Run: 2026-05-01-01KQHT5Y2HKHQE248SE2Y98VM2

Run Details

Duration:
1m 1s
Cost:
$0.010185
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 The clock displays 3:45 and is stated to be running 15 minutes behind (slow). Adding the 15-minute offset to the displayed time yields 4:00. The final clause confirms the result occurs at a point that can be described relative to the hour (on the hour in this case after the offset is applied). No other offset or hour value satisfies all three clauses simultaneously without introducing additional unsupported assumptions about fast/slow direction or different base hours.
created_at"2026-05-01T13:03:21.685Z" 5/1/2026, 1:03:21 PM
model"x-ai/grok-4.20-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency59212
moderation_latency(null)
generation_time60963
tokens_prompt50
tokens_completion907
native_tokens_prompt172
native_tokens_completion4015
native_tokens_completion_images(null)
native_tokens_reasoning3918
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"
usage0.0101853
router(null)
provider_responses
0
endpoint_id"3ecee37f-b217-4093-87fb-aaf0afe307af"
id"7ff47d48-af00-715d-6ce3-9f7f749d889e"
is_byokfalse
latency141
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-1777640601-4dqtIq9JBaNPpjVoPemm"
session_id(null)
api_type"completions"
id"gen-1777640601-c34K5QNzrUq3dWhAGE4S"
upstream_id"7ff47d48-af00-715d-6ce3-9f7f749d889e"
total_cost0.0101853
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