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18:24
2026-06-29
dev.to
ai-agents

A sample eval matrix for financial-services voice AI agents

Memetic Forge has published a sample evaluation matrix for financial-services voice AI agents, designed to catch failures that generic chatbot evals miss. The matrix scores four layers—transcript, tra…

18:07
2026-06-29
dev.to
ai-agents

Your Agent Success Rate Counts Only the Survivors

An engineer at Apify warns that agent success rates are often inflated by survivorship bias, as runs that time out, are aborted, or hang without a terminal status are excluded from the denominator. Th…

17:59
2026-06-29
dev.to
developer-tools

Why Playwright MCP Cost Us 5 More Tokens Than We Expected

An open-source browser automation MCP called Brocogni reduces token costs by 81% compared to Playwright MCP by pre-computing selectors server-side. The developer found that iteration, not observation …

17:56
2026-06-29
dev.to
ai-agents

Stop your agent emailing the wrong recipients

Nylas introduces an outbound Rule feature for its Agent Accounts that acts as a server-side data-loss prevention layer, blocking emails to denied recipients even when application-level checks fail. Th…

17:47
2026-06-29
dev.to
machine-learning

First internal integration of the new API

A developer merged two major pull requests into the sbi repository, introducing the first concrete builder class and integrating it into Neural Posterior Estimation (NPE) trainers. The DensityEstimato…

17:18
2026-06-29
dev.to
artificial-intelligence

AI took me somewhere new, and proved me wrong

A developer initially disagreed with Matt Whetton's argument that AI creates a line of rented code running through every project, but changed his mind after building a proof of concept in Python, a la…

17:16
2026-06-29
dev.to
large-language-models

RAG for codebases is hard. Trusting the answer is harder.

A developer argues that retrieval-augmented generation (RAG) for codebases improves context but not verifiability, citing that 30% of failed SWE-agent runs still claimed success. They introduce 'truth…

17:13
2026-06-29
dev.to
machine-learning

The stale eval fixture that passed a broken model

An engineer at a company discovered that their eval suite's caching mechanism was using an incorrect cache key that omitted the model snapshot, causing stale cached scores to pass a broken model. The …

17:00
2026-06-29
dev.to
machine-learning

ML Zoomcamp Week 5: Deploying an ML Model

A developer in the ML Zoomcamp course learned to deploy a machine learning model by exporting it with Pickle, creating a FastAPI server, and containerizing with Docker. The developer chose not to depl…

16:46
2026-06-29
dev.to
developer-tools

Wait, MongoDB Does That Too?

MongoDB has evolved from a simple JSON document store into a full-featured database platform that natively supports ACID transactions, aggregation pipelines, time-series data, geospatial queries, full…

16:39
2026-06-29
dev.to
large-language-models

MiniMax: What It Actually Means to Run on This Model

A developer who switched from running Ollama locally to using MiniMax through OpenClaw reports that the model significantly improved their daily workflow. After three months of use, they found MiniMax…

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