# Ian Eaves

> Ian Eaves is founder; SPEV release author. SPEV on Anchor Terminal, with grades, an about and public profiles.

- Canonical: https://www.anchorterminal.com/people/ian-eaves/
- Markdown: https://www.anchorterminal.com/people/ian-eaves/index.md (~850 tokens)
- Slim: https://www.anchorterminal.com/people/ian-eaves/index.min.md (~480 tokens, same facts, less prose, for token-sensitive contexts)
- JSON: https://www.anchorterminal.com/people/ian-eaves/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

Founder; SPEV release author.

Ian Eaves founded Sprag, an inference platform for multimodal models built on vLLM-Omni. He has led machine learning and AI teams at startups and Fortune 50 companies for more than a decade, and earlier founded Grai, a Y Combinator-backed open-source tool for data lineage and pipeline testing. He also created visions, a semantic type system for Python.

- LinkedIn: https://www.linkedin.com/in/ieaves/

## What Ian builds

- [SPEV](https://www.anchorterminal.com/tools/sprag-spev.md), graded D, 51.4/100, in Decision models. SPEV is Sprag's open-weight decision model, released on 14 October 2026. It answers predicate, choice and score questions about text, audio or an image with a probability for each answer, through Sprag's hosted API or Apache-2.0 weights. Founder; SPEV release author, researched 2026-10-27.

## Backed by

- [Open Core Ventures](https://www.anchorterminal.com/investors/open-core-ventures/)

## Questions

### Who is Ian Eaves?

Ian Eaves founded Sprag, an inference platform for multimodal models built on vLLM-Omni. He has led machine learning and AI teams at startups and Fortune 50 companies for more than a decade, and earlier founded Grai, a Y Combinator-backed open-source tool for data lineage and pipeline testing. He also created visions, a semantic type system for Python.

### What does Sprag make?

Anchor Terminal lists SPEV from Sprag. SPEV is Sprag's open-weight decision model, released on 14 October 2026. It answers predicate, choice and score questions about text, audio or an image with a probability for each answer, through Sprag's hosted API or Apache-2.0 weights.

### Who has invested in Sprag?

The sources our research read name Open Core Ventures.

### How are Ian's tools graded?

SPEV is graded D, 51.4 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://sprag.ai/about
- https://sprag.ai/blog/spev-open-weight-omnimodal-decision-model
- https://www.linkedin.com/in/ieaves/
- https://sprag.ai/
- https://x.com/SpragSocial
- https://huggingface.co/SpragAI/SPEV/discussions
- https://sprag.ai/contact

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.

---

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