Build browser or server token swaps with Circle App Kit or standalone Swap Kit. Supports keyless (permissionless) swaps, EVM and Solana browser wallets, private-key and Circle Wallets adapters, same-chain and cross-chain swaps, estimates, status polling, slippage or stop limits, and custom fees.
Install
npx skills add circlefin/skills --skill swap-tokensnpx skills add circlefin/skills --skill swap-tokens -a claude-code -gnpx skills add circlefin/skills --skill swap-tokens -a codex -ggemini skills install https://github.com/circlefin/skills.git --path plugins/circle/skills/swap-tokensgh skill install circlefin/skills swap-tokensgit 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/swap-tokens ~/.claude/skills/swap-tokens # Claude Code
cp -R /tmp/circlefin__skills/plugins/circle/skills/swap-tokens ~/.agents/skills/swap-tokens # Codex, Cursor, Gemini CLI, Copilot, OpenCode