Run: 2026-03-18-01KM09WVWM9J54JFK9N9JGD5JZ

Run Details

Model:
GPT-5.4 Nano (Reasoning)
Test:
Data extraction
Scenario:
All valid emails
Duration:
3.2s
Cost:
$0.000107
Provider:
OpenAI

Evaluation summary

Score Evaluator
Details Link
Pass Contains a list of texts (details)

Model input

User/Human
Extract all valid email addresses from the text. Return them in a comma-separated list without spaces. Contact information: 1. John Doe - john.doe@example.com 2. Jane Smith - jane@smith-family.net 3. support@company.co.uk 4. info@subdomain.example.org 5. Invalid email: not.an.email.com 6. Another invalid: @missing-username.com

Model response

AI
john.doe@example.com,jane@smith-family.net,support@company.co.uk,info@subdomain.example.org
created_at"2026-03-18T11:04:36.511Z" 3/18/2026, 11:04:36 AM
model"openai/gpt-5.4-nano-20260317"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency3015
moderation_latency(null)
generation_time3071
tokens_prompt89
tokens_completion135
native_tokens_prompt87
native_tokens_completion72
native_tokens_completion_images0
native_tokens_reasoning42
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"
usage0.0001074
router(null)
provider_responses
0
endpoint_id"0c835f2e-c18d-4e8c-b245-e1e3bd08b97f"
id"resp_040e6dc1afa746ee0169ba86c4922c8194b4f6f09405657605"
is_byokfalse
latency220
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-1773831876-cdyOnjFtP3nAdb66lhH5"
upstream_id"resp_040e6dc1afa746ee0169ba86c4922c8194b4f6f09405657605"
total_cost0.0001074
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
Pass Contains a list of texts
john.doe@example.com jane@smith-family.net support@company.co.uk info@subdomain.example.org
john.doe@example.comtrue
jane@smith-family.nettrue
support@company.co.uktrue
info@subdomain.example.orgtrue