Cheaper alternatives to GPT-5
GPT-5 scores 1405 on the overall Arena and costs about $687.50/month at 100,000 calls (1,500 in / 500 out). Here are models that match or beat it on quality for less.
| DeepSeek V4 Flash | 1430 | $35.00 | $652.50/mo | DeepSeek |
| MiMo-V2.5 | 1427 | $35.00 | $652.50/mo | Xiaomi |
| MiMo-V2-Omni | 1422 | $35.00 | $652.50/mo | Xiaomi |
| DeepSeek V3.2 | 1420 | $63.00 | $624.50/mo | DeepSeek |
| Hunyuan Hy3 | 1444 | $70.00 | $617.50/mo | Tencent |
| MiniMax-M3 | 1421 | $105.00 | $582.50/mo | MiniMax |
| MiniMax-M2.7 | 1405 | $105.00 | $582.50/mo | MiniMax |
| DeepSeek V4 Pro | 1434 | $108.75 | $578.75/mo | DeepSeek |
| MiMo-V2.5-Pro | 1445 | $108.75 | $578.75/mo | Xiaomi |
| MiMo-V2-Pro | 1435 | $108.75 | $578.75/mo | Xiaomi |
| Gemini 3.1 Flash Lite | 1415 | $112.50 | $575.00/mo | |
| Mistral Large 3 | 1423 | $150.00 | $537.50/mo | Mistral AI |
Intelligence scores are community Arena ratings from LMArena / arena.ai, used under CC BY 4.0. Snapshot last refreshed 28 July 2026. Scores are a relative signal, not an absolute measure of capability. A Measured score was voted on directly; an Estimated score is inherited from an identical base model (a regional/creator-prefixed hosting duplicate). See our methodology.
FAQ
Is there a cheaper model as good as GPT-5?
Yes. DeepSeek V4 Flash matches or beats GPT-5 on the overall Arena leaderboard and costs about $35.00/month versus $687.50/month at a typical volume of 100,000 calls — saving roughly $652.50/month.
How is 'as good' defined?
We only list models with an overall Arena score at or above GPT-5's (1405). Arena scores are community preference ratings, not a single benchmark — confirm the alternative on your own task before switching.
Cite / link to this page
You’re welcome to reference this page and its figures with attribution and a link back.
https://aicalculatorpro.com/alternatives/gpt-5/<a href="https://aicalculatorpro.com/alternatives/gpt-5/">Cheaper alternatives to GPT-5 — AI Calculator Pro</a>