vellum-assistant
vellum-ai/vellum-assistant
An optional Jev provider in Vellum Assistant sends conversation state and explicit questions to TypeSafe.
★ 1,303
JEV ECOSYSTEM / CATEGORY
MCP & Integrations
49 open source Jev projects in this category, part of AionEdge's independent index of the Jev ecosystem.
jev-mcp (jkudish)
jkudish/jev-mcp
Eight MCP tools for evidence checks, content screening, search, reranking, classification, comparison and extraction.
★ 282
typesafe-mcp
itsmostafa/typesafe-mcp
An MCP server that lets Claude Code, Claude Desktop, Codex and Pi ask Jev typed questions.
★ 258
jev-review (NiazMorshed2007)
NiazMorshed2007/jev-review
A local MCP code-quality reviewer returning structured scores to coding Agents.
★ 203
formanator
timrogers/formanator
CLI and MCP server for Forma benefit claims that can use Jev to classify receipt line items into reimbursement categories.
★ 99
jev-browser (Ying-Kai-Liao)
Ying-Kai-Liao/jev-browser
A browser library, CLI and MCP server where the caller supplies goals and text while Jev selects actions.
★ 74
jevgrep
nassim-arifette/jevgrep
Semantic code search CLI and MCP server: Jev scores authorized repository excerpts and returns exact file paths and line numbers to coding agents.
★ 52
jev-sift
kbhuw/jev-sift
Agent plugin and MCP tool where Jev classifies batches of text so agents can read only the relevant items. No repository-level license file was found during review.
★ 45
Jevbridge
tacticocc/Jevbridge
ACP and MCP adapter that exposes Jev typed decisions and computer-use actions to Codex, Claude, OpenCode, and other agents.
★ 39
jev-mcp (burnigtm)
burnigtm/jev-mcp
MCP server that puts TypeSafe Jev on the coding loop in Cursor, Codex, and any MCP client.
★ 36
jev-seo
AkashPriyadarshii/jev-seo
An experimental Rust SEO/GEO CLI and MCP tool combining page checks, DuckDuckGo queries and optional Jev scoring.
★ 34
plasmallm
joshuaeroman/plasmallm
A Jev Decisions adapter in a KDE Plasma assistant widget for displaying structured judgments.
★ 29
jev-mcp (blakestone-x)
blakestone-x/jev-mcp
Wraps Jev classification, scoring, yes/no judgments and candidate matching as MCP tools.
★ 20
jevwire
Brainwires/jevwire
Provides Jev MCP tools, an embeddable library and Claude Code hooks for Agents.
★ 18
★ 12
AskJev
ranjan2829/AskJev
Connects Agents to a browser over MCP, using Jev to choose page actions with confirmation gates for actions such as payment or deletion.
★ 8
jev-mcp (arunav25)
arunav25/jev-mcp
Connect JEV to MCP clients and compare its judgments against general-purpose LLMs using shared datasets and measurable accuracy.
★ 7
★ 7
jev-mcp (rashedInt32)
rashedInt32/jev-mcp
MCP server exposing TypeSafe Jev as typed, calibrated judgment tools: classify, score, check, batched ask. Ships as a Claude Code plugin.
★ 7
jev-browser (tontoko)
tontoko/jev-browser
Playwright browser automation with Jev decisions through a shared CLI, MCP server and TypeScript SDK.
★ 7
jev-tool-router
jackbarunz/jev-tool-router
MCP router for Codex that uses Jev to select an external tool on demand instead of exposing the agent to every tool schema.
★ 6
daf-jev
docxology/daf-jev
A Python toolkit for Jev requests, batch evaluation, calibration and MCP access.
★ 5
jev-mobile
Friedjof/jev-mobile
Fast structured Android control loops with TypeSafe Jev and Mobile MCP.
★ 4
jev-flash-router
Ravinder82/jev-flash-router
MCP server that uses Jev to route coding-agent decisions such as file selection, task paths, and test-impact checks.
★ 3
jev-mcp-dispatcher
abhishekashokvkumar/jev-mcp-dispatcher
Natural-language MCP tool dispatcher powered entirely by TypeSafe's Jev — no general-purpose LLM. Discovers a simple MCP server's tool signatures at runtime and uses Jev's typed primitives (Choice/Noul) to pick the right tool and extract its arguments straight out of the sentence. No repository-level license file was found during review.
★ 3
jev-shield
caiovicentino/jev-shield
Semantic MCP firewall powered by Jev — screens every tool call, tool result, and tool description with calibrated System One verification. 94% block recall, 0 false positives, ~$0.00002/check.
★ 3
jev-classifier
felpsdev/jev-classifier
A local Jev tool-routing gateway for coding Agents, with an MCP suggestion interface.
★ 3
jevscan
jevbook/jevscan
An EVM Token screening tool with library, CLI and MCP interfaces for market-feature-based risk judgments.
★ 3
jevex
jvsteiner/jevex
An Agent experiment where Jev directs a tool loop, a chat model fills arguments and prose, and MCP tools execute.
★ 3
jev-mcp (BYK)
BYK/jev-mcp
An eval-first MCP server for TypeSafe's Jev, a System One model that returns typed judgments (noul, choice, score) with probabilities instead of generated text.
★ 2
jev-skillful
bestagentkits/jev-skillful
Per-prompt capability router for coding agents: resolves installed skills, MCP servers, agents and commands against your prompt via TypeSafe Jev, and measures whether the injection actually helps.
★ 2
jev-ra
brnyxx/jev-ra
Browser automation MCP server where Jev chooses the next bounded browser action for a coding agent.
★ 2
jev-mcp (freepik-company)
freepik-company/jev-mcp
MCP server for typed decisions with Jev / System One via OpenRouter or TypeSafe
★ 2
n8n-nodes-typesafe-jev
n3ndor/n8n-nodes-typesafe-jev
An n8n community node for submitting typed questions to TypeSafe Jev.
★ 2
★ 2
tenbin
simota/tenbin
Documentation, an MCP server and a Skill for designing Jev judgments with question linting, batch evaluation and calibration.
★ 2
hiep-paseo-plugin
HiepPP/hiep-paseo-plugin
Local Paseo plugin that exposes Jev evaluations through MCP.
★ 1
jev-flash-review
TheBous/jev-flash-review
An MCP review engine that evaluates Agent-supplied diffs against explicit rules.
★ 1
Antigravity-mcp-semantic-search-with-TypeSafeAi
greenyamao/Antigravity-mcp-semantic-search-with-TypeSafeAi
Fast semantic code search & diff sanity auditor for AI coding assistants (Antigravity, Cursor, Claude Code) powered by TypeSafe System One.
★ 1
jev-toolkit
jbt95/jev-toolkit
MCP-first toolkit for TypeSafe/Jev — the System One decision model. One stdio server (jev mcp) serves any MCP-capable harness, backed by one local event log and Prometheus impact metrics you can scrape into your own Grafana.
★ 1
jev-playwright-mcp
krw82/jev-playwright-mcp
Jev-augmented Playwright MCP proxy — page-state triage, prompt-injection shielding, goal-based snapshot pruning, risky-action gating. Drop-in wrapper around @playwright/mcp for any coding agent.
★ 1
★ 1
jev-agent-kit
walidboulanouar/jev-agent-kit
jevkit: fast typed decisions for agents. CLI and MCP tools (route, triage, guard, grep, rank, compact, judge) on TypeSafe Jev. Zero dependencies.
★ 1
jev-browser (MahmoudAdelbghany)
MahmoudAdelbghany/jev-browser
Jev-powered browser MCP for LLM agents — ~300ms decisions, no LLM tokens in the loop. Benchmark vs Playwright MCP included.
★ 0
Jev-Checkpoint
ashishakkumar/Jev-Checkpoint
A local MCP server that uses TypeSafe Jev to confidence-gate an AI agent’s next step, routing uncertain decisions to proceed, deeper review, or human input.
—
typesafe-demo-mcp
bestagentkits/typesafe-demo-mcp
MCP server exposing TypeSafe System One judgments (noul, choice, score) as agent tools.
★ 0
AskJev-MCP
cbruyndoncx/AskJev-MCP
MCP server for typed Jev Choice, Noul, and Score judgments with probabilities and confidence.
★ 0
decide-mcp
dakdevs/decide-mcp
Configurable decision MCP server with AI SDK, Jev, percentage scores, and bias-profile routing.
★ 0
★ 0