GPT-5.1-Codex-Mini alternatives

Best GPT-5.1-Codex-Mini alternatives

10 models that can stand in for GPT-5.1-Codex-Mini, ranked by benchmark score, with what each one does better.

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Current Model

GPT-5.1-Codex-Mini

Input / 1M
$0.25
Output / 1M
$2
Context
400K
Intelligence
20.4

Quick picks

The best alternative depends on what you need

Why people switch away from GPT-5.1-Codex-Mini, and the model that fits each reason best.

Ranked

Top GPT-5.1-Codex-Mini alternatives

Each model is scored against GPT-5.1-Codex-Mini. Green means better, red means worse.

GPT-5.1-Codex-Mini as the baseline, then the top alternatives scored against it
Input / 1M$0.25Output / 1M$2Context400KIntelligence20.4Reference model
Input / 1M$0.01-96%Output / 1M$1.28-36%Context1.05M+162%Intelligence24.4+20%Compare
Why switch:1.6x cheaper outputHigher intelligence scoreLarger 1.05M contextNewer release
Input / 1M$0.75+200%Output / 1M$4.50+125%Context400KIntelligence24.1+18%Compare
Why switch:Higher intelligence scoreAccepts fileNewer release
Input / 1M$0.50+100%Output / 1M$2.20+10%Context262K-34%Intelligence22.9+12%Compare
Why switch:Higher intelligence scoreNewer release
Input / 1M$0.30+20%Output / 1M$2.50+25%Context1.05M+162%Intelligence22.2+9%Compare
Why switch:Higher intelligence scoreLarger 1.05M contextAccepts video and file and audioNewer release
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Input / 1M$0.60+140%Output / 1M$2.20+10%Context205K-49%Intelligence22.2+9%Compare
Why switch:Higher intelligence scoreNewer release
Input / 1M$0.55+120%Output / 1M$3.50+75%Context262K-34%Intelligence21.4+5%Compare
Why switch:Higher intelligence scoreAccepts videoNewer release
Input / 1M$0.20-20%Output / 1M$1.25-37%Context400KIntelligence20.7+1%Compare
Why switch:1.6x cheaper outputHigher intelligence scoreAccepts fileNewer release
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Input / 1M$0.25Output / 1M$2Context400KIntelligence20.6+1%Compare
Why switch:Higher intelligence scoreAccepts file
Input / 1M$0.20-20%Output / 1M$1.15-43%Context262K-34%Intelligence19.5-4%Compare
Why switch:1.7x cheaper outputAccepts videoNewer release
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Input / 1M$0.43+72%Output / 1M$1.75-12%Context205K-49%Intelligence18.5-9%Compare
Why switch:1.1x cheaper output

FAQ

Frequently asked questions

What is the best alternative to GPT-5.1-Codex-Mini?

DeepSeek V4 Flash 0423 from DeepSeek ranks first, based on independent benchmark scores. It costs $1.28 per 1M output tokens, compared with $2 for GPT-5.1-Codex-Mini.

Is there a cheaper alternative to GPT-5.1-Codex-Mini?

Yes. Step 3.7 Flash charges $1.15 per 1M output tokens, versus $2 for GPT-5.1-Codex-Mini.

Can I try GPT-5.1-Codex-Mini and its alternatives at the same time?

Yes. Shortcut Chat sends one prompt to several models at once, so you can compare GPT-5.1-Codex-Mini with any of these alternatives on your own tasks.

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Not sure which to pick? Try them all.

Send one prompt to GPT-5.1-Codex-Mini and its alternatives at the same time, and keep the answer you like best.