Run: 2026-04-25-01KQ2JGSA3MSV0AAXNP85XCSXP

Run Details

Model:
DeepSeek V4 Flash (Reasoning)
Test:
Data extraction
Scenario:
Who's the sister?
Duration:
1.6s
Cost:
$0.000018
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"2026-04-25T15:00:52.167Z" 4/25/2026, 3:00:52 PM
model"deepseek/deepseek-v4-flash-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency583
moderation_latency(null)
generation_time1507
tokens_prompt59
tokens_completion34
native_tokens_prompt59
native_tokens_completion35
native_tokens_completion_images(null)
native_tokens_reasoning32
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"
usage0.00001806
router(null)
provider_responses
0
endpoint_id"722e0746-2034-4d6e-a08f-e6271849ee9e"
id"f3210501-4b87-4e6f-9874-5976d9a8a8e3"
is_byokfalse
latency289
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-1777129252-uZBqes9iLPvW8m0r6mRh"
session_id(null)
api_type"completions"
id"gen-1777129252-Dau9QwSENmloLv5ZpVbB"
upstream_id"f3210501-4b87-4e6f-9874-5976d9a8a8e3"
total_cost0.00001806
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