Run: 2026-02-18-01KHQ91B3Z0F0312FR6SS06S3H

Run Details

Model:
Claude Sonnet 4.6
Test:
Data extraction
Scenario:
Indirect birth year
Duration:
1.2s
Cost:
$0.000624
Provider:
Amazon Bedrock

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, which means she was born in **1993**.
created_at"2026-02-18T02:25:02.431965+00:00" 2/18/2026, 2:25:02 AM
model"anthropic/claude-4.6-sonnet-20260217"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency567
moderation_latency203
generation_time913
tokens_prompt58
tokens_completion25
native_tokens_prompt63
native_tokens_completion29
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"
usage0.000624
router(null)
provider_responses
0
id"8904236a-37c0-4e35-aedd-20123adaba9b"
status200
is_byokfalse
latency567
endpoint_id"83d802cb-44f2-45a0-a9d5-cb9bf79777c8"
provider_name"Amazon Bedrock"
model_permaslug"anthropic/claude-4.6-sonnet-20260217"
api_type"completions"
id"gen-1771381501-k3Q6RUhNtEzDmuOApLka"
upstream_id"8904236a-37c0-4e35-aedd-20123adaba9b"
total_cost0.000624
cache_discount(null)
upstream_inference_cost0
provider_name"Amazon Bedrock"

Evaluation details

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