Model

Gemini 3 Pro (Preview)

Test

Data extraction

Scenario

What instrument does Lucy play?

Run ID

2025-11-19-01KACQZ1JG4SSA1CBXKC71M765

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"2025-11-19T00:24:32.967092+00:00" Wednesday, November 19th, 2025 at 12:24:32 AM GMT+00:00
model"google/gemini-3-pro-preview-20251117" 
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1995
moderation_latency(null)
generation_time4906
tokens_prompt69
tokens_completion196
native_tokens_prompt66
native_tokens_completion397
native_tokens_completion_images0
native_tokens_reasoning396
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/" 
is_byokfalse
finish_reason"stop" 
native_finish_reason"STOP" 
usage0.004896
api_type"completions" 
id"gen-1763511867-pSIQ8VomlIQhgEobYY9e" 
upstream_id(null)
total_cost0.004896
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio" 

Evaluation details

Result Evaluator Details Meta Data
Pass Matches text
Case insensitive: bass
 n/a
Pass Matches Regex
/\bbass\b/i
 n/a
100.0000%