Run: 2026-04-25-01KQ2E2VS4P8090KZRN9JF70VK

Run Details

Model:
DeepSeek V4 Flash (Reasoning)
Test:
Data extraction
Scenario:
Who's the sister?
Duration:
1.1s
Cost:
$0.000019
Provider:
DeepSeek

Evaluation summary

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

Model input

User/Human
Who is the sister of Sandie based on the following text? Only return the name, nothing else. Sandie has a doll named Lulu, she carries it around all day. She says she's her little sister, but her actual sister's name is Cassie.

Model response

AI
Cassie
created_at"2026-04-25T13:43:21.64Z" 4/25/2026, 1:43:21 PM
model"deepseek/deepseek-v4-flash-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency552
moderation_latency(null)
generation_time1085
tokens_prompt59
tokens_completion36
native_tokens_prompt59
native_tokens_completion38
native_tokens_completion_images(null)
native_tokens_reasoning35
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"
usage0.0000189
router(null)
provider_responses
0
endpoint_id"722e0746-2034-4d6e-a08f-e6271849ee9e"
id"41ea91be-2b1c-4599-bb1a-a2de1df82a3e"
is_byokfalse
latency276
model_permaslug"deepseek/deepseek-v4-flash-20260423"
provider_name"DeepSeek"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777124601-0Bq81kca0o4Mp3L2oVFI"
session_id(null)
api_type"completions"
id"gen-1777124601-6DmtyC09XXchO1Yr2j4M"
upstream_id"41ea91be-2b1c-4599-bb1a-a2de1df82a3e"
total_cost0.0000189
cache_discount(null)
upstream_inference_cost0
provider_name"DeepSeek"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
Pass Matches text
Case sensitive: Cassie
 n/a
Pass Matches Regex
/\bCassie\b/
 n/a
no eval