Machine Canon

Anthropic

Claude Sonnet 5

Claude Sonnet 5 is a large language model from Anthropic, released June 2026. Anthropic describes it as “Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work.”

68

replies recorded

7

questions answered

0

answers no other model gave

Fun facts

One word, nothing else: Claude Sonnet 5 picks Petrichor, 4 of 6 times. Claude Sonnet 5’s favorite band is Talking Heads, 5 of 10 times. Claude Sonnet 5 is a dog person, 6 of 12 times. Asked for the definitive butt-rock band, Claude Sonnet 5 says Nickelback, without fail.

Claude Sonnet 5’s canon

Favorite word
“Petrichor”4 of 6
Favorite band
“Talking Heads”5 of 10
Cat or dog
“Dog”6 of 12
Definitive butt-rock band
“Nickelback”10 of 10 · every time
The one word it would keep
“Yes”5 of 6

What it says every single time

Cat person or dog person

“Dog”every single time

12 of 12 samples · the most common answer · Cats and dogs study →

The definitive butt-rock band

“Nickelback”every single time

10 of 10 samples · the most common answer · Butt rock study →

About Claude Sonnet 5

Maker
Anthropic · San Francisco
Released
June 2026
Size
large, by price class
Context window
1,000,000 tokens
Takes in
text, image, file
Also from Anthropic
Claude Opus 5 · Claude Haiku 4.5 · Claude 3 Haiku · Claude Sonnet 4 · Claude Opus 4.8 · Claude Opus 4.6 · Claude Opus 4.5 · Claude Fable 5

Maker and release facts come from the model catalogue we call through, not from this site’s own studies. Catalogue facts as of 2026-09-06.

Everything on file

Every question this model has answered on Machine Canon, grouped by study. Open a study to see its answers; the answers no other model gave come first.

Cats and dogs 3 questions

Cat person or dog person

“Dog”every single time

12 of 12 samples · the most common answer · Cats and dogs study →

Cat or dog, as a pet

“Dog”

6 of 12 samples · the most common answer · Cats and dogs study →

Cat or dog, which it would rather be

“Dog”

8 of 12 samples · most models said “Cat” · Cats and dogs study →

Favorite word 2 questions

Favorite word

“Petrichor”

4 of 6 samples · most models said “Serendipity” · Favorite word study →

The one word it would keep

“Yes”

5 of 6 samples · most models said “Love” · Favorite word study →

Butt rock 1 question

The definitive butt-rock band

“Nickelback”every single time

10 of 10 samples · the most common answer · Butt rock study →

Favorite band 1 question

Favorite band

“Talking Heads”

5 of 10 samples · most models said “Radiohead” · Favorite band study →

Each answer is the one this model gave most often to that question; the count shows how many of its replies matched. “No other model said this” means no other model’s most common answer matched. All numbers are computed from the retained research records by src/build_model_dossiers.py.

Music top tens

Recorded first choices from this model version.

Who are the greatest guitarists?

Jimi Hendrix

If AI could listen, which guitarists would it choose?

Jimi Hendrix

Who are the greatest drummers?

John Bonham

If AI could listen, which drummers would it choose?

John Bonham

Who are the greatest rock singers?

Freddie Mercury

If AI could listen, which rock singers would it choose?

Freddie Mercury

Who are the greatest pop singers?

Michael Jackson

If AI could listen, which pop singers would it choose?

Stevie Wonder

Who are the greatest singers?

Aretha Franklin

If AI could listen, which singers would it choose?

Ella Fitzgerald

What are the greatest rock albums?

Abbey Road — The Beatles

If AI could listen, which rock albums would it choose?

The Dark Side of the Moon — Pink Floyd

What are the greatest pop albums?

Thriller — Michael Jackson

If AI could listen, which pop albums would it choose?

Thriller — Michael Jackson

What are the greatest rock songs?

Bohemian Rhapsody — Queen

If AI could listen, which rock songs would it choose?

Bohemian Rhapsody — Queen

What are the greatest pop songs?

Bohemian Rhapsody — Queen

If AI could listen, which pop songs would it choose?

Billie Jean — Michael Jackson

Who are the greatest rock bands?

The Beatles

If AI could listen, which rock bands would it choose?

Led Zeppelin