Run: 2026-10-13-01M4TBMCNF0ZGKGH8E6RE6P811

Run Details

Duration:
9.8s
Cost:
$0.008275
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 5 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Rain hammered the empty pier. Detective Mara Voss arrived late. Blue lights cut through fog. A body lay beneath canvas. No one dared to breathe. The victim knew her name. Mara knelt beside cold hands. One silver cufflink was missing. The tide erased every footprint. Someone wanted the harbor silent.
created_at"2026-10-13T10:06:20.344Z" 10/13/2026, 10:06:20 AM
model"fireworks/ember-1-20260923"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency584
moderation_latency(null)
generation_time9782
tokens_prompt46
tokens_completion457
native_tokens_prompt123
native_tokens_completion549
native_tokens_completion_images(null)
native_tokens_reasoning457
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)
usage0.0082746
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791885980-FNAsOYkvpo9xF6bq3hIj"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791885980-roLOxgSz3XrcfaM3zy24"
upstream_id"chatcmpl-543e416f689f4b8794f53b382d728ada"
provider_responses
0
endpoint_id"b89a2f05-4051-4446-a9b0-7bc8ae7b7c90"
id"chatcmpl-543e416f689f4b8794f53b382d728ada"
is_byokfalse
latency584
model_permaslug"fireworks/ember-1-20260923"
provider_name"Fireworks"
status200
total_cost0.0082746
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
sentences10
wordCounts
05
15
25
35
45
55
65
75
85
95