Cache rates across AI have seen massive improvements in 2026.
The median cache rate in agentic traffic was 44% across providers in January - and rose sharply to 85% in September.
More cache, less cost, everybody wins.
Median cache rate in agentic AI traffic rises from 44% to 85%
AISummary
OpenRouter reports that the median cache rate in agentic traffic across providers rose from 44% in January 2026 to 85% in September 2026. The post says higher cache rates lower costs for users and providers.
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Source: OpenRouter · x.comPublished · added here