Kiro vs GitHub Copilot

The verdict — based on published data

A spec-driven standalone IDE against the incumbent plugin. Kiro's free plan is small but precisely metered — 50 credits a month, a published $0.04 overage rate, and access to Claude Sonnet 4.5 inside that budget. Copilot's free plan is broader — 2,000 completions a month plus a credit allowance — and it lives inside the editor you already use. The first decision is workflow: Kiro asks you to start from a spec; Copilot assists inline, wherever you already work.

Who should pick which

If you…	Pick	Why
You like planning before coding	Kiro	Its workflow is built around requirements and design specs that the agent implements against — unique in this comparison set.
You want to keep your editor	GitHub Copilot	Copilot is an extension for VS Code, JetBrains, Visual Studio, Neovim and Eclipse. Kiro is a separate IDE you move into.
You want a frontier model on a free plan	Kiro	Kiro Free includes Claude Sonnet 4.5 within its 50 monthly credits. Copilot Free limits model choice to automatic selection.
You want the biggest published free allowance	GitHub Copilot	2,000 completions a month plus an AI Credits allowance, versus Kiro's 50 credits — though the units measure different things (see the free-tier section).

Side by side

	Kiro	GitHub Copilot
Free tier	Yes — 50 credits/mo, incl. Claude Sonnet 4.5	Yes — 2,000 completions/mo + AI Credits allowance
Entry paid plan	$20/mo (Pro, 1,000 credits)	$10/mo (Pro)
Form	Standalone IDE, CLI, web	IDE extension, CLI, web & mobile
Platforms	Windows · macOS · Linux · Kiro CLI · Web	VS Code · JetBrains IDEs · Visual Studio · Neovim · Eclipse · Copilot CLI · GitHub web & mobile
Hands-on test	Hands-on test: scheduled	Hands-on test: scheduled

Pricing compared

Kiro pricing

Free	$0
Pro	$20/mo
Pro+	$40/mo
Pro Max	$100/mo
Power	$200/mo

Free: 50 credits/mo
Pro: 1,000 credits/mo
Pro+: 2,000 credits/mo
Pro Max: 5,000 credits/mo
Power: 10,000 credits/mo

GitHub Copilot pricing

Free	$0
Pro	$10/mo
Pro+	$39/mo
Max	$100/mo
Business	$19/seat/mo
Enterprise	$39/seat/mo

Free: 2,000 completions/mo + an AI Credits allowance; auto model selection only
Pro: 1,500 AI Credits included
Pro+: 7,000 AI Credits included
Max: 20,000 AI Credits included
Business: Team plan
Enterprise: Team plan

Prices read from the official pricing pages on October 22, 2026 — see each tool's profile for sources. This category reprices often; check before buying.

Free tiers compared

Kiro — Kiro Free

50 credits per month
Access to open-weight models plus Claude Sonnet 4.5 within the credit budget
Sign in with a social account or an AWS Builder ID
New users also receive 500 bonus credits for the first month (per third-party coverage), and the vendor's pricing page advertises a $20 credit toward a first upgrade

GitHub Copilot — Copilot Free

2,000 code completions per month
An allowance of AI Credits for chat and agent features, drawn from the same pool
Model choice on the free plan is limited to automatic selection
Requires a GitHub account

Head-to-head test results

Benchmark scores: pending. Both tools are in the queue for our frozen-repo benchmark (same tasks, default settings, free tier, scored by unit tests — see How We Test). Until those runs are complete, everything on this page is based on published vendor data only, and no hands-on score is shown for either tool.

How we test →

Workflow philosophy: spec-first vs inline

Kiro's defining idea is that the agent should work from an explicit spec — requirements, design, task list — rather than from a chat prompt alone. Copilot's model is assistance in place: completions, chat and agent features woven into your existing editing flow. If your team already writes design docs, Kiro's artifacts will feel natural; if your work is exploratory, Copilot's inline model asks less process of you.

Free tiers: 50 credits vs 2,000 completions

The headline numbers are not directly comparable, because the units meter different things. Kiro's 50 monthly credits pay for agent interactions of varying size (and include access to Claude Sonnet 4.5); Copilot's free plan separates 2,000 code completions from an AI Credits allowance for chat and agent work. Kiro's budget is smaller but fully denominated; Copilot's completion allowance is generous while its credit allowance is the tighter constraint for agent work.

Pricing transparency

Both vendors publish more than most. Kiro goes furthest: every tier is a credit amount (Pro $20/month = 1,000 credits) and overage is a flat $0.04 per credit. Copilot publishes its credit inclusions per tier (Pro $10/month = 1,500 credits) but the free plan's model restriction (automatic selection only) is a real functional limit, not just a budget one.

Platform reach

Copilot runs in five IDE families plus CLI and web/mobile surfaces. Kiro is a desktop IDE (Windows, macOS, Linux) with a CLI and a web surface — you adopt its environment rather than adding to yours. Kiro is also the official successor to Amazon Q Developer, which matters if your organization is migrating off Q Developer.

Frequently asked questions

Is Kiro free?

Yes. Kiro Free costs $0 and includes 50 credits per month, with access to open-weight models plus Claude Sonnet 4.5. Sign-in is via a social account or an AWS Builder ID.

What does “spec-driven” mean in Kiro?

Kiro structures agent work around explicit specifications — requirements and design documents, broken into task lists — which the agent then implements and checks against. It is a plan-first workflow, in contrast to Copilot's inline assistance inside your current editor.

Which free plan is bigger, Kiro's or Copilot's?

The units differ, so there is no single answer. Copilot Free publishes 2,000 completions per month plus an AI Credits allowance for chat and agent features. Kiro Free publishes 50 credits per month for agent interactions, and includes access to Claude Sonnet 4.5. For completion volume, Copilot's allowance is larger; for metered agent work with a frontier model, Kiro's is the more explicit offer.

Is Kiro replacing Amazon Q Developer?

Yes. Kiro is AWS's spec-driven agentic IDE and the official successor to Amazon Q Developer.