1 block = 100 lines of code
≈ 100,000 lines of code
lines of source code
Code averages roughly 10 tokens per line, so a million tokens is about 100,000 lines — nearly twice the original Doom engine (~57,000 lines).
basis: ~10 tokens per line
A million tokens, measured in
Code is denser than prose per line but shorter per idea: a million tokens is roughly 100,000 lines — a real mid-sized codebase, or the original Doom engine twice over.
1 block = 100 lines of code
≈ 100,000 lines of code
lines of source code
Code averages roughly 10 tokens per line, so a million tokens is about 100,000 lines — nearly twice the original Doom engine (~57,000 lines).
basis: ~10 tokens per line
Everything on this page is exactly one million tokens. So the price of having a model read — or write — all of it is simply each model's per-million rate. Updated 2026-07-03.
| Model | Read all of it (input) | Write all of it (output) |
|---|---|---|
| GPT-5.5 Pro | $30 | $180 |
| Claude Fable 5 | $10 | $50 |
| GPT-5.5 | $5 | $30 |
| Claude Opus 4.8 | $5 | $25 |
| Claude Sonnet 5 | $2 | $10 |
| Gemini 3.1 Pro | $2 | $12 |
| Gemini 3.5 Flash | $1.50 | $9 |
| Claude Haiku 4.5 | $1 | $5 |
| Gemini 3 Flash | $0.50 | $3 |
From $0.50 to $180 for the same million tokens. Try your own budget in the calculator →
Or start over with the full picture — scale, prices, and the budget calculator.