➜ acp git:(main) ✗ curl https://cursor.com/install -fsS | bash
Cursor Agent Installer
✓ Detected darwin/arm64
✓ Package downloaded and extracted
✓ Package installed successfully
✓ Bin directory ready
✓ Symlink created
✨ Installation Complete!
Start using Cursor Agent:
agent
Happy coding! 🚀
➜ acp git:(main) ✗ curl https://cursor.com/install -fsS
#!/usr/bin/env bash
# Color support: check NO_COLOR or non-TTY (stdout)
if [ -n "${NO_COLOR+x}" ] || [ ! -t 1 ]; then
CYAN=''
GREEN=''
YELLOW=''
BLUE=''
PURPLE=''
RED=''
BOLD=''
DIM=''
NC=''
else
CYAN='\033[0;36m'
GREEN='\033[0;32m'
YELLOW='\033[0;33m'
BLUE='\033[0;34m'
PURPLE='\033[0;35m'
RED='\033[0;31m'
BOLD='\033[1m'
DIM='\033[2m'
NC='\033[0m'
fi
# Fancy header
echo ""
echo -e "${BOLD}Cursor Agent Installer${NC}"
echo ""
# Function to print steps with style
print_step() {
echo -e "${BLUE}▸${NC} ${1}"
}
# Function to print success
print_success() {
# Move cursor up one line and clear it
echo -ne "\033[1A\033[2K"
echo -e "${GREEN}✓${NC} ${1}"
}
# Function to print error
print_error() {
echo -e "${RED}✗${NC} ${1}"
}
# Detect OS and Architecture
print_step "Detecting system architecture..."
# Detect OS
OS="$(uname -s)"
case "${OS}" in
Linux*) OS="linux";;
Darwin*) OS="darwin";;
*)
print_error "Unsupported operating system: ${OS}"
exit 1
;;
esac
# Detect Architecture
ARCH="$(uname -m)"
case "${ARCH}" in
x86_64|amd64) ARCH="x64";;
arm64|aarch64) ARCH="arm64";;
*)
print_error "Unsupported architecture: ${ARCH}"
exit 1
;;
esac
print_success "Detected ${OS}/${ARCH}"
# Installation steps
print_step "Creating installation directory..."
# Create temporary directory for atomic download inside versions folder
TEMP_EXTRACT_DIR="$HOME/.local/share/cursor-agent/versions/.tmp-2026.02.27-e7d2ef6-$(date +%s)"
mkdir -p "${TEMP_EXTRACT_DIR}"
print_success "Directory created"
print_step "Downloading Cursor Agent package..."
DOWNLOAD_URL="https://downloads.cursor.com/lab/2026.02.27-e7d2ef6/${OS}/${ARCH}/agent-cli-package.tar.gz"
echo -e "${DIM} Download URL: ${DOWNLOAD_URL}${NC}"
# Cleanup function
cleanup() {
command rm -rf "${TEMP_EXTRACT_DIR}"
}
trap cleanup EXIT
# Download with progress bar and better error handling
if curl -fSL --progress-bar "${DOWNLOAD_URL}" \
| tar --strip-components=1 -xzf - -C "${TEMP_EXTRACT_DIR}"; then
echo -ne "\033[1A\033[2K"
echo -ne "\033[1A\033[2K"
echo -ne "\033[1A\033[2K"
print_success "Package downloaded and extracted"
else
print_error "Download failed. Please check your internet connection and try again."
print_error "If the problem persists, the package might not be available for ${OS}/${ARCH}."
cleanup
exit 1
fi
print_step "Finalizing installation..."
# Atomically move from temp to final destination
FINAL_DIR="$HOME/.local/share/cursor-agent/versions/2026.02.27-e7d2ef6"
command rm -rf "${FINAL_DIR}"
if mv "${TEMP_EXTRACT_DIR}" "${FINAL_DIR}"; then
print_success "Package installed successfully"
else
print_error "Failed to install package. Please check permissions."
cleanup
exit 1
fi
print_step "Creating bin directory..."
mkdir -p ~/.local/bin
print_success "Bin directory ready"
print_step "Creating symlinks to agent executable..."
# Remove any existing symlink or file
command rm -f ~/.local/bin/agent ~/.local/bin/cursor-agent
# Create symlinks to the Cursor Agent executable (primary: agent, legacy: cursor-agent)
ln -s ~/.local/share/cursor-agent/versions/2026.02.27-e7d2ef6/cursor-agent ~/.local/bin/agent
ln -s ~/.local/share/cursor-agent/versions/2026.02.27-e7d2ef6/cursor-agent ~/.local/bin/cursor-agent
print_success "Symlink created"
# Success message
echo ""
echo -e "${BOLD}${GREEN}✨ Installation Complete! ${NC}"
echo ""
echo ""
# Check if ~/.local/bin is already in PATH
if [[ ":${PATH}:" == *":${HOME}/.local/bin:"* ]]; then
# PATH already configured, just show usage
echo -e "${BOLD}Start using Cursor Agent:${NC}"
echo -e " ${BOLD}agent${NC}"
else
# Determine configured shells
CURRENT_SHELL="$(basename $SHELL)"
SHOW_BASH=false
SHOW_ZSH=false
SHOW_FISH=false
case "${CURRENT_SHELL}" in
bash) SHOW_BASH=true ;;
zsh) SHOW_ZSH=true ;;
fish) SHOW_FISH=true ;;
esac
# Also consider presence of config files as configured
if [ -f "$HOME/.bashrc" ] || [ -f "$HOME/.bash_profile" ]; then SHOW_BASH=true; fi
if [ -f "$HOME/.zshrc" ]; then SHOW_ZSH=true; fi
if [ -f "$HOME/.config/fish/config.fish" ]; then SHOW_FISH=true; fi
# Next steps with style
echo -e "${BOLD}Next Steps${NC}"
echo ""
echo -e "${BOLD}1.${NC} Add ~/.local/bin to your PATH:"
if [ "${SHOW_BASH}" = true ]; then
echo -e " ${DIM}For bash:${NC}"
echo -e " ${BOLD}${BLUE}echo 'export PATH=\"\$HOME/.local/bin:\$PATH\"' >> ~/.bashrc${NC}"
echo -e " ${BOLD}${BLUE}source ~/.bashrc${NC}"
echo ""
fi
if [ "${SHOW_ZSH}" = true ]; then
echo -e " ${DIM}For zsh:${NC}"
echo -e " ${BOLD}${BLUE}echo 'export PATH=\"\$HOME/.local/bin:\$PATH\"' >> ~/.zshrc${NC}"
echo -e " ${BOLD}${BLUE}source ~/.zshrc${NC}"
echo ""
fi
if [ "${SHOW_FISH}" = true ]; then
echo -e " ${DIM}For fish:${NC}"
echo -e " ${BOLD}${BLUE}mkdir -p \$HOME/.config/fish${NC}"
echo -e " ${BOLD}${BLUE}echo 'fish_add_path \$HOME/.local/bin' >> \$HOME/.config/fish/config.fish${NC}"
echo -e " ${BOLD}${BLUE}source \$HOME/.config/fish/config.fish${NC}"
echo ""
fi
# Fallback if no known shells detected/configured
if [ "${SHOW_BASH}" != true ] && [ "${SHOW_ZSH}" != true ] && [ "${SHOW_FISH}" != true ]; then
echo -e " ${DIM}Add to PATH manually:${NC}"
echo -e " ${BOLD}${BLUE}export PATH=\"\$HOME/.local/bin:\$PATH\"${NC}"
echo ""
fi
echo -e "${BOLD}2.${NC} Start using Cursor Agent:"
echo -e " ${BOLD}agent${NC}"
fi
echo ""
echo ""
echo -e "${BOLD}${CYAN}Happy coding! 🚀${NC}"
echo ""%
Why there’s no sha verification before extraction ? you are downloading from different domain in this script