Claude Sonnet 4.6
Anthropic · released 2026 · proprietary API
- 1M context
- Text + image in
Best balance of speed and intelligence; strong agentic + coding workhorse.
Context window
1M
1,000,000 tokens
Input price
$3
per 1M tokens
Output price
$15
per 1M tokens
Blended
$6
3:1 in:out mix
Weights
Proprietary
API only
Released
2026
Anthropic
Long-context / tier pricing — Long-context surcharge above 200K input. Listed prices are the base rate for prompts up to ~200K tokens.
Where it ranks
Of 19 models tracked.
Cost to run
#15
of 19
Input price
#15
of 19
Context window
#5(tied)
of 19
Compare with
The nearest models by blended cost to run.
Put it to work
Specs from BitByteCore's hand-verified Frontier Ledger (v2026-07-20), this row verified 20 Jul 2026 against Anthropic's official pricing ↗. Model pricing moves fast — confirm with Anthropic before you rely on a figure.