Anthropic API pricing
Every Anthropic model we track, per 1M tokens, from the official pricing page.
Quick answer: Anthropic API prices run from $0.50 in and $2.50 out per 1M tokens (Claude Haiku 5.5) up to $10 in and $50 out (Claude Fable 5.1). Its cheapest model is number 7 of 29 on our full list. Checked Oct 16, 2026 against the official pricing page.
| Model | Input | Cached | Output | Context |
|---|---|---|---|---|
| Claude Haiku 5.5claude-haiku-5.5Rate for prompts up to 100K tokens. | $0.50 | n/a | $2.50 | 1M |
| Claude Sonnet 5.5claude-sonnet-5.55-minute cache writes $2.50. | $2 | n/a | $10 | 1M |
| Claude Opus 5.5claude-opus-5.55-minute cache writes $5. | $4 | $0.20 | $20 | 1M |
| Claude Opus 5claude-opus-5Legacy model. | $5 | $0.50 | $25 | 1M |
| Claude Fable 5.1claude-fable-5.1Cache reads $0.25, 5-minute cache writes $12.50. | $10 | $0.25 | $50 | 1M |
Claude Haiku 5.5claude-haiku-5.5
1M context$0.50Input
$2.50Output
n/aCached
Claude Sonnet 5.5claude-sonnet-5.5
1M context$2Input
$10Output
n/aCached
Claude Opus 5.5claude-opus-5.5
1M context$4Input
$20Output
$0.20Cached
Claude Opus 5claude-opus-5
1M context$5Input
$25Output
$0.50Cached
Claude Fable 5.1claude-fable-5.1
1M context$10Input
$50Output
$0.25Cached
How it compares
Cheapest models from other providers, blended per 1M tokens: GPT-6 Luna (OpenAI) $0.20 · Qwen3.8 Flash (Qwen) $0.23 · Mistral Small 4 (Mistral) $0.26. See the full API price table, the best model for each task or the plan vs API calculator.
FAQ
How much does the Anthropic API cost?
From $0.50 input and $2.50 output per 1M tokens for Claude Haiku 5.5, up to $10 and $50 for Claude Fable 5.1.
What is the cheapest Anthropic model?
Claude Haiku 5.5, with a blended price of $1 per 1M tokens (3 parts input to 1 part output).
Is a subscription cheaper than the Anthropic API?
It depends on how much you use it. Try our plan vs API calculator with your own usage.
Other providers: OpenAI · Google · Meta · DeepSeek · Qwen · Mistral · xAI