modelbenchmark.io

Claude Sonnet Latest (Claude Sonnet 5.5)

Anthropic · claude-sonnet

Compare

Fast Claude model for everyday coding, agents, and knowledge work

Specification

most-agreed values

Context
1M
Max output
128K
Released
2026-09-28
Knowledge cutoff
2026-06
Retires
—
Open weights
no
Input
text, image, pdf
Output
text

Price

US dollars per million tokens · most-agreed

Input
$2.00
Output
$10.00
Cache read
$0.10
Cache write
$2.50

Available from 4 hosts

HostIn $/MOut $/MCache rdCache wrContextOutputRetires
edenai$2.00$10.00$0.10$2.501M128K—
kilo$2.00$10.00$0.10$2.501M128K—
nano-gpt$2.00$10.00$0.10$2.501M128K—
openrouter$2.00$10.00$0.10$2.501M128K—

Price history

append-only observations · a listing writes a row only when its price moves

DateHostField$/M
2026-09-02edenaiCache read$0.20
2026-10-08edenaiCache read$0.10
2026-09-02kiloCache read$0.20
2026-10-08kiloCache read$0.10
2026-09-02nano-gptCache read$0.20
2026-10-09nano-gptCache read$0.10
2026-09-02openrouterCache read$0.20
2026-09-19openrouterCache read$0.20
2026-10-08openrouterCache read$0.10
2026-10-09openrouterCache read$0.10
2026-10-10openrouterCache read$0.10
2026-09-02openrouterCache write$2.50
2026-09-19openrouterCache write$2.50
2026-10-10openrouterCache write$2.50
2026-09-02openrouterInput$2.00
2026-09-19openrouterInput$2.00
2026-10-10openrouterInput$2.00
2026-09-02openrouterOutput$10.00
2026-09-19openrouterOutput$10.00
2026-10-10openrouterOutput$10.00

More from Anthropic

most-hosted first