Claude Code statusline settings - place in your ~/.claude/ dir

settings.json

{
  "model": "opus",
  "statusLine": {
    "type": "command",
    "command": "~/.claude/statusline.sh"
  }
}

statusline.sh

#!/usr/bin/env bash

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[0;33m'
BLUE='\033[0;34m'
MAGENTA='\033[0;35m'
CYAN='\033[0;36m'
WHITE='\033[0;37m'
DIM='\033[2m'
RESET='\033[0m'

# Separator (minimal style)
SEP="${DIM}│${RESET}"

# Emoji icons (minimal)
ICON_COST="💰"
ICON_STYLE="🎨"

# Read JSON input from stdin
input=$(cat)

# Helper functions for extracting data
get_model_name() { echo "$input" | jq -r '.model.display_name // "Unknown Model"'; }

# Get model-specific icon based on model name
get_model_icon() {
  local model_name=$(get_model_name)
  case "$model_name" in
    *[Oo]pus*)     echo "🎭" ;;  # Theater masks for the dramatic, powerful model
    *[Ss]onnet*)   echo "🎵" ;;  # Musical note for the balanced, harmonious model
    *[Hh]aiku*)    echo "🍃" ;;  # Leaf for the light, quick model
    *)             echo "🧠" ;;  # Default brain icon
  esac
}
get_output_style() { echo "$input" | jq -r '.output_style.name // "default"'; }
get_current_dir() { echo "$input" | jq -r '.workspace.current_dir // "."'; }
get_project_dir() { echo "$input" | jq -r '.workspace.project_dir // "."'; }
get_cost() {
  local cost=$(echo "$input" | jq -r '.cost.total_cost_usd // 0')
  printf "\$%.2f" "$cost"
}

get_context_percent() {
  local input_tokens=$(echo "$input" | jq -r '.context_window.total_input_tokens // 0')
  local output_tokens=$(echo "$input" | jq -r '.context_window.total_output_tokens // 0')
  local context_size=$(echo "$input" | jq -r '.context_window.context_window_size // 200000')

  local total_tokens=$((input_tokens + output_tokens))
  local percent=$((total_tokens * 100 / context_size))
  echo "$percent"
}

# Build a progress bar with color based on percentage
build_context_bar() {
  local percent=$(get_context_percent)
  local bar_width=10
  local filled=$((percent * bar_width / 100))
  local empty=$((bar_width - filled))

  # Cap filled at bar_width
  if [ "$filled" -gt "$bar_width" ]; then
    filled=$bar_width
    empty=0
  fi

  # Choose color based on percentage thresholds
  local bar_color
  if [ "$percent" -lt 40 ]; then
    bar_color="$WHITE"
  elif [ "$percent" -lt 80 ]; then
    bar_color="$YELLOW"
  else
    bar_color="$RED"
  fi

  # Build the bar
  local bar=""
  for ((i=0; i<filled; i++)); do
    bar+="█"
  done
  for ((i=0; i<empty; i++)); do
    bar+="░"
  done

  printf "%s%s%s %d%%" "$bar_color" "$bar" "$RESET" "$percent"
}

# Extract values
model=$(get_model_name)
model_icon=$(get_model_icon)
output_style=$(get_output_style)
current_dir=$(get_current_dir)
project_dir=$(get_project_dir)
cost_display=$(get_cost)
context_bar=$(build_context_bar)

# Get project name and handle subdirectory display
project=$(basename "$project_dir")
if [ "$current_dir" != "$project_dir" ]; then
  subdir=$(basename "$current_dir")
  project="${project} (CWD: ${subdir}/)"
fi

# Get git branch
git_branch=$(git rev-parse --abbrev-ref HEAD 2>/dev/null || echo "no-git")

# Build statusline (order: branch → context → model → cost → style)
statusline=""
statusline+="${GREEN}${git_branch}${RESET}"
statusline+=" ${SEP} "
statusline+="${context_bar}"
statusline+=" ${SEP} "
statusline+="${MAGENTA}${model}${RESET}"
statusline+=" ${SEP} "
statusline+="${ICON_COST} ${CYAN}${cost_display}${RESET}"
statusline+=" ${SEP} "
statusline+="${ICON_STYLE} ${DIM}${output_style}${RESET}"

echo -e "$statusline"