Anthropic API pricing
Claude Sonnet 5 pricing
Input / 1M tokens
$2
Output / 1M tokens
$10
Cached input / 1M
$0.20
Source: Anthropic pricing, checked 1 Nov 2026.
What a prompt costs on Claude Sonnet 5
| Example | Tokens in / out | Cost | 1,000 a day, per month |
|---|---|---|---|
| A short question and answer | 50 / 300 | $0.0031 | $93.00 |
| A one-page document summarised | 700 / 400 | $0.0054 | $162.00 |
| A 300-line code file reviewed | 4,000 / 1,200 | $0.020 | $600.00 |
| A 50-page report summarised | 35,000 / 1,500 | $0.085 | $2,550 |
Token sizes are typical, not exact. Replies include any thinking the model does.
Other Claude models
Fable 5.1Opus 5.5Sonnet 5.5Haiku 5.5Sonnet 4.6Haiku 4.5
FAQ
How much does Claude Sonnet 5 cost?
$2 per million input tokens and $10 per million output tokens on Anthropic's standard API tier, and $0.20 per million for cached input. Checked 1 Nov 2026.
What does one prompt cost on Claude Sonnet 5?
A 1,000-token prompt with a typical medium-length reply costs about $0.010. Paste your own prompt into the calculator for an exact figure.