Anthropic

Anthropic: Claude Sonnet 4

Verified from OpenRouter · Text & embedding rates at 2026-08-06T01:36:21.590Z.

RatePriceBilling unitCondition
InputUSD 3per 1M input tokens
OutputUSD 15per 1M output tokens
Cache readUSD 0.3per 1M cached input tokens
Cache writeUSD 3.75per 1M cache-write tokens
Web searchUSD 0.01per web search
InputUSD 6per 1M input tokenswhen prompt exceeds 200,000 tokens
OutputUSD 22.5per 1M output tokenswhen prompt exceeds 200,000 tokens
Cache readUSD 0.6per 1M cached input tokenswhen prompt exceeds 200,000 tokens
Cache writeUSD 7.5per 1M cache-write tokenswhen prompt exceeds 200,000 tokens