Run: 2026-02-16-01KHKA1S036T3TPSD7EYQXS5E6

Run Details

Model:
GPT-5 Nano
Test:
Data extraction
Scenario:
What instrument does Lucy play?
Duration:
4.2s
Cost:
$0.000121
Provider:
OpenAI

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"2026-02-16T13:25:51.013028+00:00" 2/16/2026, 1:25:51 PM
model"openai/gpt-5-nano-2025-08-07"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency4183
moderation_latency(null)
generation_time4210
tokens_prompt75
tokens_completion1
native_tokens_prompt67
native_tokens_completion295
native_tokens_completion_images0
native_tokens_reasoning256
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"completed"
usage0.00012135
router(null)
provider_responses
0
id"resp_055072bb1f426fa40169931ada3da08196b7935d495b7461bc"
status200
is_byokfalse
latency141
endpoint_id"50329d77-04e1-4979-a184-c33030289476"
provider_name"OpenAI"
model_permaslug"openai/gpt-5-nano-2025-08-07"
api_type"completions"
id"gen-1771248346-FRx8qeQLahQr6u0WNbI4"
upstream_id"resp_055072bb1f426fa40169931ada3da08196b7935d495b7461bc"
total_cost0.00012135
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

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%