Halo: on-device iPhone agent with MCP, skills, subagents, and wiki memory

Archived signal · AI Coding & Agents

Tanmay@tanmaysx

Halo: on-device iPhone agent with MCP, skills, subagents, and wiki memory

Halo runs entirely on iPhone with no server required, supporting any LLM provider.
It includes a custom agent harness with MCP support, skills, subagents, and self-updating wiki memory with RAG.

Where this lives now

This signal is part of the DigestOps evidence archive. The living answers built on evidence like this are at AI Coding & Agents; agents can query it as JSON at /api/v1/cards/121 or over MCP.