SDKs & clients
34 entries in this category. Each names the specific decision and links to openable evidence.
TypeSafe JavaScript SDK
Narrows a call result to the declared answer type on the TypeScript side, so the decision outcome needs no runtime parsing.
Evidencehttps://github.com/typesafe-ai/typesafe-sdk-js
Labelspublic-sourcemaintainer-runbook
laya-php
Maps Jev-compatible typed decisions into native PHP types and takes over the decision points inside Laravel.
Evidencehttps://github.com/marcreichel/laya-php/blob/main/src/Laya.php#L197
Labelspublic-sourcecall-site-verified
go-jev
A Go client that wraps Jev typed answers as a library and ships jev-cli for direct use in UNIX pipelines.
Evidencehttps://github.com/mattn/go-jev/blob/main/jev.go#L19
Labelspublic-sourcemaintainer-runbookcall-site-verified
zio-typesafe-ai
A Scala 3 / ZIO library that types the Jev System One API end-to-end, so callers never handle raw JSON.
Labelspublic-sourcecall-site-verified
jev-java
An idiomatic Java 17+ client library for the Jev System One decision engine.
Labelspublic-sourcecall-site-verified
jev-sdk-java
A small type-safe Java 21 client for the TypeSafe AI Jev decision API.
Labelspublic-sourcecall-site-verified
typesafe-sdk (Rust)
A Rust client that ships a blocking feature alongside the default async usage.
Evidencehttps://github.com/codeitlikemiley/typesafe-sdk-rust/blob/main/benches/client_overhead.rs#L15
Labelspublic-sourcemaintainer-runbookcall-site-verified
kunobi-jev
A Rust client for typed decision models that covers Jev alongside other hosted providers behind one typed call.
Evidencehttps://github.com/kunobi-ninja/kunobi-jev/blob/main/src/blocking.rs#L27
Labelspublic-sourcecall-site-verified
tinyjevclient
A compact typed Rust client scoped to the System One API call surface.
Evidencehttps://github.com/tinyhumansai/tinyjevclient/blob/main/README.md#L3
Labelspublic-sourcereadme-claim
typesafe.zig
Zig bindings ask typed Choice, Noul and Score questions about application state in one call.
Evidencehttps://github.com/mattneel/typesafe.zig/blob/master/src/Client.zig#L353
Labelspublic-sourcecall-site-verified
openai-scala-client
A general LLM client that treats decision models as a peer API class, placing Jev System One alongside OpenAI Decisions.
Labelspublic-sourcecall-site-verified
decisionkit-dotnet
A provider-independent .NET decision engine with Jev support as one of its backends.
Evidencehttps://github.com/iamjonatha/decisionkit-dotnet/blob/main/README.md#L3
Labelspublic-sourcereadme-claim
typesafeai-dotnet-sdk
A community-maintained, explicitly independent .NET client for the System One HTTP API.
Labelspublic-sourcecall-site-verified
Bodila51/grok-bot-jev
README states: A Python router around the TypeSafe SDK's system_one call.
Evidencehttps://github.com/Bodila51/grok-bot-jev/blob/main/jevopus/jevopus.py#L22
Labelscall-site-verified
boozedog/pi-codemode
README states: When a TypeSafe API key is present, Codemode injects guest jev.ask into QuickJS and the type checker. Without a key, Codemode is unchanged: no jev global, no HTTP, and no @typesafe-ai/sdk dependency.
Evidencehttps://github.com/boozedog/pi-codemode/blob/master/src/jev/client.ts#L5
Labelscall-site-verified
chaitin/Decis
README states: official typesafe-sdk already speaks — so pointing the SDK at your own host is the whole
Evidencehttps://github.com/chaitin/Decis/blob/master/playground/__init__.py#L3
Labelscall-site-verified
codeitlikemiley/typesafe-sdk-rust
README states: typesafe-sdk = { version = "0.3", features = ["blocking"] }
Evidencehttps://github.com/codeitlikemiley/typesafe-sdk-rust/blob/main/benches/client_overhead.rs#L15
Labelscall-site-verified
dakdevs/decide-mcp
README states: Defaults to TypeSafe AI Jev through AI Gateway, using AI SDK 7's experimental_evaluate. Supports custom decision policies, multiple bias profiles, automatic profile routing, and individual tools per profile.
Evidencehttps://github.com/dakdevs/decide-mcp/blob/main/src/providers.ts#L5
Labelscall-site-verified
deepanwadhwa/OpenDecision
README states: A Python API, a FastAPI server, and a TypeSafe SDK compatible endpoint.
Evidencehttps://github.com/deepanwadhwa/OpenDecision/blob/main/demos/images/measure_latency.py#L79
Labelscall-site-verified
emrickgarrett/OneVOneJev
README states: AI: @typesafe-ai/sdk (jev-latest) with heuristic fallback
Evidencehttps://github.com/emrickgarrett/OneVOneJev/blob/main/server/src/jev.ts#L7
Labelscall-site-verified
iapp-technology/openthai-systemone
README states: mirrors TypeSafe AI's POST /v1/systemone (Jev), so SDK code written for TypeSafe can point at this model.
Evidencehttps://github.com/iapp-technology/openthai-systemone/blob/main/demo/doom_demo.py#L25
Labelscall-site-verified
InsaneArts/typesafe-sdk-swift
README states: package(url: "https://github.com/InsaneArts/typesafe-sdk-swift", from: "0.2.0")
Evidencehttps://github.com/InsaneArts/typesafe-sdk-swift/blob/main/README.md#L10
Labelsreadme-claim
kunobi-ninja/kunobi-jev
README states: Rust client for typed decision models: TypeSafe Jev, Cloudflare Clef, Liquid d1,
Evidencehttps://github.com/kunobi-ninja/kunobi-jev/blob/main/src/blocking.rs#L27
Labelscall-site-verified
lambertsj/beatjev
README states: It's a Cloudflare Worker. public/ is served as static assets (plain HTML/CSS/JS, no build step). src/worker.js handles POST /api/classify and calls Jev through @typesafe-ai/sdk, so the API key stays server-side.
Evidencehttps://github.com/lambertsj/beatjev/blob/main/src/worker.js#L6
Labelscall-site-verified
logan-markewich/jeff
README states: Use the official typesafe-sdk by pointing TYPESAFE_BASE_URL at jeff.
Evidencehttps://github.com/logan-markewich/jeff/blob/main/bench/eval_accuracy.py#L70
Labelscall-site-verified
luigivis/jev-sdk-java
README states: A small, type-safe Java 21 client for the TypeSafe AI Jev (System One) decision API.
Labelscall-site-verified
MoLeMo-Lab/mojev
README states: wire-compatible with the TypeSafe Python SDK's system_one API.
Evidencehttps://github.com/MoLeMo-Lab/mojev/blob/master/mojev/apitest.py#L48
Labelscall-site-verified
nshkrdotcom/typesafe_sdk
README states: The TypeSafe-specific provider/API SDK. It owns TypeSafe authentication,
Labelscall-site-verified
Olti1947/jev-java
README states: Idiomatic Java 17+ client library for TypeSafe AI's Jev System One decision engine.
Labelscall-site-verified
Premo-Cloud/typesafe-sdk-java
README states: implementation("io.github.premo-cloud:typesafe-sdk:0.6.0")
Labelscall-site-verified
saibimajdi/typesafeai-dotnet-sdk
README states: This is a community SDK. It is an independent client for the TypeSafe AI System One HTTP API,
Labelscall-site-verified
ticofab/scala-jev-sdk
README states: libraryDependencies += "io.github.ticofab" %% "scala-jev-sdk" % " "
Evidencehttps://github.com/ticofab/scala-jev-sdk/blob/master/README.md#L14
Labelsreadme-claim
tinyhumansai/tinyjevclient
README states: tinyjevclient is a typed Rust client for TypeSafe AI's System One API and
Evidencehttps://github.com/tinyhumansai/tinyjevclient/blob/main/README.md#L3
Labelsreadme-claim
vicfei/awesome-jev-prompts
README states: import { choice, noul, score, TypeSafeClient } from "@typesafe-ai/sdk";
Evidencehttps://github.com/vicfei/awesome-jev-prompts/blob/main/README.md#L96
Labelsreadme-claim
Keep going on this site
Try, docs, cases, and pricing link to each other. The next page is on this site.
- Site directoryThe full list of the pages above.
- EcosystemCommunity projects by category.
- Jev coverageEach entry names the decision and its evidence.
- Daily casesThe next batch of coverage cases, each day.
- CommunityPublic posts, each with its source.
- BuildsNotes on model and site updates.
- PrimitivesChoice, Noul, and Score together.
- PatternsRouting, fan-out, and composite scoring.
- SDKsHTTP, Python, and JavaScript.
Use clavue-jev
- Try a judgmentSend a state and read the answer.
- Live scenesTetris, six rapid judgments, and a sort. Copy the call and run it again.
- Judgment LabSupport triage, release review, compliance routing — edit and run on the spot.
- Compareclavue-jev and jev-1.13.0 answer the same question.
- DemosJudgment examples you can edit.
- PricingInput is $0.042 per million tokens. Output is free.
- APICall POST /v1/judge with a key.
Docs
- IntroductionWhat this model is for.
- Quick startThe smallest call that runs.
- System OneWritten here: a state plus one typed question. The model is clavue-jev.
- StateThe text you send in.
- ConfidenceHow sure the answer is, and when to act on it.
- ChoicePick one mutually exclusive option.
- NoulA yes/no question, returned as the probability of yes.
- ScoreRate along a scale.
- Intent routingOne Choice call dispatches the request.
- Confidence routingAct when confidence is high. Hand off when it is low.
- Fan-outAsk several questions of one state.
- Composite scoringFold several scores into one ranking.
- HTTP APIThe request shape without an SDK.
- Python SDKCall a judgment from Python.
- JavaScript SDKCall a judgment from JavaScript.
Cases
- Use-case mapWhich primitive people use for which job.
- GuardrailsA yes/no check before an action runs.
- Function callingPick which function to call.
- Classify with confidenceDo not act when the class is unsure.
- Semantic findFind the passages that match.
- Parallel questionsAsk the whole set in one call.
- Hierarchical classificationCoarse class first, then the fine one.
- Citation checkWhether a sentence is supported by the source.
- Entity alignmentWhether two names are the same thing.
- Skill suggestionChoose which skill fits the moment.