OPEN-SOURCE CASE INDEX / NON-OFFICIAL
Laya 在开源世界，
正在长成什么。
WHAT IS LAYA
先认识一下 Laya
Laya 是 Convai Innovations 开源的 System 1 决策模型家族（Apache 2.0）：输入状态与结构化问题，单次前向传播直接输出带校准概率的类型化判断——分类、打分、是非——从不生成文本，所以没有幻觉可解析。覆盖 100+ 语言，权重完全开放，可本地部署、可微调。社区常把它作为 Jev 的开源替代来实测与对比，下方案例收录了大量 Laya vs Jev 同题对比。
pip install laya
laya-mlx
Native MLX runtime for Laya typed decision models — 7–14 ms short decisions on M3 Max. No text generation, PyTorch, or cloud API.
laya
Multilingual, non-autoregressive System 1 decision engine. Typed decisions over 100+ languages in a single forward pass — 33 ms — trained with reinforcement learning against strictly proper scoring rules (RLCD)...
laya-coreml
Local Laya typed decisions on Apple Core ML and Neural Engine. Validated ports, ~5 ms short decisions on M3 Max, reproducible speed and energy benchmarks.
laya
Run Laya, the open-source Jev-compatible System-1 decision model, from Node.js / TypeScript via ONNX Runtime
laya-playground
A website, two games, a benchmark and an agent skill for Laya, the open-source decision model. Runs on your machine.
FluidUse
Local computer use on Apple silicon: on-device typed decisions with laya and form filling with CUA-S1-FORMS, driven through the macOS Accessibility API
laya-vs-jev
Laya vs Jev: local MLX and hosted AI decisions playing T-Rex side by side, with live metrics and replay recording
laya.cpp
C++ inference for Laya typed decisions, optimized for RTX, supports Vulkan, CPU
laya-vs-jev-arena
Laya (open source, local) vs TypeSafe Jev (API): two AI models race in Snake and fight in a Mortal-Kombat-style arena. Every move is a real model decision.
arbiter
Serve typed-decision (System 1) models — Laya or your own — on NVIDIA GPUs or Apple Silicon, with a Jev-compatible API and coding-agent integrations
laya-vision
Image inputs for Laya: calibrated, non-generative typed decisions over images + text (SmolVLM-256M backbone)
laya-drift
opencode plugin to monitor agent drift over time
laya_ex
An Elixir library wrapping ConvAI Innovations' OSS Laya system one model
laya
Multilingual, non-autoregressive System 1 decision model. Give it a state (text, email, ticket, or JSON) and typed questions; it returns typed answers with mathematically calibrated probabilities in a single fo...
laya-mps
Run Jev-style typed decisions locally on your Mac with low RAM usage and fast responses
fast-jev-compaction-laya
Local, key-free context compaction for opencode: replaces lossy LLM-summarization compaction with typed decisions scored by the open-weight Laya models running natively on Apple Silicon via MLX.
edgejev
离线可用的本地类型化决策：4 核 CPU 单题 15.6ms。Local & offline Jev / System One inference on CPU — ONNX + INT8, no torch at runtime. 支持 laya / kev / PlayJev
laya-multilingual
Non-autoregressive System 1 decision model covering 100+ languages. Give it a state (text, email, ticket, or JSON) and typed questions; it returns typed answers with probabilities in a single forward pass. No t...
laya-plays-smb3
World 1-1 cleared with unmodified Laya on DGX Spark. Model-driven jumping, replay-verified frames, and every decision recorded.
laya-rust
Pure-Rust inference for the Laya non-autoregressive typed-decision model (ModernBERT-large + RL decision head), on candle
kevala
Decision models (Laya, Kev) in any web page: a zero-dependency Rust engine compiled to WebAssembly, with WebGPU kernels. One import, no server.
laya-mcp
This is a mcp server for integrating Laya into your agentic workflow.
laya-demo
HuggingFace 上的 Laya 相关模型（gradio）。
laya-go
Laya — open horizontal System 1 decision models: Go server + agent CLI/MCP replacing JEV (non-autoregressive structured prediction)
laya-typed-decisions
Non-autoregressive System 1 decision model, fine-tuned on the typed-decisions workflows: agent-trace observability, customer service, invoice processing and security incidents.
laya-pong
Browser pong whose paddle is decided by a Laya typed decision, one question per frame at 18.7 ms
laya-jev-lab
Independent measurements of typed-decision models: Jev (TypeSafe API) vs Laya (open weights), and a local-first cascade that matches Jev's accuracy at 1.8x the speed
chunklaya
Long-input harness for Laya, the open-weights System 1 decision model: chunk, detect, aggregate. Apache 2.0.
laya-rs
Rust reimplementation of Laya, a sub-35ms non-autoregressive typed-decision engine (ModernBERT encoder + RLCD-trained decision head), built from scratch on candle.
laya.cpp
C/C++ port of NandhaKishorM/laya
sysone-bench
First independent head-to-head benchmark of System One decision models (Laya vs Jev) on byte-identical inputs
laya-zig
A from-scratch, dependency-free Zig CPU runtime for the Laya System-1 decision model: tokenizer + mmBERT-base encoder + decision head in one binary, no Python/torch/BLAS. Work in progress, see README.
laya-browser-agent
Local, open-source Jev alternative: browser agent decisions with Laya (System One model) on your own machine. No cloud, no API key. Playwright/CDP, MCP-friendly.
gg-friggin-ez
Fast, drop-in multilingual profanity and toxicity screener for Node.js, powered by System 1 models like TypeSafe AI Jev and Laya. Catches leetspeak, character spacing, and romanized profanity across languages i...
laya-multilingual-GGUF
Multilingual System 1 decision model compiled from convaiinnovations/laya-multilingual (mmBERT-base, 322M, context 1024, 100+ languages). These files are not llama.cpp / llama-cli GGUFs. They are produced by gg...
laya-GGUF
English System 1 decision model compiled from convaiinnovations/laya (ModernBERT-large, 421M, context 512). These files are not llama.cpp / llama-cli GGUFs. They are produced by ggmlc, a neural network compiler...
laya-multilingual-coreml-ane
Laya typed decisions on Apple Silicon, using CPU + Neural Engine. This is a portable Core ML bundle for laya-coreml, converted from convaiinnovations/laya-multilingual. It outputs choice, score, and noul probab...
laya-mind2web-browser-agent
This is a fine-tuned version of the Laya decision model, specialized for browser automation tasks. It predicts the next browser action (operation and target element) from a web page's DOM structure and a user g...
laya-multilingual-coreml
Laya typed decisions on Apple Silicon, using CPU + GPU. This is a portable Core ML bundle for laya-coreml, converted from convaiinnovations/laya-multilingual. It outputs choice, score, and noul probabilities wi...
laya-vision-demo
HuggingFace 上的 Laya 相关模型（gradio）。
laya-multilingual-GGUF
GGUF conversion of convaiinnovations/laya-multilingual (Apache-2.0), encoder only (mmBERT-base, 22 layers, hidden 768). Bit-identical to an independent community conversion (134/134 tensors, max diff 0).
laya-gguf
GGUF conversion of convaiinnovations/laya (Apache-2.0), f16, via llama.cpp converthftogguf.py. laya-F16.gguf (and the quants) hold the ModernBERT backbone only, and load in llama.cpp as modern-bert (use --embed...
laya-multilingual-demo
HuggingFace 上的 Laya 相关模型（gradio, mcp-server）。
laya-lab
HuggingFace 上的 Laya 相关模型（static）。
laya-onnx
This repository contains the ONNX-converted model weights for convaiinnovations/laya (English, ModernBERT-large backbone, 421M parameters).
laya-typed-decisions-GGUF
Specialist System 1 decision model compiled from convaiinnovations/laya-typed-decisions (ModernBERT-large, 421M, context 1024). Fine-tuned for invoice match, SOC alerts, customer-service next action, and agent-...
laya-coreml
Laya typed decisions on Apple Silicon, using CPU + GPU. This is a portable Core ML bundle for laya-coreml, converted from convaiinnovations/laya. It outputs choice, score, and noul probabilities with zero gener...
GitHub - artificial-intelligence-works/laya-jev
Contribute to artificial-intelligence-works/ laya -jev development by creating an account on GitHub.
Laya - Models
Laya Multilingual, non-autoregressive System 1 decision model. Give it a state (text, email, ticket, or JSON) and typed questions; it returns typed answers with mathematically calibrated probabilities in a sing...
Laya — 33ms Multilingual System 1 Decision Engine
I Built Non-Autoregressive Decision Models with RL a Year Ago. Then a Frontier Lab Called It a "Breakthrough". From our March 2025 arXiv paper on sequence conversion trajectories to Laya : a sub-35ms open-weigh...
Jev is very good. Your own data is better.
The Jev launch got me curious enough to go read the two papers the...
Laya: The 421M Open-Weight Decision Engine That Skips Text Generation Entirely
社区公开案例，详情见原文链接。
Laya Local System One: Setup, Limits, and Jev Comparison
Laya is an open-source System One decision model that can run on local hardware. Like Jev, it accepts a state plus Choice, Score, and Noul questions instead of generating text. The model code and weights are pu...
Fast, Calibrated Decisions: What RLCD Models Actually Are, Where They Fit, and Why We Need Both…
社区公开案例，详情见原文链接。
Got jev-like api running natively on ninfer / qwen3.8 27b and results are quite decent
Hi all! After all the jev hype I wanted to try by myself and got qwen3.8 27b to mix-and-match open implementations on top of ninfer, and to be honest I'm quite impressed with the results, latency is not great b...
Jev 与 Laya 引发的 System One 讨论周
"System One models" became the loudest idea in AI this week. TypeSafe AI launched #Jev on 15 September and named the category...
Jev 开源平替模型 Laya 实测
实测 Laya 的部署与效果：pip install 之后用 python -m laya serve 加载 typed-decisions checkpoint 起本地服务，对比 Jev 的上下文理解与准确度。
convaiinnovations/laya (multilingual, non-autoregressive System 1 decision model)
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LLM 做决策又慢又贵？System One 模型 JEV、kev、laya 直接算概率
为什么 LLM 不适合做「决策」、System One：来自《思考，快与慢》的新模型类别，以及 JEV、kev、laya 三个代表方案为什么直接输出校准概率更适合自动化。
JEV Has an Open-Source Rival. I Tested Laya Beyond the Demo.
社区公开案例，详情见原文链接。
laya-multilingual-gguf
GGUF conversion of convaiinnovations/laya-multilingual (Apache-2.0), f16, via llama.cpp converthftogguf.py. laya-multilingual-F16.gguf (and the quants) hold the ModernBERT backbone only, and load in llama.cpp a...
laya-typed-decisions-gguf
GGUF conversion of convaiinnovations/laya-typed-decisions (Apache-2.0), f16, via llama.cpp converthftogguf.py. laya-typed-decisions-F16.gguf (and the quants) hold the ModernBERT backbone only, and load in llama...
laya.cpp: Optimized laya near-instant decision making
After seeing u/Nandakishor_ml’s post introducing Laya , I wanted to see how fast it could run in a standalone C++ implementation. Credit to u/Nandakishor_ml for the architecture, training and open-source releas...
The Scaling Lesson. What are we missing?
Consider the difference between GPT 1 and GPT 6. They are both decoder-only language models, yet there's so much difference between them. Data scale, data quality, sft, rl, etc. But the important lesson, I thin...
Is Typesafe based/derived from work done by the Laya author?
Typesafe's new model, Jev is all over the internet, this sub etc as a new classifier model. Then an AI dev posted here how they'd done something very similar, and made a new model, Laya. https://www.reddit.com/...
Laya: Bye Bye TypeScript Jev AI
A model card walkthrough of Laya: a non-autoregressive System 1 decision model that never generates text — what it gives up, and how fine-tuning on your domain data turns it into a specialized decision model in...
对 Laya 模型卡的解读：Laya 是一个非自回归的 System 1 决策模型，从不生成文本；文章讲了它放弃了什么，以及如何在自己的领域数据上微调，把它变成生产环境里的专用决策模型。
为什么 LLM 的置信度在骗你？一个 33ms 校准概率引擎的解法
从校准概率切入，介绍 System 1 决策模型的解法：pip install laya 即可使用，国内下载源会自动切换到 ModelScope（魔塔），海外用户默认从 HuggingFace 下载。
Laya：开源的 BERT 类决策模型，性能超 Jev
分享一下开源项目 Laya，一个多语言、非自回归的 System 1 决策模型，输入文本/工单/JSON + 结构化问题，单次前向传播（~33ms）直接输出带概率的分类/打分/判断。
laya-typed-decisions-coreml
Laya typed decisions on Apple Silicon, using CPU + GPU. This is a portable Core ML bundle for laya-coreml, converted from convaiinnovations/laya-typed-decisions. It outputs choice, score, and noul probabilities...
开源模型 Laya 发布：推理速度快 Jev 近 8 倍，零成本替代专有 API
针对专有 System 1 API 的趋势，开发者发布完全开源的横向 System 1 决策模型家族 Laya：模拟人类大脑 System 1 机制，在商用硬件上仅需 32.8 毫秒即可做出判断。
I gave Jev, Laya, finetuned ModernCE and Qwen3.5 the controls to Doom
<img src="https://external-preview.redd.it/OGs5bzllNXE5a3FoMf0C-RwhEAIhO29wYbXpGCItnwYWeS2V6CtQJKOIxpem.png?width=640&crop=smart&auto=webp&s=01d16cdb259d88f1648e1505f251d3403479e697" alt="I gave Jev, Laya, fine...
Convai Laya 是什么？不生成文本的决策模型，38 毫秒出结果 - ai345
Convai Laya 是什么？ Convai Innovations 开源的非自回归决策模型，421M 参数，一次前向 38 毫秒返回带校准概率的结构化答案，不做文本生成。含能力、评测与上手指南。
用 Codex 写了个专案，实测 Jev 与开源的 Laya 模型
这两天 Jev 很红、昨天申请 waitlist，今天拿到资格就用 Codex 写了个专案来测测看 Jev 与开源的 Laya 模型：Jev 的上下文和准确度确实高。
Made the horizontal open-source model for Jev with RLCD, and it surpasses all the Jev benchmarks. HF space, benchmark, model, repo
<img src="https://preview.redd.it/i3znzaqm28qh1.png?width=640&crop=smart&auto=webp&s=29d4364afa725ca1d778ff2eee50a853947aa36e" alt="Made the horizontal open-source model for Jev with RLCD, and it surpasses all...
Laya: open-source alternative to TypeSafe Jev, runs locally
Laya is the open-source alternative to TypeSafe Jev: a small model that decides instead of chatting. Typed answers with real probabilities in 21 ms, on your own machine.