DeepSeek context caching

Everything FervorAI has published that touches DeepSeek context caching — 1 piece, newest first.

• DeepSeek-Reasonix Is a Coding Agent Built Around One Number: the 50x Gap Between a Cache Hit and a Cache Miss

  Reasonix's transferable idea is that an agent's input bill is set by prefix stability rather than model price, so an append-only loop that never rewrites history is…