Run: 2026-02-18-01KHQ91FV7V65D8XG7Y359T2RJ

Run Details

Model:
Claude Sonnet 4.6
Test:
Data extraction
Scenario:
Indirect birth year
Duration:
893ms
Cost:
$0.000609
Provider:
Anthropic

Evaluation summary

Score Evaluator
Details Link
Fail 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
Based on the information provided, Sarah turned 30 in 2023, so she was born in **1993**.
created_at"2026-02-18T02:25:07.326263+00:00" 2/18/2026, 2:25:07 AM
model"anthropic/claude-4.6-sonnet-20260217"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency424
moderation_latency(null)
generation_time841
tokens_prompt58
tokens_completion22
native_tokens_prompt63
native_tokens_completion28
native_tokens_completion_images(null)
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"stop"
usage0.000609
router(null)
provider_responses
0
id"msg_017NZpqs57PxAwT2eXsWGdnL"
status200
is_byokfalse
latency421
endpoint_id"6d408764-7dd7-4626-bb87-a6cc1589bc86"
provider_name"Anthropic"
model_permaslug"anthropic/claude-4.6-sonnet-20260217"
api_type"completions"
id"gen-1771381505-QqSRRPB0mFp6SoAKjSlP"
upstream_id"msg_017NZpqs57PxAwT2eXsWGdnL"
total_cost0.000609
cache_discount(null)
upstream_inference_cost0
provider_name"Anthropic"

Evaluation details

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