Status line for Claude Code

statusline-command.sh

#!/usr/bin/env bash
input=$(cat)

# Parse JSON with grep/sed since jq may not be available
extract() {
    echo "$input" | grep -o "\"$1\":[^,}]*" | head -1 | sed 's/^"[^"]*"://; s/^[ ]*//; s/"//g; s/[ ]*$//'
}

cwd=$(extract "current_dir")
model=$(extract "display_name")

# Extract context usage (key unique to context_window section)
ctx_used=$(extract "used_percentage")

# Extract rate limit: look for "five_hour" then grab the used_percentage near it
# Use awk to find the five_hour block and extract its used_percentage
rate_used=$(echo "$input" | tr -d '\n' | grep -o '"five_hour":[^}]*}' | grep -o '"used_percentage":[^,}]*' | head -1 | sed 's/^"[^"]*"://; s/^[ ]*//; s/"//g; s/[ ]*$//')

# Normalize path: collapse double backslashes to single backslashes, forward slashes to backslashes
cwd=$(echo "$cwd" | sed 's#\\\\#\\#g; s#/#\\#g')

# Shorten the working directory: replace $HOME with ~
if [ -n "$cwd" ]; then
    home="$HOME"
    short_cwd="${cwd/#$home/\~}"
else
    short_cwd=""
fi

# Escape backslashes for printf %b (prevents \r, \n etc. being interpreted)
short_cwd="${short_cwd//\\/\\\\}"

# Get git branch
git_branch=""
if [ -n "$cwd" ] && git -C "$cwd" rev-parse --git-dir > /dev/null 2>&1; then
    git_branch=$(git -C "$cwd" symbolic-ref --short HEAD 2>/dev/null || git -C "$cwd" rev-parse --short HEAD 2>/dev/null)
fi

# Get repo version from version.json at the git root
repo_version=""
if [ -n "$cwd" ]; then
    git_root=$(git -C "$cwd" rev-parse --show-toplevel 2>/dev/null)
    if [ -n "$git_root" ] && [ -f "$git_root/version.json" ]; then
        repo_version=$(grep -o '"version":[^,}]*' "$git_root/version.json" | head -1 | sed 's/^"[^"]*"://; s/^[ ]*//; s/"//g; s/[ ]*$//')
    fi
fi

# ANSI colors
cyan="\033[36m"
purple="\033[35m"
yellow="\033[33m"
reset="\033[0m"

# Context color: green(0%) -> yellow -> orange -> red(100%) in 10% steps
ctx_color() {
    local pct=$(printf '%.0f' "$1")
    if   [ "$pct" -le 10 ]; then echo "\033[38;5;29m"   # muted green
    elif [ "$pct" -le 20 ]; then echo "\033[38;5;65m"   # green-olive
    elif [ "$pct" -le 30 ]; then echo "\033[38;5;101m"  # olive
    elif [ "$pct" -le 40 ]; then echo "\033[38;5;137m"  # olive-yellow
    elif [ "$pct" -le 50 ]; then echo "\033[38;5;143m"  # muted yellow
    elif [ "$pct" -le 60 ]; then echo "\033[38;5;179m"  # dark yellow
    elif [ "$pct" -le 70 ]; then echo "\033[38;5;173m"  # muted orange
    elif [ "$pct" -le 80 ]; then echo "\033[38;5;167m"  # dark orange
    elif [ "$pct" -le 90 ]; then echo "\033[38;5;131m"  # muted red-orange
    else                         echo "\033[38;5;124m"   # dark red
    fi
}

# Build directory display
dir_display="${cyan}${short_cwd}${reset}"

# Build git display
git_display=""
if [ -n "$git_branch" ]; then
    git_display=" | ${purple}${git_branch}${reset}"
fi

# Build version display
version_display=""
if [ -n "$repo_version" ]; then
    version_display=" | ${yellow}v${repo_version}${reset}"
fi

# Build model + stats display: "Opus 4.6 - context: X%, rate limit: Y%"
model_display=""
if [ -n "$model" ] && [ "$model" != "null" ]; then
    model_short=$(echo "$model" | sed 's/ *([^)]*)//g')
    stats=""
    if [ -n "$ctx_used" ] && [ "$ctx_used" != "null" ]; then
        cc=$(ctx_color "$ctx_used")
        stats="context: ${cc}$(printf '%.0f' "$ctx_used")%${reset}"
    fi
    if [ -n "$rate_used" ] && [ "$rate_used" != "null" ]; then
        rc=$(ctx_color "$rate_used")
        [ -n "$stats" ] && stats="${stats}, "
        stats="${stats}rate limit: ${rc}$(printf '%.0f' "$rate_used")%${reset}"
    fi
    if [ -n "$stats" ]; then
        model_display=" | ${model_short} - ${stats}"
    else
        model_display=" | ${model_short}"
    fi
fi

printf "%b" "${dir_display}${git_display}${version_display}${model_display}"

Renders as:

To use, save into the .claude folder and add to settings.json:

{
  "statusLine": {
    "type": "command",
    "command": "bash /{path-to-local-claude-folder}/.claude/statusline-command.sh"
  }
}