# Ihor Stepanov (slim)

> Ihor Stepanov is co-founder and CEO; GLiClass research co-author. GLiClass on Anchor Terminal, with grades, an about and public profiles.

- Full: https://www.anchorterminal.com/people/ihor-stepanov/index.md (~850 tokens) · this version ~580 tokens · JSON https://www.anchorterminal.com/people/ihor-stepanov/index.json · canonical https://www.anchorterminal.com/people/ihor-stepanov/
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-27
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Co-founder and CEO; GLiClass research co-author.

Ihor Stepanov is the first-listed author of Knowledgator's research papers, including GLiClass (August 2025), which adapts the GLiNER architecture for zero-shot sequence classification, and a bi-encoder GLiNER that recognises thousands of entity types at once (February 2026).

- X: https://x.com/ihor_step

## What Ihor builds

- [GLiClass](https://www.anchorterminal.com/tools/gliclass.md), graded D, 50.2/100, in Decision models. GLiClass is an open-source Python library and family of open-weight zero-shot text classifiers from Knowledgator. It scores every candidate label in one forward pass and runs locally through a pipeline or a Ray Serve endpoint. Co-founder and CEO; GLiClass research co-author, researched 2026-10-27.

## Works with

- [Mykhailo Shtopko](https://www.anchorterminal.com/people/mykhailo-shtopko/), COO, ML researcher and GLiClass maintainer

## Questions

### Who is Ihor Stepanov?

Ihor Stepanov is the first-listed author of Knowledgator's research papers, including GLiClass (August 2025), which adapts the GLiNER architecture for zero-shot sequence classification, and a bi-encoder GLiNER that recognises thousands of entity types at once (February 2026).

### What does Knowledgator make?

Anchor Terminal lists GLiClass from Knowledgator.

### How are Ihor's tools graded?

GLiClass is graded D, 50.2 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://github.com/Knowledgator/GLiClass
- https://x.com/ihor_step
- https://lt.linkedin.com/in/mykhailo-shtopko
- https://www.knowledgator.com/
- https://www.knowledgator.com/about-us
- https://x.com/knowledgator
- https://docs.knowledgator.com/docs/support/index.html
- https://docs.knowledgator.com/docs/support

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.