How much conversation history have you accumulated? Shows total disk usage and growth rate of your Claude Code sessions.

cc-size — Your Claude Code conversation history

  Total size:    6.1 GB
  Total files:   755 sessions
  Date range:    2026-01-10 → 2026-03-01
  Daily growth:  ~81.8 MB/day (last 30 days)
  Largest file:  1.0 GB
  At this rate:  10 GB by ~2026-04

──────────────────────────────────────────────────────
  Monthly growth

  2026-01  ████████████████████████    3.7 GB
  2026-02  ██████████████░░░░░░░░░░    2.2 GB
  2026-03  █░░░░░░░░░░░░░░░░░░░░░░░  231.1 MB (in progress)

──────────────────────────────────────────────────────
  By project (top 8)

  ~/ (home)          ████████████████████████    5.7 GB
  projects-cc-loop   █░░░░░░░░░░░░░░░░░░░░░░░  224.8 MB
  draemorth          ░░░░░░░░░░░░░░░░░░░░░░░░   59.0 MB

npx cc-size              # Total history size and growth
npx cc-size --all        # Include subagent session files
npx cc-size --json       # JSON output

• Total size — cumulative disk usage of all .jsonl session files
• Sessions — number of conversation files
• Daily growth — average bytes added per day over the last 30 days
• Largest file — size of your biggest single session
• Growth projection — estimated date to reach 10 GB at current rate
• Monthly chart — month-by-month storage breakdown
• By project — top 8 projects by storage consumed

Reads file metadata only (size + modification time). No file content is accessed or transmitted. Everything runs locally.

Drop your ~/.claude folder into cc-size on the web for the same analysis — no install required.

Part of cc-toolkit — 60 free tools for Claude Code