Run: 2026-05-10-01KR91RZ0B0MP0FMT7NFZCDG88

Run Details

Model:
Gemini 3.1 Flash Lite (Reasoning)
Test:
Data extraction
Scenario:
Indirect birth year
Duration:
609ms
Cost:
$0.000021
Provider:
Google AI Studio

Evaluation summary

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

Model input

User/Human
What year was Sarah born? Only return the year as a four-digit number. In 2023, Sarah celebrated her 30th birthday with a big party. Her younger sister, who is 5 years younger, couldn't attend because she was studying abroad.

Model response

AI
1993
created_at"2026-05-10T13:38:37.203Z" 5/10/2026, 1:38:37 PM
model"google/gemini-3.1-flash-lite-20260507"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency477
moderation_latency(null)
generation_time499
tokens_prompt58
tokens_completion1
native_tokens_prompt60
native_tokens_completion4
native_tokens_completion_images0
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"
service_tier"standard"
usage0.000021
router(null)
provider_responses
0
endpoint_id"237af107-d2e9-46c7-b146-c74d75980dee"
id"XYoAarDwF9isz7IPku-p2Qk"
is_byokfalse
latency477
model_permaslug"google/gemini-3.1-flash-lite-20260507"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1778420317-HfUPbpUeP0Sw9Ep8wNNM"
session_id(null)
api_type"completions"
id"gen-1778420317-YzbET6rQUCzuhF8Pq0cc"
upstream_id"XYoAarDwF9isz7IPku-p2Qk"
total_cost0.000021
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
Pass Matches text
Case sensitive: 1993
 n/a
Pass Matches Regex
/\b1993\b/
 n/a
no eval