Claude Sonnet 4.6 API Pricing
Anthropic · released Feb 17, 2026 · 1M context · API model ID claude-sonnet-4-6
Claude Sonnet 4.6 by Anthropic API pricing: $3.00 per 1M input tokens and $15.00 per 1M output tokens (verified against the official pricing page, Oct 9, 2026).
Prices
| Price | USD per 1M tokens |
|---|---|
| Input | $3.00 |
| Output | $15.00 |
| Cache read | $0.30 |
| Cache write | $3.75 |
| Batch input | $1.50 |
| Batch output | $7.50 |
Verified against the provider's official pricing page on Oct 9, 2026. Official pricing page
Estimated monthly cost
$3,150
per month
- per day
- $105.00
- per request
- $0.0105
Cannot estimate: a needed price is not published.
Cost = input tokens × input price + output tokens × output price, 30 days a month. Cached input uses the cache read price. Cache write fees are not included.
Monthly cost by workload
| Workload | Per month |
|---|---|
| Chatbot1,000 in / 500 out tokens, 10,000 requests a day | $3,150/mo |
| RAG8,000 in / 500 out tokens, 5,000 requests a day | $4,725/mo |
| Coding agent50,000 in / 2,000 out tokens, 1,000 requests a day, 80% cached input | $2,160/mo |
Context and capabilities
- Context
- 1,000,000 tokens
- Max output
- 128,000 tokens
- Input
- text, image, pdf
- Output
- text
- Knowledge cutoff
- Aug 31, 2025
- Open weights
- No
- Tool calling
- Yes
- Reasoning
- Yes
- Structured outputs
- Yes
Capabilities and limits as listed by models.dev.
Similarly priced models
- Kimi K3 · $3.00 in / $15.00 out
- Gemini 3.1 Pro Preview · $2.00 in / $12.00 out
- Claude Opus 5.5 · $4.00 in / $20.00 out
- Claude Sonnet 5.5 · $2.00 in / $10.00 out
Price history
No price changes since we started tracking on Oct 8, 2026.
Questions
- How much does Claude Sonnet 4.6 cost per month?
- For a chatbot handling 10,000 requests a day with 1,000 input and 500 output tokens each, Claude Sonnet 4.6 costs about $3,150 per month at the provider's official prices (verified) ($3.00 per 1M input tokens, $15.00 per 1M output tokens).
- Does Claude Sonnet 4.6 support prompt caching?
- Yes. Cached input costs $0.30 per 1M tokens, compared with $3.00 for regular input. Writing to the cache costs $3.75 per 1M tokens.
- How long is Claude Sonnet 4.6's context window?
- Claude Sonnet 4.6 accepts up to 1,000,000 tokens (1M) of context and returns up to 128,000 tokens per response.
- Does Claude Sonnet 4.6 have a batch price?
- Yes. Asynchronous batch requests cost $1.50 per 1M input tokens and $7.50 per 1M output tokens.