# gpt-5 vs claude-sonnet-4

> gpt-5 vs claude-sonnet-4: cost per 1M tokens, latency, throughput and monthly bill. gpt-5 runs about 13% cheaper on the same workload.

Source: https://tokenomy.ai/compare/gpt-5-vs-claude-sonnet-4
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 claude-sonnet-4 about $3,600 — gpt-5 is roughly 13% cheaper than claude-sonnet-4. gpt-5 lists $12.00 per 1M output tokens against claude-sonnet-4 at $15.00.

gpt-5 costs $3.00/1M in and $12.00/1M out; claude-sonnet-4 costs $3.00/1M in and $15.00/1M out.

## Price per 1M tokens

gpt-5: input $3.00, output $12.00. claude-sonnet-4: input $3.00, output $15.00.

- Monthly at 10,000 calls/day — gpt-5: $3,150, claude-sonnet-4: $3,600
- Monthly at 100,000 calls/day — gpt-5: $31,500, claude-sonnet-4: $36,000
- Time to first token — gpt-5: 250 ms, claude-sonnet-4: 160 ms
- Throughput — gpt-5: 180 tok/s, claude-sonnet-4: 100 tok/s

## Which one to run

If your workload tolerates gpt-5's quality, the saving is immediate. If it does not, route: send the easy calls to gpt-5 and keep claude-sonnet-4 for the hard ones.

## Frequently asked questions

### Is gpt-5 cheaper than claude-sonnet-4?

gpt-5 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 claude-sonnet-4 about $3,600.

### What is the price difference between gpt-5 and claude-sonnet-4?

About 13% 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)
- [claude-sonnet-4 pricing](https://tokenomy.ai/models/claude-sonnet-4)
- [Same model, different hosts](https://tokenomy.ai/endpoints)