Downloads
Everything Phionyx ships, in one place.
Software
The engine, the gate, the protocol, and the adapters that connect them.
Phionyx Core
GitHub →The engine — a deterministic runtime: pipeline, safety gates, signed audit chain.
Self-governance gate
GitHub →Holds an AI agent's claims to evidence before they pass.
MCP trust boundary
GitHub →The outward MCP server that brokers tool access and audit.
AIREP — AI Runtime Evidence Protocol
GitHub →A neutral, vendor- and model-independent record format: one signed, hash-chained record per AI runtime decision. Experimental; Phionyx is its reference implementation.
phionyx-eval
GitHub →LLM-as-judge primitive plus cross-runtime trace importers.
phionyx-eval-inspect
GitHub →Bridge that runs evaluations through the Inspect harness.
phionyx-langchain-langgraph
GitHub →Adapter that wires the gate into LangChain and LangGraph agents.
phionyx-letta
GitHub →Adapter that wires the gate into Letta agents.
phionyx-openai-agents
GitHub →Adapter that wires the gate into the OpenAI Agents SDK.
phionyx-compliance
GitHub →Maps evidence rows to compliance frameworks for audit.
HearthOS
GitHub →Bounded-authority household AI for families.
Books & kits
The written guides and ready-to-use templates.
The Governance Trilogy
Amazon Kindle →Three books on running AI agents under bounded authority and proof.
AI Pipeline Governance Handbook
Leanpub →A practical guide to pipeline governance, gate architecture, and deployment.
AI Governance Starter Kit
Gumroad →Templates, checklists, and schemas for teams building governed AI.
HearthOS Starter Kit (PDF)
Download PDF →A starting kit for bounded-authority AI at home.
Writing
Where the thinking gets shared first.
Substack
Read on Substack →Technical articles on deterministic AI engineering.
X — @phionyx_ai
Follow on X →Shorter notes, releases, and threads.