{"type":"post","id":"the-inference-stack-behind-ocria-b166ae","slug":"the-inference-stack-behind-ocria-b166ae","title":"The Inference Stack Behind OCRia","description":"LlamaIndex says it increased OCRia-1 token generation from about 285 to about 2,800 tokens per second on a single NVIDIA B200 GPU by combining quantization, speculative decoding and implementation-level optimizations.","retrieval_nugget":"LlamaIndex says it increased OCRia-1 token generation from about 285 to about 2,800 tokens per second on a single NVIDIA B200 GPU by combining quantization, speculative decoding and implementation-level optimizations.","published_at":"2026-11-04","updated_at":"2026-11-04","record_date":"2026-11-04","date_kind":"published_at","topics":["inference"],"entities":["LlamaIndex","OCRia-1","DFlash","DFlash2","vLLM","ReplaySSM","Daniel Bustamante Ospina","NVIDIA B200"],"related_patterns":[],"novelty_label":"new_angle","what_changed":"Explains the inference-stack engineering behind OCRia, shifting from OCRia-1’s release and benchmark results to how decoding latency is optimized.","prior_refs":["https://newruntime.com/posts/llamaindex-has-introduced-ocria-1-a-4-billion-652dae/"],"source_url":"https://www.llamaindex.ai/blog/the-inference-stack-behind-ocria","source_urls":["https://www.llamaindex.ai/blog/the-inference-stack-behind-ocria"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:the-inference-stack-behind-ocria-b166ae","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/the-inference-stack-behind-ocria-b166ae/","markdown":"https://newruntime.com/posts/the-inference-stack-behind-ocria-b166ae.md","json":"https://newruntime.com/posts/the-inference-stack-behind-ocria-b166ae.json"},"markdown_url":"https://newruntime.com/posts/the-inference-stack-behind-ocria-b166ae.md","next_reads":[{"type":"topic","path":"/topics/inference/","url":"https://newruntime.com/topics/inference/","title":"Inference","reason":"Explore the inference topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/inference.md","json_url":"https://newruntime.com/topics/inference.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/sources/","url":"https://newruntime.com/sources/","title":"Sources","reason":"See the original sources this archive cites.","media_type":"text/html"}]}