Comparison
Antigravity 2.0 vs AWS Kiro
Two 2026-launch AI platforms head-to-head: Google's Antigravity 2.0 multi-agent desktop vs AWS Kiro's spec-driven IDE. Models, pricing, philosophy.
Short answer
Both are 2026-launch AI coding platforms from cloud giants. Antigravity 2.0 (May 19) is multi-agent-first with desktop + Go CLI + SDK, powered by Gemini 3.5 Flash. Kiro (January) is spec-driven-first with VS Code-based UI, powered by Amazon Bedrock. Pick by ecosystem and dev style.
Google Antigravity 2.0
Multi-agent desktop platform powered by Gemini 3.5 Flash
Best for: Developers wanting native multi-agent and the Google AI ecosystem.
Visit Google Antigravity 2.0 →AWS Kiro
AWS / Amazon Bedrock
Spec-driven AI IDE powered by Amazon Bedrock
Best for: Teams wanting spec-driven development as a first-class IDE workflow with AWS integration.
Visit AWS Kiro →Feature comparison
| Feature | Google Antigravity 2.0 | AWS Kiro |
|---|---|---|
| Launched | May 19, 2026 (Google I/O) | January 2026 |
| Core philosophy | Multi-agent first | Spec-driven first |
| Interface | Desktop app + Go CLI + SDK | VS Code-based IDE |
| Default model | Gemini 3.5 Flash | Amazon Bedrock (Claude, Llama, Titan) |
| Open source SDK | EdgeYes | Partial (Bedrock AgentCore SDK) |
| Multi-agent / agent teams | EdgeNative architecture | Via spec-driven skills |
| Spec-driven workflow | Via spec-driven skills | EdgeNative IDE workflow |
| MCP support | Native | Via Bedrock AgentCore |
Launched
Core philosophy
Interface
Default model
Open source SDK
Multi-agent / agent teams
Spec-driven workflow
MCP support
Pick Google Antigravity 2.0 when
- →You want multi-agent architecture native
- →You're on the Google AI / Vertex stack
- →You prefer a desktop app + open-source SDK
- →You want the newest 2026 launch
Pick AWS Kiro when
- →You want spec-driven development built into the IDE
- →You're on AWS with Bedrock model access
- →You prefer a VS Code-style IDE over a desktop app
- →Your team values upfront specs over exploration
Verdict
Two cloud-giant bets on what AI coding looks like, Google bets on multi-agent, AWS bets on spec-driven. Pick by which philosophy fits your team and which cloud ecosystem you're already on. Both speak MCP so skills-hub skills work in either.
Frequently asked questions
Can I use both?
Yes, different interfaces, no conflict. Some teams pilot Kiro for greenfield spec-first projects and Antigravity for multi-agent runs on ongoing work.
Which has more momentum?
Antigravity 2.0 launched at Google I/O with significant PR; Kiro launched quietly in January. As of May 2026, Antigravity has more mindshare.
Do skills-hub skills work in both?
Yes via MCP. Connect either to skills-hub.ai/mcp and the 4,900+ skill catalog appears as MCP prompts.
Which is cheaper?
Both follow pay-as-you-go cloud pricing, Antigravity via Google AI subscription, Kiro via Bedrock token costs. Heavy users hit similar monthly bills.
What about Claude Code or Cursor?
Both stronger right now in raw adoption. See claude-code-vs-antigravity and kiro-vs-cursor for cross-comparisons.
Related comparisons
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