Devin Stein

Jun
05
Better Agent Testing with Distributed Dependency Injection

Better Agent Testing with Distributed Dependency Injection

Author: Michael Mangus | Engineer at Dosu Testing agents is hard. Dosu depends on many external services: a relational database, an
10 min read
May
29
Cover image showing the Dosu logo and the title of the article

Celery Preserializers: A low-friction path to Pydantic support

Author: Michael Mangus | Engineer at Dosu At Dosu, we use Celery for asynchronous tasks and Pydantic for data validation. If
6 min read
May
21
May 2025 Dosu Drop - New Agent, Self-Serve Pricing, Fresh Look

May 2025 Dosu Drop - New Agent, Self-Serve Pricing, Fresh Look

Author: Devin Stein | Founder @ Dosu Well hello there! We’ve got lots of exciting updates to share this month so
5 min read
Apr
25
April 2025 Newsletter - Dosu Does Docs

April 2025 Newsletter - Dosu Does Docs

Hello everyone! Welcome back to the third edition of Dosu’s monthly newsletter. Last month, we announced early access to
2 min read
Apr
01
March 2025 Newsletter - Dosu Knows

March 2025 Newsletter - Dosu Knows

Hello everyone! Welcome back to the second edition of Dosu’s monthly newsletter. In case you missed our last newsletter,
3 min read
Mar
03
February 2025 Newsletter  - Introducing Spaces

February 2025 Newsletter - Introducing Spaces

Hello everyone! Hope you’re having an great start to 2025. 2025 is going to be a big year for
3 min read
Oct
08
Open Source Labeling Best Practices

Open Source Labeling Best Practices

A proper labeling scheme is one of the best ways to keep an open source project in GitHub organized. Labels
4 min read
May
02
How Dosu Used LangSmith to Achieve a 30% Accuracy Improvement with No Prompt Engineering

How Dosu Used LangSmith to Achieve a 30% Accuracy Improvement with No Prompt Engineering

There are many techniques for “teaching” LLMs to improve their performance on specific tasks. The most common are: 1. Prompt
6 min read
Mar
10
Iterating Towards LLM Reliability with Evaluation Driven Development

Iterating Towards LLM Reliability with Evaluation Driven Development

It’s well known at this point that building production-grade LLM products is hard. Reliability is critical for any product
7 min read
Feb
27
Reliable Data Orchestration for AI Applications

Reliable Data Orchestration for AI Applications

At their core, AI applications are data-driven. As Apache Airflow has become the standard for both data processing and ML
4 min read