# Daniel Chalef

> Daniel Chalef is founder. Graphiti and Zep on Anchor Terminal, with grades, an about and public profiles.

- Canonical: https://www.anchorterminal.com/people/daniel-chalef/
- Markdown: https://www.anchorterminal.com/people/daniel-chalef/index.md (~850 tokens)
- Slim: https://www.anchorterminal.com/people/daniel-chalef/index.min.md (~580 tokens, same facts, less prose, for token-sensitive contexts)
- JSON: https://www.anchorterminal.com/people/daniel-chalef/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.

Daniel Chalef founded Zep AI, a Y Combinator Winter 2024 company building a context layer and memory for AI agents, including Graphiti, its open-source framework for temporal knowledge graphs. An engineer turned founder, he previously founded KnowledgeTree and was a late-stage operator at SparkPost, which MessageBird acquired.

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

## What Daniel builds

- [Graphiti](https://www.anchorterminal.com/tools/graphiti.md), graded D, 53.3/100, in Agent memory. Open-source Python framework from Zep that builds a temporal knowledge graph from chat messages, text and JSON. Founder, researched 2026-10-27.
- [Zep](https://www.anchorterminal.com/tools/zep.md), graded BB, 74/100, in Agent memory. Hosted context and memory service built on a temporal graph of facts, relationships and source episodes. Founder, researched 2026-10-26.

## Backed by

- [Y Combinator](https://www.anchorterminal.com/investors/y-combinator/)
- [Root Ventures](https://www.anchorterminal.com/investors/root-ventures/)
- [Engineering Capital](https://www.anchorterminal.com/investors/engineering-capital/)

## Questions

### Who is Daniel Chalef?

Daniel Chalef founded Zep AI, a Y Combinator Winter 2024 company building a context layer and memory for AI agents, including Graphiti, its open-source framework for temporal knowledge graphs. An engineer turned founder, he previously founded KnowledgeTree and was a late-stage operator at SparkPost, which MessageBird acquired.

### What does Zep make?

Anchor Terminal lists Graphiti and Zep from Zep. Open-source Python framework from Zep that builds a temporal knowledge graph from chat messages, text and JSON.

### Who has invested in Zep?

The sources our research read name Y Combinator, Root Ventures and Engineering Capital.

### How are Daniel's tools graded?

Graphiti is graded D, 53.3 out of 100; Zep is graded BB, 74 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://www.linkedin.com/in/danielchalef/
- https://www.getzep.com/
- https://help.getzep.com/faq
- https://www.getzep.com/about/

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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