Run: 2026-02-25-01KJ94V40QKZDFZWJJ5K1X5J6C

Run Details

Model:
Gemini 2.5 Flash Lite (Reasoning)
Test:
Data extraction
Scenario:
What instrument does Lucy play?
Duration:
8.0s
Cost:
$0.000863
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 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"2026-02-25T00:58:02.656Z" 2/25/2026, 12:58:02 AM
model"google/gemini-2.5-flash-lite"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1229
moderation_latency(null)
generation_time7928
tokens_prompt75
tokens_completion931
native_tokens_prompt66
native_tokens_completion2141
native_tokens_completion_images0
native_tokens_reasoning2141
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"
usage0.000863
router(null)
provider_responses
0
endpoint_id"ce839073-aa24-4f29-8358-15b319bd05ec"
is_byokfalse
latency1229
model_permaslug"google/gemini-2.5-flash-lite"
provider_name"Google AI Studio"
status200
api_type"completions"
id"gen-1771981082-0ZBjdfaIejZxvGQZQCw1"
upstream_id(null)
total_cost0.000863
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
no eval