# Mason Hall

> Mason Hall is head of Strategy; Agentzon launch contributor and co-founder; agentic commerce strategy. Agentzon and OpenInstinct on Anchor Terminal, with grades, an about and public profiles.

- Canonical: https://www.anchorterminal.com/people/mason-hall/
- Markdown: https://www.anchorterminal.com/people/mason-hall/index.md (~1,000 tokens)
- Slim: https://www.anchorterminal.com/people/mason-hall/index.min.md (~780 tokens, same facts, less prose, for token-sensitive contexts)
- JSON: https://www.anchorterminal.com/people/mason-hall/index.json (this page as data, same URL with Accept: application/json)
- Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt)
- API: https://www.anchorterminal.com/api/v1/index.json
- MCP: https://www.anchorterminal.com/mcp (the whole catalogue as tools, no key)
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)
- Updated: 2026-10-28

Head of Strategy; Agentzon launch contributor. Co-founder; agentic commerce strategy.

- LinkedIn: https://www.linkedin.com/in/hallmason
- X: https://x.com/0xMasonH

## What Mason builds

- [Agentzon](https://www.anchorterminal.com/tools/agentzon.md), graded D, 51.4/100, in Commerce & checkout. Online store for household essentials that agents can search and buy from through a JSON API. Sells 466 purchasable items shipped within the U.S. by Merit Systems Inc, with payment on a private checkout page. Head of Strategy; Agentzon launch contributor, researched 2026-10-27.
- [OpenInstinct](https://www.anchorterminal.com/tools/openinstinct.md), graded F, 22.1/100, in Personal assistants. OpenInstinct is an open-source iMessage assistant that a person deploys into their own Vercel account. It uses a cloud browser to book tickets, order groceries and fill forms, with saved logins and cards kept in an encrypted vault. Co-founder; agentic commerce strategy, researched 2026-10-27.

## Works with

- [Ryan Sproule](https://www.anchorterminal.com/people/ryan-sproule/), Co-founder and CTO
- [Sam Ragsdale](https://www.anchorterminal.com/people/sam-ragsdale/), Co-founder and CEO

## Backed by

- [Andreessen Horowitz](https://www.anchorterminal.com/investors/andreessen-horowitz/)
- [Blockchain Capital](https://www.anchorterminal.com/investors/blockchain-capital/)

## Questions

### Who is Mason Hall?

Mason Hall is head of Strategy; Agentzon launch contributor and co-founder; agentic commerce strategy.

### What does Merit Systems, Inc. make?

Anchor Terminal lists Agentzon and OpenInstinct from Merit Systems, Inc.. Online store for household essentials that agents can search and buy from through a JSON API. Sells 466 purchasable items shipped within the U.S. by Merit Systems Inc, with payment on a private checkout page.

### Who has invested in Merit Systems, Inc.?

The sources our research read name Andreessen Horowitz and Blockchain Capital.

### How are Mason's tools graded?

Agentzon is graded D, 51.4 out of 100; OpenInstinct is graded F, 22.1 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://agentzon.co/terms
- https://www.blockchaincapital.com/blog/merit-a-new-economy-for-open-source
- https://x.com/samrags_
- https://x.com/rsproule
- https://merit.systems/blog/fundraise
- https://www.google.com/search?q=Merit+Systems+Sam+Ragsdale+Ryan+Sproule+Mason+Hall+founders+X
- https://www.linkedin.com/in/hallmason
- https://x.com/0xMasonH
- https://merit.systems
- https://x.com/merit_systems
- https://agentzon.co/
- https://agentzon.co
- https://www.cnbc.com/2025/01/16/merit-systems-raises-10-million-from-a16z-blockchain-capital.html
- https://openinstinct.sh
- https://merit.systems/contact
- https://github.com/Merit-Systems/OpenInstinct

These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page, /about/#author). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.

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Query this catalogue directly over MCP: https://www.anchorterminal.com/mcp (Streamable HTTP, no key). How: https://www.anchorterminal.com/agents/#mcp