Set up and integrate Circle Onramp, the hosted widget that lets end users buy crypto with fiat (bank transfer, debit card, Apple Pay, Google Pay) delivered to their wallet, using App Kit (`@circle-fin/app-kit`, `kit.onramp`) or the standalone Onramp Kit (`@circle-fin/onramp-kit`).
Install
npx skills add circlefin/skills --skill buy-cryptonpx skills add circlefin/skills --skill buy-crypto -a claude-code -gnpx skills add circlefin/skills --skill buy-crypto -a codex -ggemini skills install https://github.com/circlefin/skills.git --path plugins/circle/skills/buy-cryptogh skill install circlefin/skills buy-cryptogit clone --depth 1 https://github.com/circlefin/skills /tmp/circlefin__skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/circlefin__skills/plugins/circle/skills/buy-crypto ~/.claude/skills/buy-crypto # Claude Code
cp -R /tmp/circlefin__skills/plugins/circle/skills/buy-crypto ~/.agents/skills/buy-crypto # Codex, Cursor, Gemini CLI, Copilot, OpenCode