Our key differentiator
Don't just give AI instructions.
Give it a process.
Skillsize imposes structure, controls and evidence around probabilistic AI execution.
AI-generated Skills
task failure
Curated Skills
task resolution
Mean task resolution: 33.9% without Skills → 50.5% with curated Skills.
Source: SkillsBench (2026)
The challenge
AI doesn't need more instructions. It needs better expertise.
Independent benchmarking found AI-generated Skills performed worse than using no Skill at all. Yet carefully curated Skills increased mean task resolution from 33.9% to 50.5%.
The difference isn't simply having a Skill. It's the quality of the expertise, reasoning and structure inside it.
That's why Skillsize starts with human expertise — turning how you actually solve problems into structured, tested and controlled AI Skills built for real work.
Why this matters
AI Skills are powerful. Building reliable ones isn't.
Hard to build
Expertise doesn't naturally translate into AI instructions.
Hard to trust
Skills can trigger inconsistently, skip steps or produce different results.
Hard to test
Knowing whether a Skill actually works requires evaluation, iteration and maintenance.
Hard to scale
The more Skills you create, the harder it becomes to select and combine the right expertise.
Hard to deploy
A Skill that works in one AI environment may not behave the same way somewhere else.
Hard to govern
Professional work needs privacy, human oversight and a clear record of how conclusions were reached.
Skillsize was built to solve the layer between expertise and reliable AI execution.
Four distinct advantages
What each control actually solves.
Current Reality
Your expertise is trapped — and fragile.
When you build complex instructions, prompts and agent behaviours directly inside a single AI platform, your methodology becomes dependent on that provider.
Model dependency
Models, APIs and platform behaviours change. Workflows built around them can degrade, break or require rebuilding.
Platform lock-in
Your reasoning is tied to one provider's formats and environment. Move platforms and you may need to recreate it.
The Shift
Own your reasoning. Run it anywhere.
Skillsize separates your reasoning from the underlying model and packages it as a portable, executable AI Skill.
You define the reasoning framework. You own the methodology. Run it across AI environments, adapt it as models change, and keep improving it without rebuilding your expertise from scratch.
The model is interchangeable. Your reasoning is the asset.
Capture the judgement and know-how of your best people before it walks out the door.
Turn it into structured, reusable AI Skills that can be tested, governed and run anywhere.
See structured AI execution in practice.
We'll walk through how a Skill sequences reasoning, gates decisions and documents the work.