Run: 2026-05-01-01KQHR4ZX3RAWT8B8YA3XX6JZ2

Run Details

Model:
Grok 4.20
Test:
Data extraction
Scenario:
Who's the sister?
Duration:
356ms
Cost:
$0.000087
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
Pass Matches text (details)
Pass Matches Regex (details)
no eval Overall

Model input

User/Human
Who is the sister of Sandie based on the following text? Only return the name, nothing else. Sandie has a doll named Lulu, she carries it around all day. She says she's her little sister, but her actual sister's name is Cassie.

Model response

AI
Cassie
created_at"2026-05-01T12:27:53.642Z" 5/1/2026, 12:27:53 PM
model"x-ai/grok-4.20-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency309
moderation_latency(null)
generation_time321
tokens_prompt59
tokens_completion2
native_tokens_prompt173
native_tokens_completion2
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached128
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"
usage0.00008685
router(null)
provider_responses
0
endpoint_id"3ecee37f-b217-4093-87fb-aaf0afe307af"
id"f3125bb5-1531-91c6-9f5b-d2680cc39e3f"
is_byokfalse
latency72
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-1777638473-s31ACZnJx39J5DKQ9Ht1"
session_id(null)
api_type"completions"
id"gen-1777638473-sPQ85BZRdj3qneVtk5sc"
upstream_id"f3125bb5-1531-91c6-9f5b-d2680cc39e3f"
total_cost0.00008685
cache_discount0.0001344
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

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