{"type":"post","id":"vercel-labs-released-fx-v0-0-16-reducing-91e01e","slug":"vercel-labs-released-fx-v0-0-16-reducing-91e01e","title":"Vercel Labs released fx v0.0.16, reducing uncached input tokens in its reported comparison","description":"Vercel Labs released fx v0.0.16, reducing uncached input tokens in its reported comparison, lowering CPU use in a long-turn benchmark, and changing how its library packages native code.","retrieval_nugget":"Vercel Labs released fx v0.0.16, reducing uncached input tokens in its reported comparison, lowering CPU use in a long-turn benchmark, and changing how its library packages native code. For teams using fx, the practical story is lower context overhead and more resilient long-running agent sessions, with an upgrade constraint for shared session stores.","published_at":"2026-10-31","updated_at":"2026-10-31","record_date":"2026-10-31","date_kind":"published_at","topics":["claude"],"entities":["Vercel","fx","libfx","Claude Sonnet 5.5","Claude Haiku 5.5","GPT-6.1","MiniMax","Node.js"],"related_patterns":["harness-architecture-outlives-model-choice","agent-security-moves-to-runtime-boundaries"],"novelty_label":"same_event","what_changed":"Same event as fx v0.0.16 This version has better prompt caching and smaller downloads & binaries.","prior_refs":[],"source_url":"https://github.com/vercel-labs/fx/releases","source_urls":["https://github.com/vercel-labs/fx/releases"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:vercel-labs-released-fx-v0-0-16-reducing-91e01e","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/vercel-labs-released-fx-v0-0-16-reducing-91e01e/","markdown":"https://newruntime.com/posts/vercel-labs-released-fx-v0-0-16-reducing-91e01e.md","json":"https://newruntime.com/posts/vercel-labs-released-fx-v0-0-16-reducing-91e01e.json"},"next_reads":[{"type":"topic","path":"/topics/claude/","url":"https://newruntime.com/topics/claude/","title":"Claude","reason":"Explore the claude topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/claude.md","json_url":"https://newruntime.com/topics/claude.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":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}