Run: 2026-03-18-01KM09P6T1JT65RRCJDMB5RQN5

Run Details

Model:
GPT-5.4 Nano (Reasoning)
Test:
Data extraction
Scenario:
Indirect birth year
Duration:
958ms
Cost:
$0.000059
Provider:
OpenAI

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"2026-03-18T11:00:58.319Z" 3/18/2026, 11:00:58 AM
model"openai/gpt-5.4-nano-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency880
moderation_latency(null)
generation_time918
tokens_prompt58
tokens_completion1
native_tokens_prompt58
native_tokens_completion38
native_tokens_completion_images0
native_tokens_reasoning30
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"
usage0.0000591
router(null)
provider_responses
0
endpoint_id"0c835f2e-c18d-4e8c-b245-e1e3bd08b97f"
id"resp_0a067646275c8eab0169ba85ea641c8190897594ff77b4eb43"
is_byokfalse
latency232
model_permaslug"openai/gpt-5.4-nano-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-1773831658-GDyQ32pKJSEgkrSrNsfF"
upstream_id"resp_0a067646275c8eab0169ba85ea641c8190897594ff77b4eb43"
total_cost0.0000591
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

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