THE TICKER · HEAD-TO-HEAD · CHECKED DAILY · LAST CHANGE 2026-09-06
GEMINI 3.1 PRO VS GEMINI OMNI FLASH
Google vs Google, in USD per million tokens, cross-checked daily against the public pricing dataset. Same jobs, both meters running.
Gemini 3.1 Pro costs 1.3x more than Gemini Omni Flash for the same job — a 1,000-token prompt with a 3,000-token reply runs $0.04 vs $0.03. At 1,000 runs a day, that gap is $285.00 a month for identical traffic.
SIDE BY SIDE
| Gemini 3.1 Pro → | Gemini Omni Flash → | |
|---|---|---|
| Vendor | ||
| Input / MTok | $2.00 | $1.50 |
| Output / MTok | $12.00 | $9.00 |
| Output multiple | 6.0x | 6.0x |
| 1K prompt + 3K reply | $0.04 | $0.03 |
SAME JOB, BOTH BILLS
| Scenario | Gemini 3.1 Pro | Gemini Omni Flash | Gap |
|---|---|---|---|
| A typical prompt | $0.01 | $0.0086 | 1.3x |
| A 20-turn conversation | $0.06 | $0.04 | 1.3x |
| Summarizing a 10-page document | $0.05 | $0.04 | 1.3x |
| One agent run | $0.15 | $0.11 | 1.3x |
| A code review request | $0.05 | $0.04 | 1.3x |
Output sizes use the same editorial ratios as the Burn Calculator. Estimates, not invoices — and price is not a benchmark: the cheaper model is only a bargain if it does the job.
SETTLE IT WITH YOUR OWN PROMPT
Paste a real prompt into the Burn Calculator and see what it costs on Gemini 3.1 Pro, Gemini Omni Flash and the other 23 models on the board — plus how much of it is waste either way.