Run: 2026-09-03-01M1KCQGAJTV6TKNYCYRBG4R2Z

Run Details

Model:
DeepSeek V4 Flash 0731 (Reasoning, High)
Test:
Data extraction
Scenario:
What instrument does Lucy play?
Duration:
3.3s
Cost:
$0.000060
Provider:
StreamLake

Evaluation summary

Score Evaluator
Details Link
Pass Matches text (details)
Pass Matches Regex (details)
no eval Overall

Model input

User/Human
What instrument does Lucy play based on the following text? Only return the instrument, nothing else. In the school band, there are four instruments: drums, bass, flute, trumped. John plays the drums, Mary plays the flute, and Pete plays the trumpet. Lucy doesn't play a wind instrument.

Model response

AI
bass
created_at"2026-09-03T10:23:44.482Z" 9/3/2026, 10:23:44 AM
model"deepseek/deepseek-v4-flash-20260731"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1076
moderation_latency(null)
generation_time1703
tokens_prompt74
tokens_completion108
native_tokens_prompt145
native_tokens_completion102
native_tokens_completion_images(null)
native_tokens_reasoning98
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)
usage0.000059532
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788431024-7iiA65sUhOg2HVeiGHJ7"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788431024-CqX4T9NA2mCSjOIHQlGu"
upstream_id"req-9qjexg-1788431026220227607"
provider_responses
0
endpoint_id"f954a48e-1c90-433b-9348-4720f8030331"
is_byokfalse
latency214
model_permaslug"deepseek/deepseek-v4-flash-20260731"
provider_name"OpenInference"
status429
1
endpoint_id"14c4df90-c7af-42ff-99e7-69d62a89e7d5"
is_byokfalse
latency1348
model_permaslug"deepseek/deepseek-v4-flash-20260731"
provider_name"AkashML"
status429
2
endpoint_id"d880a270-04ff-479c-b312-6246c0f985b0"
id"req-9qjexg-1788431026220227607"
is_byokfalse
latency1076
model_permaslug"deepseek/deepseek-v4-flash-20260731"
provider_name"StreamLake"
status200
total_cost0.000059532
cache_discount(null)
upstream_inference_cost0
provider_name"StreamLake"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
Pass Matches text
Case insensitive: bass
 n/a
Pass Matches Regex
/\bbass\b/i
 n/a
no eval