Dev Tools · 2h ago
Amazon Bedrock Prompt Caching Slashes Claude 4.6 Costs by 90%
Amazon Bedrock introduces prompt caching for Claude 4.6, reducing input token costs by up to 90% and latency by 85%. The feature caches KV states from static prompts across API calls, with a 5-minute TTL that resets on each hit. Minimum cache sizes are 1,024 tokens for Sonnet and 4,096 for Opus.
Meridian48 take
The 5-minute cache window and strict ordering requirements mean real-world savings depend heavily on usage patterns, not just the headline numbers.
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A Deep Dive into Amazon Bedrock Prompt Caching for Claude 4.6 →
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