LLM API pricing
Claude Sonnet 5.5 vs Claude Sonnet 4.6: price per 1M tokens
Updated 2026-10-14
Claude Sonnet 5.5 costs $2.00 / $10.00 per 1M input/output tokens (Anthropic API (direct)) vs $3.00 / $15.00 for Claude Sonnet 4.6 (Anthropic API (direct)). Blended 3:1, Claude Sonnet 5.5 is -33% vs Claude Sonnet 4.6.
Claude Sonnet 5.5 by channel
| Channel | Input | Output | Cache read | Paid with |
|---|---|---|---|---|
| Anthropic API (direct) | $2.00 | $10.00 | n/a | card billing (no cloud credits) |
| Amazon Bedrock (global) | $2.00 | $10.00 | $0.1 | AWS credits |
Claude Sonnet 4.6 by channel
| Channel | Input | Output | Cache read | Paid with |
|---|---|---|---|---|
| Anthropic API (direct) | $3.00 | $15.00 | $0.3 | card billing (no cloud credits) |
| Amazon Bedrock (global) | $3.00 | $15.00 | $0.3 | AWS credits |
Worked examples (monthly bill at list price)
| Workload | Claude Sonnet 5.5 | Claude Sonnet 4.6 | Difference |
|---|---|---|---|
| Support chatbot: 100,000 × 1,000 in / 300 out | $500.00 | $750.00 | -33% |
| RAG over docs: 50,000 × 4,000 in / 500 out | $650.00 | $975.00 | -33% |
| Coding agent: 200,000 × 20,000 in / 2,000 out | $12,000.00 | $18,000.00 | -33% |
Tokens per $25,000 of credits
- Claude Sonnet 5.5 via Amazon Bedrock (global) (AWS credits): 6.25B tokens
- Claude Sonnet 4.6 via Amazon Bedrock (global) (AWS credits): 4.17B tokens
More
Cost calculator
Monthly bill: $500
Paid with AWS credits: 50.0 months of runway.
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Prices and credit amounts are estimates and may change. Check AWS for current terms.