Run: 2026-02-20-01KHY957V2E146JA0XN78HWYXG

Run Details

Model:
Grok 4
Test:
Data extraction
Scenario:
Indirect birth year
Duration:
4.8s
Cost:
$0.003149
Provider:
xAI

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"2026-02-20T19:41:49.805Z" 2/20/2026, 7:41:49 PM
model"x-ai/grok-4-07-09" 4/7/2009, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency4720
moderation_latency(null)
generation_time4792
tokens_prompt58
tokens_completion1
native_tokens_prompt736
native_tokens_completion173
native_tokens_completion_images0
native_tokens_reasoning171
native_tokens_cached735
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"
usage0.00314925
router(null)
provider_responses
0
endpoint_id"d40bef9d-6936-4c57-9749-bf7399de4a77"
id"6a079ab6-e012-413b-2929-c3dd606a9de4"
is_byokfalse
latency71
model_permaslug"x-ai/grok-4-07-09" 4/7/2009, 12:00:00 AM
provider_name"xAI"
status200
api_type"completions"
id"gen-1771616509-k1XFuUtXFQBaRvuPl56k"
upstream_id"6a079ab6-e012-413b-2929-c3dd606a9de4"
total_cost0.00314925
cache_discount0.00165375
upstream_inference_cost0
provider_name"xAI"

Evaluation details

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