Claude Sonnet 4 Pricing
BalancedAnthropic · 200K tokens context
Claude Sonnet 4 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 16K-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 | 16,000 tokens |
| Cost per 1K tokens (input) | $0.0030 |
| Tier | Balanced |
| Last verified |
Claude Sonnet 4 is the sweet spot in Anthropic's lineup — fast, affordable, and capable enough for the vast majority of production workloads. It delivers near-Opus quality at a fraction of the cost.
Input Price
$3.00
per 1 million tokens
Output Price
$15.00
per 1 million tokens
Context Window
200K tokens
max 16K 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
- ✓Excellent quality-to-price ratio
- ✓Fast response times suitable for production apps
- ✓200K context window
- ✓Strong at coding, writing, and analysis
Limitations
- –Less capable than Opus on very complex multi-step tasks
- –Output limit lower than Opus
Best Use Cases
Calculate Claude Sonnet 4 Costs
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