Cracked AI Engineering

GPT-5-Codex vs Qwen3 Next 80B A3B Instruct

GPT-5-Codex offers 400K tokens context vs 131K tokens, Qwen3 Next 80B A3B Instruct is more cost-effective, GPT-5-Codex includes advanced reasoning. Compare full specs, pricing, and choose the best model for your use case.

Quick Overview

GPT-5-Codex

Vercel AI Gateway

400K tokens context • $1.25 / $10.00 per 1M tokens

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Qwen3 Next 80B A3B Instruct

Vercel AI Gateway

131K tokens context • $0.50 / $2.00 per 1M tokens

View full specifications →

Detailed Comparison

Specification
GPT-5-Codex
Qwen3 Next 80B A3B Instruct
Provider
Vercel AI Gateway
Vercel AI Gateway
Context Window
400K tokens
131K tokens
Max Output Tokens
128K tokens
33K tokens
Input Pricing (per 1M tokens)
$1.25
$0.50
Output Pricing (per 1M tokens)
$10.00
$2.00
Release Date
Sep 2025
Sep 2025

Capabilities

Capability
GPT-5-Codex
Qwen3 Next 80B A3B Instruct
Text Generation
Vision
Function Calling
Advanced Reasoning

Which Model Should You Choose?

Choose GPT-5-Codex if:

  • • You need a larger context window
  • • You need advanced reasoning

Choose Qwen3 Next 80B A3B Instruct if:

  • • Cost efficiency is a priority
  • • You prefer open weights