# Jim McKelvey (slim)

> Jim McKelvey is co-founder of Block. goose on Anchor Terminal, with grades, an about and public profiles.

- Full: https://www.anchorterminal.com/people/jim-mckelvey/index.md (~700 tokens) · this version ~480 tokens · JSON https://www.anchorterminal.com/people/jim-mckelvey/index.json · canonical https://www.anchorterminal.com/people/jim-mckelvey/
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-28
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Co-founder, Block.

Jim McKelvey co-founded Block, Inc., formerly Square.

## What Jim builds

- [goose](https://www.anchorterminal.com/tools/goose.md), graded BB, 74.3/100, in Agent harnesses. Open-source general-purpose agent written in Rust, with a desktop app, a CLI and an embeddable server. Co-founder, Block, researched 2026-10-28.

## Works with

- [Douwe Osinga](https://www.anchorterminal.com/people/douwe-osinga/), Goose OSS Lead
- [Jack Dorsey](https://www.anchorterminal.com/people/jack-dorsey/), Co-founder, Block

## Questions

### Who is Jim McKelvey?

Jim McKelvey co-founded Block, Inc., formerly Square.

### What does Agentic AI Foundation (originally Block) make?

Anchor Terminal lists goose from Agentic AI Foundation (originally Block).

### How are Jim's tools graded?

goose is graded BB, 74.3 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://www.linkedin.com/in/douweosinga/
- https://goose-docs.ai/
- https://goose-docs.ai/blog/2026/04/07/goose-moves-to-aaif
- https://en.wikipedia.org/wiki/Block,_Inc.
- https://en.wikipedia.org/wiki/Jack_Dorsey
- https://en.wikipedia.org/wiki/Jim_McKelvey

Not the same person as [Jim McKelvey](https://www.anchorterminal.com/people/jim-mckelvey-2/) (Block, Inc.), as far as the research can tell.

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.