Run: 2026-10-13-01M4TAETHP7MBDEZ2RB8H2NM6C

Run Details

Duration:
2m 55s
Cost:
$0.079269
Provider:
Fireworks

Evaluation summary

Score Evaluator
Details Link
97.99% 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 lashed the tall windows. Vane entered the old library. That room smelled of almonds. Lord Black lay utterly still. The rigid hand holds violets. The other palm hides two keys. The clocks stopped at eleven. One maid cleaned two glasses. Only one goblet held cyanide. The drive kept no footprints. Vane watched the dark mirror.
created_at"2026-10-13T09:46:47.342Z" 10/13/2026, 9:46:47 AM
model"fireworks/ember-1-20260923"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency606
moderation_latency(null)
generation_time116750
tokens_prompt46
tokens_completion4617
native_tokens_prompt123
native_tokens_completion5260
native_tokens_completion_images(null)
native_tokens_reasoning4617
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)
usage0.079269
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791884807-VFFn4AYxgicmMFRUrCgt"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791884807-kdWLVgGFcLRS83QUeAfx"
upstream_id"chatcmpl-1e5e7920aa4f48b3a538b9730959fe00"
provider_responses
0
endpoint_id"b89a2f05-4051-4446-a9b0-7bc8ae7b7c90"
id"chatcmpl-1e5e7920aa4f48b3a538b9730959fe00"
is_byokfalse
latency606
model_permaslug"fireworks/ember-1-20260923"
provider_name"Fireworks"
status200
total_cost0.079269
cache_discount(null)
upstream_inference_cost0
provider_name"Fireworks"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
97.99% Matches word count n/a
neededCleanfalse
sentences11
wordCounts
05
15
25
35
45
56
65
75
85
95
105