Claude API pricing ranges from $0.10 per million input tokens and $0.50 per million output tokens for Claude Haiku 5.5 up to $10 input and $50 output for Claude Fable 5.1, with Claude Sonnet 5.5 at $2 and $10 and Claude Opus 5.5 at $4 and $20.
As of November 1, 2026, Anthropic’s official pricing page lists these current rates per 1M tokens:
- Claude Fable 5.1: $10 input, $50 output.
- Claude Opus 5.5: $4 input, $20 output.
- Claude Sonnet 5.5: $2 input, $10 output.
- Claude Haiku 5.5: $0.10 input, $0.50 output for prompts up to 100,000 tokens, and $0.50 and $2.50 above that.
The Batch API cuts input and output prices by 50 percent, and prompt cache hits on Opus 5.5 and Sonnet 5.5 cost 0.05x the base input price. US-only inference adds a 1.1x multiplier, and web search costs $10 per 1,000 searches plus tokens. Anthropic notes that Claude 4.7 and later models use a newer tokenizer that produces about 30% more tokens for the same text.
Related: Claude Haiku 5.5: Power-User Guide to Pricing, Effort, API and Migration and Claude Max vs Ultra: what is the difference?
Source: Claude Platform Docs, “Pricing”
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