Run: 2026-07-01-01KWEA2QM9T3H7XPCCWKYDFTE8

Run Details

Duration:
10.3s
Cost:
$0.010020
Provider:
Amazon Bedrock

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 hard on Blackwood. The manor stood dark tonight. Lord Ashford lay dead upstairs. Blood pooled beneath his body. Detective Hale arrived past midnight. Butler wept quietly near door. Nobody had heard a scream. Yet everyone seemed hiding something. Hale lit his old pipe. The investigation had only begun.
created_at"2026-07-01T07:42:45.398Z" 7/1/2026, 7:42:45 AM
model"anthropic/claude-sonnet-5-20260630"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3990
moderation_latency(null)
generation_time10227
tokens_prompt46
tokens_completion197
native_tokens_prompt60
native_tokens_completion990
native_tokens_completion_images(null)
native_tokens_reasoning103
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"end_turn"
service_tier"default"
usage0.01002
router(null)
provider_responses
0
endpoint_id"37b16f45-eeae-45f3-9b85-2137f7c6d61b"
id"msg_014jit6czz7jKtEoGNY35M72"
is_byokfalse
latency1699
model_permaslug"anthropic/claude-sonnet-5-20260630"
provider_name"Amazon Bedrock"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.17.0; linux; x64))"
http_referer(null)
request_id"req-1782891765-XNqvjLZ1Uy68O6RtuQR8"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1782891765-7juhhjWSxxrolykV03Vv"
upstream_id"msg_014jit6czz7jKtEoGNY35M72"
total_cost0.01002
cache_discount(null)
upstream_inference_cost0
provider_name"Amazon Bedrock"
response_cache_source_id(null)
data_region"global"

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