Claude 3.5 Sonnet Pricing
BalancedAnthropic · 200K tokens context
Claude 3.5 Sonnet from Anthropic costs $3.00 per 1 million input tokens and $15.00 per 1 million output tokens as of May 2026. The model supports a 200,000-token context window (approximately 150,000 words) with a 8K-token maximum output. A typical 1,000-token request costs $0.0030 in input charges; a 10,000-token request costs $0.0300.
| Input price | $3.00 / 1M tokens |
|---|---|
| Output price | $15.00 / 1M tokens |
| Output / input ratio | 5.0× |
| Context window | 200,000 tokens (~150,000 words) |
| Maximum output | 8,192 tokens |
| Cost per 1K tokens (input) | $0.0030 |
| Tier | Balanced |
| Last verified |
Claude 3.5 Sonnet was the workhorse of the Claude 3 family — widely adopted for coding, writing, and chat. Still a strong baseline, though Claude Sonnet 4 supersedes it for most new projects.
Input Price
$3.00
per 1 million tokens
Output Price
$15.00
per 1 million tokens
Context Window
200K tokens
max 8K output
Cost Examples
| Request Type | Tokens | Input Cost | Output Cost |
|---|---|---|---|
| 1,000 word article | 1,333 | $0.004 | $0.006 |
| 10-page document (2,500 words) | 3,333 | $0.01 | $0.015 |
| 1,000 lines of code | 5,000 | $0.015 | $0.0225 |
| 100K token document | 100,000 | $0.30 | $0.45 |
Output cost estimated at 30% of input token count. Use the calculator for exact figures.
Strengths
- ✓Battle-tested in production at scale
- ✓Excellent coding and reasoning
- ✓200K context window
- ✓Broad library and tool support
Limitations
- –Superseded by Claude Sonnet 4 on most tasks
- –Lower output limit than newer models
Best Use Cases
Calculate Claude 3.5 Sonnet Costs
Use the TokenRate calculator to convert any budget, token count, or text into exact Claude 3.5 Sonnet costs — and compare across all models.
Open Calculator →Claude 3.5 Sonnet — FAQ
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