Agent skills comparisons
Side-by-side breakdowns of the things people most often confuse. These aren't scorecards with a winner: skills, MCP servers and subagents solve different problems, and the useful answer is usually which one fits the job in front of you.
Comparison
Agent Skills vs Custom Instructions: What's the Difference
Custom instructions load on every message and stay short by necessity. Agent Skills load only when relevant and can be as long and detailed as a procedure needs. Here's when to use each.
August 28, 2026
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agent skillscustom instructionssystem promptclaude.aicomparison
Claude Managed Agents: Self-Hosted Sandboxes vs Cloud Environments
Claude Managed Agents can run tool execution in an Anthropic-managed cloud sandbox or on your own infrastructure. Here is what a self-hosted sandbox actually gives up, and what it buys you.
August 27, 2026
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claude apimanaged agentssandboxesself-hostedanthropic
Claude Code vs Cursor for Agent Skills
Claude Code and Cursor both read the same SKILL.md standard, but one is a CLI and the other an IDE. Here's how install paths, activation, and team workflows differ between them.
August 23, 2026
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claude codecursoragent skillsskill.mdcomparison
Claude Code Routines vs /loop: What's the Difference?
Claude Code now has three ways to run on a schedule: cloud Routines, Desktop scheduled tasks and session-scoped /loop. Here's what each is actually for.
August 18, 2026
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claude coderoutinesautomationscheduled tasksanthropic
Recorded Skills vs Hand-Written SKILL.md
A genuine comparison of Claude Cowork's Record a Skill against hand-written SKILL.md files, where each wins, concrete examples, and why the right answer is usually both.
July 29, 2026
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recorded skillsskill.mdclaude coworkagent skillsportability
Claude Code vs Codex CLI for Agent Skills
Both read the same SKILL.md standard, but activation, timing, and install paths differ. Here's how Claude Code and Codex CLI compare for running skills.
April 28, 2026
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claude codecodex cliagent skillsskill.mdcomparison
Comparison
Agent Skills vs AGENTS.md: How They Work Together
AGENTS.md loads on every request and should stay short. Skills load conditionally and can be as detailed as they need. Here's the practical split, worked out.
March 31, 2026
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agent skillsagents.mdclaude.mdproject conventionscomparison
Comparison
Agent Skills vs Subagents: When to Use Each
Subagents buy isolation and parallelism at a cost. Skills buy expertise cheaply in the current context. Here's how to tell which problem you actually have.
March 24, 2026
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agent skillssubagentsai agentscontext windowcomparison
Comparison
Agent Skills vs MCP: What's the Difference?
MCP connects agents to live external systems over a protocol. Agent Skills are markdown instructions loaded from disk. Here's when to use each, and how they combine.
March 10, 2026
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agent skillsmcpmodel context protocolai agentscomparison