Claude Opus 4.8 (OpenRouter)
routerOpenRouter · anthropic/claude-opus-4.8 · prices updated September 13, 2026
Input · 1M tokens
$5
Cached input · 1M
$0.5−90%
Output · 1M tokens
$25
Price history
inputoutput
Specifications
Context window1,000,000
Knowledge cutoffJan 2026
Tokenizer≈ cl100k_base
Tools
Web Search
Token counts are approximate (marked "≈" in the calculator). Tool calls are billed by the provider separately.
About the model
Access via the global OpenRouter API router (USD billing, +5.5% on credit top-ups; blocked for Russian IPs since 2026-06-27) — not the official Anthropic API