Model

Claude Opus 4.5

Test

Data extraction

Scenario

Guess the pet

Run ID

2026-02-08-01KGYZQ2QD3EKKAGSBV4T3KWSF

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"2026-02-08T16:00:24.096884+00:00" Sunday, February 8th, 2026 at 4:00:24 PM GMT+00:00
model"anthropic/claude-4.5-opus-20251124" 
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2006
moderation_latency(null)
generation_time2081
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_01EZKNFxKCsPji4dddGektnT" 
status200
is_byokfalse
latency1999
endpoint_id"be883404-eb42-4b2d-b6e4-c7daa3aa8d62" 
provider_name"Anthropic" 
model_permaslug"anthropic/claude-4.5-opus-20251124" 
api_type"completions" 
id"gen-1770566421-9ACszgVqnEGrK2Uj2Kmn" 
upstream_id"msg_01EZKNFxKCsPji4dddGektnT" 
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%