All decision model projects

Dependency-free unofficial Go SDK for System One calls and model discovery, with retries and typed errors.

Unofficial Go SDK for System One modeled on the official clients, with typed answers, retries and context cancellation.

Zero-dependency Node bridge that exposes Jev through an OpenAI-compatible API, plus a CLI, code-audit tool and auto-fix loop.

Zero-dependency Ruby gem for Jev with immutable Noul, Choice and Score question objects and a one-shot evaluate facade.

Go CLI and MCP connector exposing an evaluate tool for Jev and other System One models to Claude Code, Claude Desktop, Codex, Hermes and pi.

Latency-focused community Rust SDK for System One with official-SDK parity, an optional blocking client and an in-process mock crate.

Unofficial Rust client for System One following the official Python SDK, with async and blocking clients for apps and game loops.

PHP SDK with Laravel integration for System One, using PSR-18 HTTP clients and explicit configuration.

Unofficial C++20 SDK for System One with a builder-configured client, typed questions and pluggable libcurl or Boost.Beast transports.

Community .NET port of the official JavaScript TypeSafe SDK with aligned configuration, retries and typed questions.

Unofficial Go SDK for System One aiming for 1:1 parity with the official JS and Python SDKs, with generic typed decoding.

Beta unofficial Go SDK for System One and model discovery, checked against the upstream OpenAPI spec, with offline and live tests.

Go SDK for TypeSafe's System One API with named typed questions, flexible state and criteria types, and a reusable client.

Dependency-free Go SDK for TypeSafe: typed questions in, probability distributions out, with isolated parallel evaluation.

Community Go SDK for System One with functional options, pre-send validation of question shapes, contexts and concrete errors.

Zero-dependency Java 21 client for System One with simple Question builders and typed answer accessors.

Strictly typed PHP 8.4 SDK for System One aiming for 1:1 parity with the official JS and Python SDKs.

Unofficial Ruby port of the official TypeSafe JavaScript SDK 0.6.0, with typed answers, retries, timeouts, cancellation and logging.

Rust SDK matching the Python typesafe-sdk 0.6.0 contract, with async and blocking clients and agent-facing integration notes.

Vendor-neutral async Rust SDK for System One decision models with derive-based question sets and one multiplexed HTTP/2 connection.

Small dependency-free Swift SDK for TypeSafe where answer types are inferred from the questions passed.

Unofficial Zig client for System One where answer types come from the questions at compile time.

NativeAOT-ready .NET SDK for System One with an AutoSDK-generated transport and handwritten typed API, DI and MEAI integrations.

Community .NET SDK for System One with typed noul, choice and score questions, verbatim confidence and forward-compatible raw fields.

Small independent Go client for TypeSafe's System One API with typed Noul, Choice and Score questions and answers.

.NET SDK for System One with typed QuestionSet handles and a Microsoft.Extensions.AI package for guardrail and routing middleware.

VGI worker that exposes System One choice, noul and score as DuckDB table functions you can LATERAL join to classify whole tables.

Filament table filter that scores each row with a Jev Noul on a plain-English statement and keeps rows at or above 0.8.

Scala 3 / ZIO client for System One, typed end to end, asking several questions per round trip and returning a NamedTuple of answers.

Adds Jev semantic rules to Zod 4 schemas: Zod checks the shape, Jev checks the meaning, all rules in one request.