Run: 2026-05-19-01KS0TV3KVME7N6XQXZB07ZQ5D

Run Details

Duration:
8.2s
Cost:
$0.017381
Provider:
Google AI Studio

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 drummed on the window. Lord Black lay quite dead. No wounds marked his skin. Inspector Vance stepped inside slowly. A broken glass lay nearby. Smells of bitter almonds lingered. The locked door was intact. Only one key existed now. The killer was still inside.
created_at"2026-05-19T19:19:13.791Z" 5/19/2026, 7:19:13 PM
model"google/gemini-3.5-flash-20260519"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1254
moderation_latency(null)
generation_time8143
tokens_prompt46
tokens_completion492
native_tokens_prompt37
native_tokens_completion1925
native_tokens_completion_images0
native_tokens_reasoning1869
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"standard"
usage0.0173805
router(null)
provider_responses
0
endpoint_id"bd50061c-e1d8-469e-96b1-d322e77378f8"
id"sbcMarq8Oc3ojrEPtbm26Q4"
is_byokfalse
latency1254
model_permaslug"google/gemini-3.5-flash-20260519"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.15.0; linux; x64))"
http_referer(null)
request_id"req-1779218353-zc6xLwkSnRoHvCZAcQCe"
session_id(null)
api_type"completions"
id"gen-1779218353-lL8L8cpCGnqIOTlXZnlc"
upstream_id"sbcMarq8Oc3ojrEPtbm26Q4"
total_cost0.0173805
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences9
wordCounts
05
15
25
35
45
55
65
75
85