Engineering

Why We Built AI Agents, Not Another Copilot

The difference between autocomplete and autonomous work is the difference between a spell-checker and a teammate.

Synlets Team

Engineering

January 7, 2026

5 min read

Why We Built AI Agents, Not Another Copilot

When we started Synlets, copilot tools were everywhere. GitHub Copilot, Cursor, Cody — great tools for autocomplete and suggestions. But we saw a different opportunity.

The Copilot Ceiling

Copilots are fundamentally reactive. They wait for you to type, then suggest completions. They're spell-checkers for code — useful, but limited.

The problem? They still require your attention. Every suggestion needs review. Every completion needs context switching. You're still the bottleneck.

A copilot can't:

  • Pick up a Jira ticket and implement it while you sleep
  • Review a teammate's PR against your coding standards
  • Clear 20 backlog items over the weekend

A copilot helps you code faster. It doesn't give you more hours in the day.

The Key Difference: Autonomy

AspectCopilotAutonomous Agent
TriggerYou type, it suggestsYou assign a ticket, it works
ScopeLines or functionsComplete features and PRs
AttentionRequires your focusWorks in background
OutputCode suggestionsMerged pull requests
WorkflowInside your IDEIntegrated with GitHub, GitLab, Jira, Asana, Linear

Copilots are reactive — they respond to what you're typing.

Agents are proactive — they pick up work and deliver results.

The Autonomy Spectrum

Not all AI coding tools are equally autonomous:

LOW AUTONOMY                                              HIGH AUTONOMY
     |                                                           |
     v                                                           v

Autocomplete → Chat Assistant → Code Generator → Autonomous Agent
  (Copilot)      (ChatGPT)       (Cursor)         (Synlets)

 "Complete      "Answer my       "Write this      "Pick up this
  this line"    question"        function"        ticket and
                                                  deliver a PR"

The further right you go, the less human attention required per task.

When to Use What

Copilots are great for:

  • Writing code you're actively thinking about
  • Quick completions during flow state
  • Learning new APIs or patterns
  • Exploring solutions interactively

Agents are great for:

  • Routine tasks you'd otherwise deprioritize
  • Work that doesn't need your unique insight
  • Scaling your team's capacity without hiring
  • Getting work done while you're offline

They Solve Different Problems

Copilots solve: "I wish I could type faster."

Agents solve: "I wish I had more engineers."

If your challenge is that coding feels slow, use a copilot. If your challenge is that you have more work than people, use agents.

The Future is Both

We're not replacing copilots. We're adding a new category: autonomous teammates.

The best teams will use both:

  • Copilot when you're in the editor, building something complex
  • Agents when you need capacity — background work, overnight tickets, weekend PRs

Think of it like this: your copilot is your pair programmer. Your agent is a teammate who handles the tickets you don't have time for.

One helps you build faster. The other helps your team ship more.


Keep reading:

#ai
#copilots
#agents
#comparison

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