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Get started freeGPT-5.2 Codex vs Qwen3-Omni-Flash
Compare GPT-5.2 Codex and Qwen3-Omni-Flash. Build AI products powered by either model on Appaca.
Model Comparison
| Feature | GPT-5.2 Codex | Qwen3-Omni-Flash |
|---|---|---|
| Provider | OpenAI | Alibaba Cloud |
| Model Type | text | multimodal |
| Context Window | 400,000 tokens | 65,536 tokens |
| Input Cost | $1.75/ 1M tokens | $0.43/ 1M tokens |
| Output Cost | $14.00/ 1M tokens | $1.66/ 1M tokens |
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Strengths & Best Use Cases
GPT-5.2 Codex
OpenAI1. Optimized for Long-Horizon Coding Tasks
- OpenAI describes GPT-5.2 Codex as a highly intelligent coding model built for long-horizon, agentic coding work.
- Well suited to planning, refactoring, debugging, and multi-step implementation flows inside real codebases.
2. Adjustable Reasoning for Coding Work
- Supports configurable reasoning effort from low to xhigh depending on speed and quality needs.
- Accepts both text and image inputs while producing text output.
3. Large Context + Long Output
- 400 k token context window supports broad repository understanding and larger working sets.
- Allows up to 128 k output tokens for longer patches, code generation, and technical explanations.
4. Up-to-Date Model Snapshot
- Knowledge cut-off of Aug 31 2025 keeps it current with newer tools and frameworks.
- Supports streaming, function calling, and structured outputs for tool-driven coding workflows.
Qwen3-Omni-Flash
Alibaba Cloud1. Advanced multimodal reasoning
- Vision, audio, video inputs.
2. Supports thinking mode
- Unique for multimodal.
3. 17 voices, 10 languages
- Great for voice agents.
4. Designed for real-world interactions
- Recognition, teaching, analysis.
Prompts to Get Started
Use these prompts to power AI products you build on Appaca. Each works great with the models above.
Best for GPT-5.2 Codex
textPersonal Monthly Retrospective
Conduct a personal retrospective to reflect on progress and adjust strategies.
Sprint Planning Guide
Write a guide for running an effective sprint planning session.
Code Documentation Standards
Define code documentation standards and examples for a team.
Best for Qwen3-Omni-Flash
multimodalCompany Values Statement
Write a set of company values with definitions and behavioural examples.
Store Moving or Rebranding Email
Announce a brand move, rename, or domain change to your customers. Prevents customer confusion and retains loyalty.
Marketing Budget & Resource Allocation Plan
Allocate marketing budget and resources across the highest-impact initiatives to communicate your USP and address persona challenges.