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@win4r/antigravity-image-gen

B

Generate images using the internal Google Antigravity API (Gemini 3 Pro Image). High quality, native generation without browser automation.

skillclaude

Install

agr install @win4r/antigravity-image-gen --target claude

Writes 2 files into .claude/skills/, pinned to git-169d44e9.

  • .claude/skills/antigravity-image-gen/README.md
  • .claude/skills/antigravity-image-gen/SKILL.md

Document


name: antigravity-image-gen description: Generate images using the internal Google Antigravity API (Gemini 3 Pro Image). High quality, native generation without browser automation. read_when:

  • User asks to generate an image
  • User wants to create visual content metadata: {"clawdbot":{"emoji":"๐ŸŽจ","requires":{"bins":["node"]}}}

Antigravity Image Generation

Generate high-quality images using the internal Google Antigravity API (Gemini 3 Pro Image). This skill bypasses the need for browser automation by using the daily-cloudcode-pa.sandbox endpoint directly with your OAuth credentials.

Prerequisites

  • Google Antigravity OAuth Profile: Must be present in ~/.clawdbot/agents/main/agent/auth-profiles.json.
  • Node.js: Available in the environment.

Usage

Direct Script Execution

/home/ubuntu/clawd/skills/antigravity-image-gen/scripts/generate.js \
  --prompt "A futuristic city on Mars" \
  --output "/tmp/mars.png" \
  --aspect-ratio "16:9"

Arguments

  • --prompt (Required): The description of the image.
  • --output (Optional): Path to save the image (default: /tmp/antigravity_<ts>.png).
  • --aspect-ratio (Optional): 1:1 (default), 16:9, 9:16, 4:3, 3:4.

Output

  • The script writes the image to the specified path.
  • It prints MEDIA: <path> to stdout, which allows Clawdbot to automatically detect and display the image.

Troubleshooting

  • 429 Resource Exhausted: Quota limit reached. Wait or check your project limits.
  • No image data found: The model might have refused the prompt (safety) or the API structure changed. Check the "Model message" output.
  • Auth Error: Ensure you have logged in via google-antigravity provider.

Trustgrade B

  • passBody integrity

    Whether the stored document is plausibly the kind of file the artifact declares, rather than something fetched by mistake.

  • passType matchnot applicable to this artifact type

    Whether the artifact is really the kind of thing its metadata claims it is.

  • passFreshness

    How long since the source repository was last pushed to.

  • passPrompt injection

    Scans the artifact's own text for instructions aimed at your agent rather than at you.

  • warnLicenseno SPDX license detected

    Whether the source repository declares an SPDX license permissive enough to redistribute.

How the grade is calculated

Each check contributes 0 points when it passes, 1 when it warns, and 2 when it fails. The total maps to a letter:

  • Aevery check passed
  • Bone warning
  • Ctwo warnings
  • Dprompt injection or body integrity failed, or three warnings
  • Fone of those failed, and something else is wrong

These are automated hygiene checks, not a security audit, and not a dependency or vulnerability scan. A grade of A means nothing was flagged โ€” not that the artifact is safe.

Versions

  • git-169d44e93dda2026-07-31