Rivet

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Rivet

@rivet_dev

Rivet Actors are the primitive for stateful workloads. Built for AI agents, collaborative apps, and durable execution. Open-source.

San Francisco, CA Katılım Eylül 2019
2 Takip Edilen3.9K Takipçiler
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Rivet
Rivet@rivet_dev·
Say hello to agentOS (beta) A portable open-source OS built just for agents. Powered by WASM & V8 isolates. 🔗 Embedded in your backend ⚡ ~6ms coldstarts, 32x cheaper than sbxs 📁 Mount anything as a file system (S3, SQLite, …) 🥧 Use Pi, Claude Code/Codex/Amp/OpenCode soon
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Rivet
Rivet@rivet_dev·
We have passed over 10k stars✨
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Nathan Flurry 🔩
Nathan Flurry 🔩@NathanFlurry·
Memory of coding harnesses in agentOS (portable WASM OS for agents): 🥇 Codex (WASM): 122 MB 🥈 Pi (V8): 153 MB 🥉 Claude Code (V8): 316 MB OpenCode & Amp coming soon This is the memory for the *entire* VM, including bash, Node.js, Python, git fully loaded
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Rivet
Rivet@rivet_dev·
Say hello to agentOS (beta) A portable open-source OS built just for agents. Powered by WASM & V8 isolates. 🔗 Embedded in your backend ⚡ ~6ms coldstarts, 32x cheaper than sbxs 📁 Mount anything as a file system (S3, SQLite, …) 🥧 Use Pi, Claude Code/Codex/Amp/OpenCode soon
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Nathan Flurry 🔩
Nathan Flurry 🔩@NathanFlurry·
🤘 Rivet Secure Exec (V8 isolates): Securely execute Node.js anywhere (Railway, Vercel, Hetzner, Kubernetes) vs 🔥 Firecracker (microVMs): Full Linux operating system, but requires specialized infrastructure
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Rivet
Rivet@designrivet·
What if you could turn your coding agent into a design tool? Connect your Claude, Cursor or Codex to Rivet and make visual changes with precision and speed. Now in open preview. Reply or DM if you'd like to try it!
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Nathan Flurry 🔩
Nathan Flurry 🔩@NathanFlurry·
Rivet Secure Exec v0.2.0 just got more secure Process isolation now separates Node.js instances from the host - Security → improved isolation against V8 0-days - OOM protection → in case of over-provision - Bun support → no longer tied to embedded V8 All written in Rust 🦀
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Nathan Flurry 🔩
Nathan Flurry 🔩@NathanFlurry·
Rivet Secure Exec 0.2.0 now has 2.8x faster coldstarts for Node.js execution without a sandbox 17.9 ms → 6.2ms (p99) 16.2ms → 4.0 ms (p50) Instead of rebuilding the runtime every creation, V8 isolate snapshots let us clone a ready-to-go instance instantly – much like in KVM
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Nathan Flurry 🔩
Nathan Flurry 🔩@NathanFlurry·
Secure Exec SDK gives agents an insanely customizable virtual OS File system → persist to S3, SQLite, Postgres, etc Network (outbound) → granular network control Network (inbound) → dev servers (Hono, Express, etc) Child process → custom tools
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