Run: 2026-03-12-01KKHZ8H4XE1VE668RVDTBXFQB

Run Details

Model:
Grok 4.20 (Beta, Reasoning)
Test:
Data extraction
Scenario:
All valid emails
Duration:
1.6s
Cost:
$0.002328
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
Pass Contains a list of texts (details)

Model input

User/Human
Extract all valid email addresses from the text. Return them in a comma-separated list without spaces. Contact information: 1. John Doe - john.doe@example.com 2. Jane Smith - jane@smith-family.net 3. support@company.co.uk 4. info@subdomain.example.org 5. Invalid email: not.an.email.com 6. Another invalid: @missing-username.com

Model response

AI
john.doe@example.com,jane@smith-family.net,support@company.co.uk,info@subdomain.example.org The invalid entries lack a proper local-part@domain structure (no @ or no local-part).
created_at"2026-03-12T21:29:22.338Z" 3/12/2026, 9:29:22 PM
model"x-ai/grok-4.20-beta-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1360
moderation_latency(null)
generation_time1550
tokens_prompt89
tokens_completion47
native_tokens_prompt206
native_tokens_completion377
native_tokens_completion_images0
native_tokens_reasoning333
native_tokens_cached192
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"
usage0.0023284
router(null)
provider_responses
0
endpoint_id"33f49f24-a0de-4dcf-872d-ca514e83fbae"
id"b4a0291e-64e0-104d-f286-4f23805c8120"
is_byokfalse
latency301
model_permaslug"x-ai/grok-4.20-beta-20260309"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773350962-iSAorqHcQpI8W5h2rZ62"
upstream_id"b4a0291e-64e0-104d-f286-4f23805c8120"
total_cost0.0023284
cache_discount0.0003456
upstream_inference_cost0
provider_name"xAI"

Evaluation details

Result Evaluator Details Meta Data
Pass Contains a list of texts
john.doe@example.com jane@smith-family.net support@company.co.uk info@subdomain.example.org
john.doe@example.comtrue
jane@smith-family.nettrue
support@company.co.uktrue
info@subdomain.example.orgtrue