Run: 2026-04-25-01KQ2JN2D5B8FVCVFQXPV3GT4R

Run Details

Model:
DeepSeek V4 Flash
Test:
Data extraction
Scenario:
Contextual pronoun
Duration:
887ms
Cost:
$0.000007
Provider:
DeepSeek

Evaluation summary

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

Model input

User/Human
Who does "he" refer to in the last sentence? Only return the name. Tom and Jerry were playing in the yard. Spike, the dog, was watching them from his kennel. Suddenly, he started barking loudly.

Model response

AI
Tom
created_at"2026-04-25T15:03:12.553Z" 4/25/2026, 3:03:12 PM
model"deepseek/deepseek-v4-flash-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency732
moderation_latency(null)
generation_time851
tokens_prompt51
tokens_completion1
native_tokens_prompt50
native_tokens_completion1
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
usage0.00000728
router(null)
provider_responses
0
endpoint_id"722e0746-2034-4d6e-a08f-e6271849ee9e"
id"00ba92e3-a88b-42b0-834b-0f17bdc7f13c"
is_byokfalse
latency278
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-1777129392-WNWbOn33KxCig7JQ2One"
session_id(null)
api_type"completions"
id"gen-1777129392-k7RqtJvV5N0DOKpOQpCy"
upstream_id"00ba92e3-a88b-42b0-834b-0f17bdc7f13c"
total_cost0.00000728
cache_discount(null)
upstream_inference_cost0
provider_name"DeepSeek"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
Fail Matches text
Case sensitive: Spike
 n/a
Fail Matches Regex
/\bSpike\b/
 n/a
no eval