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  5. GPT-5 CodexvsMiMo-V2.6-Pro
Updated Sep 2026

GPT-5 CodexvsMiMo-V2.6-Pro

MiMo-V2.6-Pro is the newer model, released after GPT-5 Codex.

GPT-5 Codex and MiMo-V2.6-Pro compared across 9 shared prompts
SpecGPT-5 CodexMiMo-V2.6-Pro
Input price—$0.435/M tokens
Output price—$0.87/M tokens
Context window—1.0M tokens
Free API (OpenRouter)NoNo
ReleasedSep 2025Sep 2026
Side by side

Same prompt, both answers

Opening lines from 2 of the 9 prompts both answered. Formatting stripped, words untouched.

Simple 7-Ingredient Recipe

Create a simple recipe for a delicious dish (sweet or savory) using only 7 common pantry ingredients. Include a creative name for the dish…

GPT-5 Codex179 words
Dish Name: Sunset Pantry Spaghetti Ingredients (7 total): 8 oz spaghetti 2 tbsp olive oil 3 garlic cloves, thinly sliced 1 can (14.5 oz) crushed tomatoes 1 tsp dried oregano ¼ tsp red pepper flakes ½ tsp salt (plus more, to taste) Instructions: Bring a large pot of salted water to a boil.
Read the full answer
MiMo-V2.6-Pro332 words
🍝 Moonlight Garlic Kiss Pasta A silky, garlicky butter pasta that proves simple ingredients can make something truly unforgettable. 7 Pantry Ingredients # Ingredient Amount 1 Spaghetti (or any pasta) 8 oz (half a standard box) 2 Butter 4 tablespoons 3 Garlic cloves 5 cloves, thinly sliced 4 Parmesan cheese ½ cup…
Read the full answer

Beginner's Longevity Plan

Outline a simple, actionable 1-month plan for someone starting their journey towards better health and longevity. Focus on 3 key areas…

GPT-5 Codex569 words
1-Month Jumpstart to Better Health & Longevity This plan is designed for beginners and emphasizes steady, sustainable progress. It focuses on three key areas: diet, movement, and sleep & stress. Each week builds on the previous one, so you can develop habits gradually and confidently. 🥗 1.
Read the full answer
MiMo-V2.6-Pro679 words
🌱 Your 1-Month Health & Longevity Starter Plan The 3 Pillars: Move · Nourish · Recover 🏃 MOVE (Exercise) Goal: Build a consistent, sustainable movement habit. Week 1 — Just Show Up Walk for 20 minutes daily (after lunch or dinner works great).
Read the full answer
Our Verdict
GPT-5 Codex
GPT-5 Codex
MiMo-V2.6-Pro
MiMo-V2.6-ProRunner-up

Not enough votes to call it. On the specs, GPT-5 Codex has the edge: bigger model tier, major provider backing.

Too close to call
API pricing

Cost per 1M tokens

GPT-5 Codex
Input
—
Output
—
MiMo-V2.6-Pro
Input
$0.43
Output
$0.87
Where to run it

2 hosts

GPT-5 Codex

No hosts listed on OpenRouter.

MiMo-V2.6-Pro2 hosts
HostInOutContextUptime
DDeepInfrafp8$0.43 in·$0.87 out·1M·99.2% upXiaomifp8$0.43 in·$0.87 out·1M·100% up

Per million tokens. Prices and uptime via OpenRouter, checked 23 Sep 2026.

Research

What we learned reading every model

FAQ

Common questions

GPT-5 Codex is developed by OpenAI while MiMo-V2.6-Pro is developed by Xiaomi. You can compare their actual outputs across 9 challenges on Rival to see how they differ in practice.

It depends on your use case. GPT-5 Codex and MiMo-V2.6-Pro each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 9 challenges so you can judge which fits your needs best.

This page shows a side-by-side comparison of GPT-5 Codex and MiMo-V2.6-Pro across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Keep exploring

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GPT-5 Codex logoGLM 5.3 logo
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Same lab, same size, long tail

GPT-5 Codex logoGPT-6 Astra Pro logo
GPT-5 Codex vs GPT-6 Astra ProSame lab
GPT-5 Codex logoGPT-6 Astra logo
GPT-5 Codex vs GPT-6 AstraSame lab
MiMo-V2.6-Pro logoMiMo-V2.6-Flash logo
MiMo-V2.6-Pro vs MiMo-V2.6-FlashSame lab
MiMo-V2.6-Pro logoMiMo-V2.5 logo
MiMo-V2.6-Pro vs MiMo-V2.5Same lab
MiMo-V2.6-Pro logoMistral Small Creative logo
MiMo-V2.6-Pro vs Mistral Small CreativeNew provider
GPT-5 Codex logoMuse Glimmer 30B logo
GPT-5 Codex vs Muse Glimmer 30BNew provider
MiMo-V2.6-Pro logoMuse Spark 1.1 logo
MiMo-V2.6-Pro vs Muse Spark 1.1Same size
MiMo-V2.6-Pro logoMuse Spark 1.3 logo
MiMo-V2.6-Pro vs Muse Spark 1.3Same size

Model pages

GPT-5 Codex logo
GPT-5 Codex50 outputs, specs and price
MiMo-V2.6-Pro logo
MiMo-V2.6-Pro9 outputs, specs and price
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