Compare
Antigravity IDE vs Claude.ai (web app)
Side-by-side comparison of Antigravity IDE and Claude.ai (web app) for SKILL.md agent skills — install model, shell access, native support, skill count and best use cases.
Comparison
At a glance
| Dimension | Antigravity | Claude.ai |
|---|---|---|
| Vendor | Antigravity | Anthropic |
| Native SKILL.md support | Yes | Yes |
| Verified skills indexed | 35 | 32 |
| Install model | Local folder | Upload via Settings |
| Shell / Bash access | Yes | Sandboxed |
| Tagline | Antigravity IDE ships with the awesome-skills bundle (1,234+ pre-installed) out of the box. | The Claude web app. Upload skills as zips via Settings → Features. Pro/Max/Team/Enterprise. |
Both
16
Skills verified to work on both Antigravity and Claude.ai.
Only Antigravity
19
Indexed for Antigravity IDE but not yet verified on Claude.ai (web app).
Only Claude.ai
16
Indexed for Claude.ai (web app) but not yet verified on Antigravity IDE.
Verdict
Which should you pick?
Both support SKILL.md natively, so the choice is about ecosystem fit. Pick Antigravity IDE for Antigravity integrations and the workflows it makes easiest; pick Claude.ai (web app) for Anthropic integrations and its specific surface.
Many teams use both — Skills with the SKILL.md spec are portable, and 16 of the skills indexed here are verified on both agents. Browse the per-agent rankings to see which Skills lead on each platform: Skills for Antigravity IDE · Skills for Claude.ai (web app).
FAQ
Common questions
Which is better for SKILL.md skills, Antigravity IDE or Claude.ai (web app)?
Both support SKILL.md natively. Antigravity IDE has 35 verified skills indexed here; Claude.ai (web app) has 32. 16 skills work on both.
Can I use the same Skill on Antigravity IDE and Claude.ai (web app)?
16 of the skills indexed here work on both. The SKILL.md spec is shared, so most skills run cleanly on both — the exceptions are skills that depend on agent-specific tools (Bash, Workflows, MCP patterns).
How do I install a Skill on Antigravity IDE?
1,234+ as of the latest release. The bundle covers document processing, code quality, security, design, marketing, data and more — most users find what they need without installing anything.
How do I install a Skill on Claude.ai (web app)?
Settings → Features → Skills. Upload the Skill folder as a ZIP. The Skill becomes available in all your Claude.ai conversations.
Which agent should I pick for cross-platform skill use?
Both support skills natively. Pick by ecosystem fit: Antigravity IDE for Antigravity customers, Claude.ai (web app) for Anthropic customers.
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