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📰 Dev.to · Tessl

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OpenClaw for Dummies

Dev.to · Tessl 🤖 AI Agents & Automation ⚡ AI Lesson 1w ago

OpenClaw for Dummies

I have been absolutely loving OpenClaw. I even let my OpenClaw agent, MarkusDowne, write a post on...

I Spent a Week Fixing the Wrong Skill (And Other Lessons from Evaluating an AI PR Reviewer)

Dev.to · Tessl 🧠 Large Language Models ⚡ AI Lesson 1w ago

I Spent a Week Fixing the Wrong Skill (And Other Lessons from Evaluating an AI PR Reviewer)

TLDR The baseline model (Claude Opus, no guidance) already catches ~65% of textbook...

As SpaceX deal looms, Cursor partners with Chainguard to secure open-source dependencies in AI-built code

Dev.to · Tessl 🔐 Cybersecurity ⚡ AI Lesson 2w ago

As SpaceX deal looms, Cursor partners with Chainguard to secure open-source dependencies in AI-built code

Cursor has spent the past week in headlines after confirming a partnership with SpaceX that could...

How Small Can an Agent Model Get? The Nemotron Floor

Dev.to · Tessl 🤖 AI Agents & Automation ⚡ AI Lesson 3w ago

How Small Can an Agent Model Get? The Nemotron Floor

Most model comparisons ask which model is best. This one starts with a model that never even produced...

Evaluating Kimi 2.5 vs Kimi 2.6: What happens to agent skills when the model gets smarter?

Dev.to · Tessl 🤖 AI Agents & Automation ⚡ AI Lesson 4w ago

Evaluating Kimi 2.5 vs Kimi 2.6: What happens to agent skills when the model gets smarter?

When a stronger model ships, there are two questions every skill author should want answered, and...

Claude Fable 5 vs Opus 4.8: The Mythos Hype Meets Reality

Dev.to · Tessl 🧠 Large Language Models ⚡ AI Lesson 1mo ago

Claude Fable 5 vs Opus 4.8: The Mythos Hype Meets Reality

For months, the most interesting model at Anthropic was one we could not use. Mythos was the internal...

Why We're Changing Our Default Eval Model

Dev.to · Tessl 🧠 Large Language Models ⚡ AI Lesson 1mo ago

Why We're Changing Our Default Eval Model

We're changing the default solver model in our eval harness from Claude Sonnet 4.6 to GLM 5.1. This...

Your benchmarks are lying to you, and your judge is to blame!

Dev.to · Tessl 📐 ML Fundamentals ⚡ AI Lesson 2mo ago

Your benchmarks are lying to you, and your judge is to blame!

Last week I published a benchmark comparing six models across eleven agent skills. The numbers in...

Stop trusting your agent skills with vibes. Eliminate the context security risk.

Dev.to · Tessl 🔐 Cybersecurity ⚡ AI Lesson 2mo ago

Stop trusting your agent skills with vibes. Eliminate the context security risk.

When you install an npm package, you can run npm audit. When you install a Python package, there's...