burn0 report

Shows a cost breakdown for the last 7 days (or today with --today).

npx burn0 report
npx burn0 report --today

Output

  burn0 report ── last 7 days

  Total: $12.47 (342 calls)

  openai         $8.32   ██████████████░░░░░░  67%
  anthropic      $3.15   ██████░░░░░░░░░░░░░░  25%
  google-gemini  $0.85   ██░░░░░░░░░░░░░░░░░░   7%
  resend         $0.15   ░░░░░░░░░░░░░░░░░░░░   1%

  ── daily ──────────────────────────────────────

  Mar 22   $3.41  ████████░░░░  openai $2.80 · anthropic $0.61
  Mar 21   $2.18  █████░░░░░░░  openai $1.90 · anthropic $0.28
  Mar 20   $1.95  █████░░░░░░░  openai $1.20 · gemini $0.75

  ── projection ─────────────────────────────
  ~$53/mo estimated (based on last 7 days)

Data sources

Condition	Source
API key set + backend reachable	burn0 server (all environments)
API key set + backend unreachable	Local ledger (`.burn0/costs.jsonl`)
No API key	Local ledger

Options

Flag	Description
`--today`	Show today’s costs only (no daily breakdown)

How costs are calculated

LLM services: Token-based pricing (input/output per million tokens)
Pay-per-use APIs: Per-request cost from the pricing registry
Infrastructure: Monthly plan cost (from your burn0 init config)

Pricing data is fetched from the burn0 backend and cached locally for 24 hours.