood pooled beneath the head. Rain tapped against the window. Detective Miller entered the room. Shadows danced upon the walls. Someone switched off the lights. The victim wore crimson silk. A blade pierced the heart. Miller checked his gold watch. Midnight had come and gone. Footsteps echoed down the hallway. The killer remained very near.
created_at"2026-02-08T15:44:31.85213+00:00" Sunday, February 8th, 2026 at 3:44:31 PM GMT+00:00
model"moonshotai/kimi-k2.5-0127" 
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency843
moderation_latency(null)
generation_time45378
tokens_prompt35
tokens_completion2264
native_tokens_prompt42
native_tokens_completion2288
native_tokens_completion_images(null)
native_tokens_reasoning2065
native_tokens_cached42
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"stop" 
usage0.0068682
router(null)
provider_responses
0
id"chatcmpl-6988af316d26d9fc0afb8905" 
status200
is_byokfalse
latency843
endpoint_id"49762299-66fd-4514-b0ee-c9e11e231e3b" 
provider_name"Moonshot AI" 
model_permaslug"moonshotai/kimi-k2.5-0127" 
api_type"completions" 
id"gen-1770565425-FQFVSf810F2tHV0RIZIm" 
upstream_id"chatcmpl-6988af316d26d9fc0afb8905" 
total_cost0.0068682
cache_discount0.000021
upstream_inference_cost0
provider_name"Moonshot AI" 

Evaluation details

Result Evaluator Details Meta Data
100.0000% Matches word count n/a
neededCleanfalse
sentences12
wordCounts
05
15
25
35
45
55
65
75
85
95
105
115