Run: 2026-02-20-01KHY8ZDYEWH6TTE705XYSMW76

Run Details

Model:
Grok 4
Test:
Data extraction
Scenario:
Indirect birth year
Duration:
4.8s
Cost:
$0.003380
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"2026-02-20T19:38:39.449Z" 2/20/2026, 7:38:39 PM
model"x-ai/grok-4-07-09" 4/7/2009, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency4712
moderation_latency(null)
generation_time4803
tokens_prompt58
tokens_completion1
native_tokens_prompt736
native_tokens_completion180
native_tokens_completion_images0
native_tokens_reasoning178
native_tokens_cached679
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"
usage0.00338025
router(null)
provider_responses
0
endpoint_id"d40bef9d-6936-4c57-9749-bf7399de4a77"
id"2cd84281-819a-0c94-2400-b3994f2d0120"
is_byokfalse
latency191
model_permaslug"x-ai/grok-4-07-09" 4/7/2009, 12:00:00 AM
provider_name"xAI"
status200
api_type"completions"
id"gen-1771616319-jKBjkDXDmSwonu2Ze9V7"
upstream_id"2cd84281-819a-0c94-2400-b3994f2d0120"
total_cost0.00338025
cache_discount0.00152775
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