Run: 2026-05-01-01KQHS7SYPFBXSV16VC8DRZ2ZB

Run Details

Model:
Grok 4.20 (Reasoning)
Test:
Data extraction
Scenario:
What's the correct time?
Duration:
33.6s
Cost:
$0.007260
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
Fail Matches Regex (details)

Model input

User/Human
What is the correct time based on the following text? Only return the time in HH:MM format, nothing else. The clock shows 3:45. It's 15 minutes slow. The actual time is a quarter past an hour.

Model response

AI
04:00
created_at"2026-05-01T12:46:54.427Z" 5/1/2026, 12:46:54 PM
model"x-ai/grok-4.20-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency33529
moderation_latency(null)
generation_time33551
tokens_prompt50
tokens_completion586
native_tokens_prompt172
native_tokens_completion2845
native_tokens_completion_images(null)
native_tokens_reasoning2842
native_tokens_cached64
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.0072603
router(null)
provider_responses
0
endpoint_id"3ecee37f-b217-4093-87fb-aaf0afe307af"
id"8829f610-cc00-3b53-a21b-0236ff8b659e"
is_byokfalse
latency61
model_permaslug"x-ai/grok-4.20-20260309"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777639614-FXRR8xy590Jazj6jlsCi"
session_id(null)
api_type"completions"
id"gen-1777639614-XLexPEY6AaE0sjx6ugpW"
upstream_id"8829f610-cc00-3b53-a21b-0236ff8b659e"
total_cost0.0072603
cache_discount0.0000672
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
Fail Matches Regex
/\b0?4:15\b/i
 n/a