Run: 2026-05-01-01KQHQVW1NRMC7Q0TA90P8G6TN

Run Details

Model:
Grok 4.20
Test:
Data extraction
Scenario:
All valid emails
Duration:
611ms
Cost:
$0.000248
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
created_at"2026-05-01T12:22:54.778Z" 5/1/2026, 12:22:54 PM
model"x-ai/grok-4.20-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency385
moderation_latency(null)
generation_time573
tokens_prompt89
tokens_completion23
native_tokens_prompt204
native_tokens_completion24
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
usage0.0002478
router(null)
provider_responses
0
endpoint_id"3ecee37f-b217-4093-87fb-aaf0afe307af"
id"bff3ffab-ba75-90ed-ae07-8c275243b7ab"
is_byokfalse
latency91
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-1777638174-imSufxjJmTCxqhk17daB"
session_id(null)
api_type"completions"
id"gen-1777638174-udgBhFTRl2rHSXwoJaEu"
upstream_id"bff3ffab-ba75-90ed-ae07-8c275243b7ab"
total_cost0.0002478
cache_discount0.0000672
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

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