Claude Opus 4.8 Pricing — Token Costs & API Calculator
Official API pricing for Claude Opus 4.8 by Anthropic, with context window, tokenizer details, and a plain-English cost estimate.
Pricing Details
| Attribute | Value |
|---|---|
| Provider | Anthropic |
| Input cost (per 1M tokens) | $5.00 |
| Output cost (per 1M tokens) | $25.00 |
| Context caching | Yes — 90% off input tokens |
| Batch API discount | 50% off |
| Context window | 1M tokens |
| Tokenizer | Anthropic tokenizer (Opus 4.7+ / Sonnet 5) |
Cost example
1,000 requests × 500 input tokens × 200 output tokens costs $7.50/month with Claude Opus 4.8 at Anthropic's published rates.
Based on $5/1M input tokens and $25/1M output tokens.
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