# gpt-5 vs gemini-3-pro

> gpt-5 vs gemini-3-pro: cost per 1M tokens, latency, throughput and monthly bill. gemini-3-pro runs about 48% cheaper on the same workload.

Source: https://tokenomy.ai/compare/gpt-5-vs-gemini-3-pro
Last updated: 2026-09-21
Publisher: Tokenomy — FinOps for AI
License: free to quote with attribution and a link to the source URL.

## Answer

On a 1,500-input, 500-output call at 10,000 calls a day, gpt-5 costs about $3,150 a month and gemini-3-pro about $1,650 — gemini-3-pro is roughly 48% cheaper than gpt-5. gpt-5 lists $12.00 per 1M output tokens against gemini-3-pro at $8.00.

gpt-5 costs $3.00/1M in and $12.00/1M out; gemini-3-pro costs $1.00/1M in and $8.00/1M out.

## Price per 1M tokens

gpt-5: input $3.00, output $12.00. gemini-3-pro: input $1.00, output $8.00.

- Monthly at 10,000 calls/day — gpt-5: $3,150, gemini-3-pro: $1,650
- Monthly at 100,000 calls/day — gpt-5: $31,500, gemini-3-pro: $16,500
- Time to first token — gpt-5: 250 ms, gemini-3-pro: 150 ms
- Throughput — gpt-5: 180 tok/s, gemini-3-pro: 120 tok/s

## Which one to run

If your workload tolerates gemini-3-pro's quality, the saving is immediate. If it does not, route: send the easy calls to gemini-3-pro and keep gpt-5 for the hard ones.

## Frequently asked questions

### Is gpt-5 cheaper than gemini-3-pro?

gemini-3-pro is cheaper. At 10,000 calls a day with 1,500 input and 500 output tokens, gpt-5 costs about $3,150 a month and gemini-3-pro about $1,650.

### What is the price difference between gpt-5 and gemini-3-pro?

About 48% on the same workload, using list prices with no caching or batch discounts.

## Related pages

- [Scan your AI spend free](https://tokenomy.ai/waste)
- [All comparisons](https://tokenomy.ai/compare)
- [gpt-5 pricing](https://tokenomy.ai/models/gpt-5)
- [gemini-3-pro pricing](https://tokenomy.ai/models/gemini-3-pro)
- [Same model, different hosts](https://tokenomy.ai/endpoints)