Lewis Dwyer

Lewis Dwyer is a software engineer and technical writer for Ritza and contributor to TechStackups.com

13 articles

Best Realtime Voice Agent in 2026

We tested the leading realtime voice agent APIs head to head.

ArticlesMay 13, 202610 min read

Best Text-To-Speech Model in 2026: Blind Benchmark

We ran 16 AI voice providers through the same scene from Pride & Prejudice. Now it's your turn to pick the winner, blind.

ArticlesMay 12, 20267 min read

Grok TTS vs OpenAI: A quick head to head

A practical blind comparison of xAI's Grok TTS and OpenAI's gpt-realtime-2 voice model across six real-world scenarios.

ComparisonsMay 8, 20268 min read

Grok TTS: X's Latest TTS Model Sets a New Baseline

xAI's Grok TTS offers expressive speech tags, a realtime voice agent API, and pricing that undercuts ElevenLabs by 12x. Here's what it actually does.

ArticlesMay 6, 20267 min read

Get Started in Five Minutes: Query Across Two APIs Using Orbital

Add Orbital to two REST APIs and replace manual join code with a single TaxiQL query. Covers Taxi schemas, Docker Compose setup, and the .env step that isn't in the official docs.

GuidesApril 30, 20268 min read

Orbital: How Bad AX Can Make You Invisible In 2026

We tested Orbital's agent experience across discoverability and integration. Four prompts including a web search failed to surface it. A quickstart guide cut integration cost by 30% and produced a more correct result.

ArticlesApril 30, 20269 min read

Smallest.ai vs ElevenLabs: Which Voice AI Platform Wins in 2026?

I put ElevenLabs and Smallest.ai head-to-head across TTS voice quality, realtime voice agents, voice cloning, latency, and cost.

ComparisonsApril 21, 202616 min read

Do Agents need Quickstart Guides?

I integrated the same app with Infisical twice, once with a quickstart I'd written from experience and once without. The guided run cost half as much, took half as many context lines, and used the integration approach Infisical actually recommends.

GuidesApril 13, 202610 min read

Prefect with AI Agents: The Real Agent Experience

We tested Prefect's agent experience across four stages (discoverability, onboarding, integration, and agent tooling). Here's every score and what it took to get there.

ArticlesApril 8, 202615 min read

I Tried to Get an AI Agent to Post a Blog Without Leaking My Password

Can an AI agent log into WordPress, write a post, and publish it, without ever seeing your password?

GuidesMarch 31, 202610 min read

Is Entire.io entirely hype or is it the future of GitHub?

I used Entire's Checkpoints CLI to track a Claude Code agent building a real project. Here's what the session data looks like, how rewind works, and what you should know before adopting it.

GuidesMarch 26, 202611 min read

AI Agents Still Need Passwords: Three Approaches to Credential Security

AI agent auth assumes OAuth and tokens, but agents still need plain old passwords for databases, APIs, and legacy services. I tested three approaches to credential security for AI coding agents.

GuidesMarch 24, 202612 min read

Using VS Code, GitHub, and AMP Code for technical writing on macOS

A step-by-step guide on how to set up VS Code, GitHub, and AMP Code for technical writing on macOS.

GuidesJanuary 29, 20269 min read