Run: 2026-10-13-01M4TBDRNQNRK67STTRG6NM0GX

Run Details

Duration:
12.8s
Cost:
$0.012070
Provider:
Fireworks

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 10 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Rain salted the black harbor while tired lanterns blinked awake. Detective Mara Venn found the body beneath the old pier. His silver watch still ticked though his heart had stopped. A single crimson thread clung stubbornly to his velvet cuff. Somewhere above the stairs a hidden door sighed then shut. Mara smiled softly because careful liars always open locked rooms.
created_at"2026-10-13T10:02:43.267Z" 10/13/2026, 10:02:43 AM
model"fireworks/ember-1-20260923"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency480
moderation_latency(null)
generation_time12747
tokens_prompt46
tokens_completion781
native_tokens_prompt123
native_tokens_completion802
native_tokens_completion_images(null)
native_tokens_reasoning714
native_tokens_cached122
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)
usage0.0120696
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791885763-W3IrffTnIXcJ4Art0Vpt"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791885763-f1znKY0xWMS4FuI4P5rN"
upstream_id"chatcmpl-a712638198844143a89d7a5f41be1350"
provider_responses
0
endpoint_id"b89a2f05-4051-4446-a9b0-7bc8ae7b7c90"
id"chatcmpl-a712638198844143a89d7a5f41be1350"
is_byokfalse
latency480
model_permaslug"fireworks/ember-1-20260923"
provider_name"Fireworks"
status200
total_cost0.0120696
cache_discount0.0003294
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
100.00% Matches word count n/a
neededCleanfalse
sentences6
wordCounts
010
110
210
310
410
510