JetBrains AI Assistant vs Kiro
Plans, free access, limits and intended use side by side, taken from each vendor’s own pages. No score and no winner: the facts show where the two differ.
Change tools
AI chat and code suggestions inside JetBrains IDEs, with separate model and agent choices.
AWS agentic IDE and CLI built around specs, steering files and hooks, metered in monthly credits
- Free access
- JetBrains AI Assistant: Free access
- Kiro: Free access
- Paid from
- JetBrains AI Assistant: EUR 10 per user per month
- Kiro: USD 20 per user per month
- Plans listed
- JetBrains AI Assistant: 3
- Kiro: 6
- Public API
- JetBrains AI Assistant: Not confirmed
- Kiro: Not confirmed
Where JetBrains AI Assistant and Kiro differ
- PlansJetBrains AI Assistant lists 3 plans and Kiro lists 6.
Head to head
Each value from the tool’s profile and the vendor’s own pages
| JetBrains AI Assistant | Fact | Kiro |
|---|---|---|
| Access and price | ||
| Free access availableAI Free · EUR 0 | Free accessSame | Free access availableFree · USD 0 |
| EUR 10 per user per monthAI Pro, individual · billed monthly | Lowest listed paid plan | USD 20 per user per monthPro |
| Eligible Free tier; personal Pro EUR 10 per month | Pricing model | Free (50 credits/month); Pro $20, Pro+ $40, Pro Max $100, Power $200 per user per month; add-on credits $0.04 |
| 3 | Plans listedDiffers | 6 |
| Not confirmed | Public API | Not confirmed |
| Required | Card to start | Not confirmed |
| No | Open sourceSame | No |
| What it is for | ||
| Reviewing refactoring suggestions within JetBrains IDEs | Built for | Developers who want spec-driven agent work in a VS Code-style IDE with a fixed monthly credit cap |
| Coding | CategorySame | Coding |
| Platforms |
|
| Works with |
|
| How current | ||
| Profile sources checked | ||
| Prices confirmed · Sep 27, 2026 | Pricing checkSame | Prices confirmed · Oct 24, 2026 |
Official source check for both tools. No hands-on testing and no score: “Differs” marks a documented difference, not a better tool.
Plans and prices
JetBrains AI Assistant
Prices confirmed · Sep 27, 2026- AI FreeEUR 0
- AI Pro, individualEUR 10 per user per monthbilled monthly
- AI Ultimate, individualEUR 30 per user per monthbilled monthly
Kiro
Prices confirmed · Oct 24, 2026- FreeUSD 0
- ProUSD 20 per user per month
- Pro+USD 40 per user per month
- Pro MaxUSD 100 per user per month
- PowerUSD 200 per user per month
Show 1 more plan
- EnterpriseContact sales
Strengths and limits
JetBrains AI Assistant
Strengths
- Work in a familiar IDE: The assistant is integrated with supported JetBrains products rather than requiring a separate coding editor.
- Inspect suggestions before applying: Chat mode supports a deliberate review step for generated code.
- Choose the context: Files and symbols can be attached to focus a question on a specific change.
Limits to plan around
- Free-tier IDE restrictions: AI Free is unavailable in Android Studio and specified free/community IDE editions; check the exact product and license.
- Cloud budget varies by task: A long conversation or agent run can use more credits than a short code explanation.
- AI and IDE licenses differ: An AI subscription does not replace the required IDE license; bundled entitlements depend on the product.
Kiro
Strengths
- Published credit sizes: Each plan states its monthly credits, and the docs list a multiplier for every model, so a month can be sized before paying.
- Hard cap by default: If you buy no add-on credits, usage pauses at the plan limit instead of running up an overage bill.
- Structured planning files: Specs leave requirements, design and tasks as files in the repository that you can review and keep.
Limits to plan around
- Content used by default: Free and individual paid users' prompts, code and responses may be used for service improvement unless they opt out.
- Free has no top-up: Free cannot buy add-on credits; when its 50 credits run out, you wait for next month or upgrade.
- Credits do not roll over: Unused plan credits reset at the start of each calendar month; only purchased add-ons last 12 months.
See both products
Start from your task, not from a winner.
Run both tools on the same real task, then compare the result, how much editing it needs and how fast it uses your plan’s allowance.
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Questions about comparing tools
How does the comparison work?
Add two tools to the comparison tray from any tool card, then open this page. The table pulls each tool's verified plan details, platforms, strengths and limits from its profile, so both columns carry the same kind of evidence, with a separate source-check date for each tool.
Do you declare a winner?
No. The table sets two tools against each other on documented facts, not on a score. Which one wins depends on your task, your budget and your usage volume — three things we cannot see from here.
Why are some cells empty or marked unverified?
Because we could not confirm that detail on the vendor's own pages. Rather than filling the gap with a figure from elsewhere, we mark it and say why on the tool's profile.
Can I compare more than two tools?
Not at once. Two columns keep the differences readable and force a real decision. Remove either selected tool to replace it, or clear both to start a new pair.
Every figure in the table above comes from the linked profile, where the source and the verification date are listed. Browse all tools or read the editorial policy.