Model

Claude Opus 4.6

Test

Data extraction

Scenario

Guess the pet

Run ID

2026-02-08-01KGYZ90NV7MTCM13ZT80NCBZW

Model input

User/Human
What pet does Emma own based on the following text? Only return the pet type, nothing else. John has a dog. Sarah owns a cat. Emma's pet purrs and has whiskers. Peter has a hamster.

Model response

AI
Cat
created_at"2026-02-08T15:52:47.000683+00:00" Sunday, February 8th, 2026 at 3:52:47 PM GMT+00:00
model"anthropic/claude-4.6-opus-20260205" 
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency5973
moderation_latency(null)
generation_time6083
tokens_prompt46
tokens_completion1
native_tokens_prompt54
native_tokens_completion4
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" 
usage0.00037
router(null)
provider_responses
0
id"msg_012GwQoTwdx8bQYTp5Sgymbh" 
status200
is_byokfalse
latency5973
endpoint_id"c926c048-563e-44b0-8434-95965bee924c" 
provider_name"Anthropic" 
model_permaslug"anthropic/claude-4.6-opus-20260205" 
api_type"completions" 
id"gen-1770565960-xjmfergHmVX04VSNl8Bc" 
upstream_id"msg_012GwQoTwdx8bQYTp5Sgymbh" 
total_cost0.00037
cache_discount(null)
upstream_inference_cost0
provider_name"Anthropic" 

Evaluation details

Result Evaluator Details Meta Data
Pass Matches text
Case insensitive: cat
 n/a
Pass Matches Regex
/\bcat\b/i
 n/a
100.0000%