Run: 2026-03-18-01KM0AT5W4KJKZVRQMBZ1P8VXW

Run Details

Duration:
970ms
Cost:
$0.000073
Provider:
OpenAI

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"2026-03-18T11:20:37.008Z" 3/18/2026, 11:20:37 AM
model"openai/gpt-5.4-mini-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency872
moderation_latency(null)
generation_time928
tokens_prompt75
tokens_completion1
native_tokens_prompt67
native_tokens_completion5
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)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.00007275
router(null)
provider_responses
0
endpoint_id"9ee065b2-3d1c-43bc-bdd7-28af3b148282"
id"resp_0b35b66b5ef1caf90169ba8a85157c8193ad60dbb4b02476fe"
is_byokfalse
latency203
model_permaslug"openai/gpt-5.4-mini-20260317"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773832837-nmjfbL6IkfLZ6Cb54RiK"
upstream_id"resp_0b35b66b5ef1caf90169ba8a85157c8193ad60dbb4b02476fe"
total_cost0.00007275
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
no eval