# Rogerio Chaves (slim)

> Rogerio Chaves is co-founder and CTO of LangWatch. LangWatch on Anchor Terminal, with grades, an about and public profiles.

- Full: https://www.anchorterminal.com/people/rogerio-chaves/index.md (~850 tokens) · this version ~530 tokens · JSON https://www.anchorterminal.com/people/rogerio-chaves/index.json · canonical https://www.anchorterminal.com/people/rogerio-chaves/
- 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 and CTO, LangWatch.

Rogerio Chaves is co-founder and chief technology officer of LangWatch.

- LinkedIn: https://www.linkedin.com/in/rgrchvs/
- GitHub: https://github.com/rogeriochaves

## What Rogerio builds

- [LangWatch](https://www.anchorterminal.com/tools/langwatch.md), graded B, 65.6/100, in Agent observability & evals. LangWatch is an open-source platform for tracing, evaluating and testing LLM applications and agents, with prompt management, datasets and an AI gateway. It runs hosted or self-hosted, with a REST API, SDKs, a CLI and an MCP server. Co-founder and CTO, LangWatch, researched 2026-10-28.

## Works with

- [Manouk Draisma](https://www.anchorterminal.com/people/manouk-draisma/), Co-founder and CEO, LangWatch

## Backed by

- [Passion Capital](https://www.anchorterminal.com/investors/passion-capital/)
- [Volta Ventures](https://www.anchorterminal.com/investors/volta-ventures/)
- [Antler](https://www.anchorterminal.com/investors/antler/)

## Questions

### Who is Rogerio Chaves?

Rogerio Chaves is co-founder and chief technology officer of LangWatch.

### What does Reasoning Engine B.V. (LangWatch) make?

Anchor Terminal lists LangWatch from Reasoning Engine B.V. (LangWatch).

### Who has invested in Reasoning Engine B.V. (LangWatch)?

The sources our research read name Passion Capital, Volta Ventures and Antler.

### How are Rogerio's tools graded?

LangWatch is graded B, 65.6 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://langwatch.ai/about-us

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.