Codex Pro 100 vs Google AI Ultra $100 (Antigravity), side by side
Same catalog, same clock: p50 with p10–p90 intervals. Quality is each seat's coding-agent benchmark score with its agent and reasoning setting.
| Codex Pro 100 | Google AI Ultra $100 (Antigravity) | |
|---|---|---|
| Price | $100/mo | $100/mo |
| Building h/week p50 (p10–p90), peak | 16 (8–28) | 25 (10–50) |
| Building h/week p50 (p10–p90), off-peak | — | — |
| Building h/week per $/mo at p50 peak | 0.16 | 0.25 |
| Benchmark quality /100s | GPT-6 Astra (max) · Codex · 62/100 planning · GPT-6 Astra (max) · Codex · 62/100 building · GPT-6 Astra (max) · Codex · 62/100 admin | not measured planning · not measured building · not measured admin |
| Source | guessed | guessed |
| Terminal CLI agent | Yes | Yes |
| Clock | no published off-peak discount | limits refresh every 5h, weekly cap; no off-peak rate |