anthropic
Anthropic: Claude Sonnet 4.6 API Pricing
Anthropic: Claude Sonnet 4.6 costs $3.00 per 1M input tokens and $15.00 per 1M output tokens (cache reads: $0.300). Context window: 1M. Prices verified 2026-08-23 Β· source
Input / 1M tokens
$3.00
Output / 1M tokens
$15.00
Context window
1M
Max output
128K
What would Anthropic: Claude Sonnet 4.6 cost you per month?
| Workload | Requests/mo | Avg tokens (in/out) | Est. monthly cost |
|---|---|---|---|
| Light chatbot | 10,000 | 800 / 400 | $84.00 |
| Coding agent | 5,000 | 8,000 / 2,000 | $270.00 |
| RAG pipeline | 30,000 | 4,000 / 500 | $585.00 |
| Doc summarizer | 2,000 | 20,000 / 1,000 | $150.00 |
Estimates use list prices without prompt caching. Caching can cut input cost by up to 90% on repeated context.
About Anthropic: Claude Sonnet 4.6
Sonnet 4.6 is Anthropic's most capable Sonnet-class model yet, with frontier performance across coding, agents, and professional work. It excels at iterative development, complex codebase navigation, end-to-end project management with...
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Official resources
- Anthropic: Claude Sonnet 4.6 on OpenRouter β live endpoint, pricing source of record.
- Get an OpenRouter API key β β one key, every model including 4.6. Free credits on signup.
- Shred your current bill β paste a CSV and see if switching saves money.