Run: 2026-09-03-01M1KZZ4F15DRE20XXQR4F9K73

Run Details

Duration:
18.5s
Cost:
$0.002362
Provider:
Reka

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
Rain fell on the town. A body lay in mud. Silence covered the quiet street. Detective Mara found the key. Someone had killed the man.
created_at"2026-09-03T15:59:57.417Z" 9/3/2026, 3:59:57 PM
model"qwen/qwen3.8-27b-20260814"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency211
moderation_latency(null)
generation_time18439
tokens_prompt46
tokens_completion851
native_tokens_prompt88
native_tokens_completion918
native_tokens_completion_images(null)
native_tokens_reasoning815
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"
service_tier(null)
usage0.00236202
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788451197-UNw7DVes2ZDqLgzenUDZ"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788451197-tESJKrPKhlie7dyxKoBR"
upstream_id"chatcmpl-26c3748d-0622-43a6-9dcc-4518e0f81080"
provider_responses
0
endpoint_id"15086968-df2f-4d69-86bb-c74c31644bb6"
id"chatcmpl-26c3748d-0622-43a6-9dcc-4518e0f81080"
is_byokfalse
latency211
model_permaslug"qwen/qwen3.8-27b-20260814"
provider_name"Reka"
status200
total_cost0.00236202
cache_discount(null)
upstream_inference_cost0
provider_name"Reka"
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
sentences5
wordCounts
05
15
25
35
45