Model

Claude Opus 4.5

Test

Data extraction

Scenario

All valid emails

Run ID

2026-02-08-01KGZ08E8CCDJBY32JF7Q13XH3

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"2026-02-08T16:09:52.854834+00:00" Sunday, February 8th, 2026 at 4:09:52 PM GMT+00:00
model"anthropic/claude-4.5-opus-20251124" 
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1617
moderation_latency215
generation_time1970
tokens_prompt81
tokens_completion24
native_tokens_prompt104
native_tokens_completion35
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached0
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"stop" 
usage0.001395
router(null)
provider_responses
0
id"4fd98d75-2998-4780-b580-f75eeaff5fb5" 
status200
is_byokfalse
latency1616
endpoint_id"de32581c-2e11-4f54-8d29-e8a6e19d3038" 
provider_name"Amazon Bedrock" 
model_permaslug"anthropic/claude-4.5-opus-20251124" 
api_type"completions" 
id"gen-1770566990-LjXl6lkAeG0lTSEI1ORW" 
upstream_id"4fd98d75-2998-4780-b580-f75eeaff5fb5" 
total_cost0.001395
cache_discount(null)
upstream_inference_cost0
provider_name"Amazon Bedrock" 

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