Agentic Chat (GPT-5.2 Codex) vs Hy3 preview
Both have similar output pricing, while Agentic Chat (GPT-5.2 Codex) offers a larger context window. Choose Agentic Chat (GPT-5.2 Codex) or Hy3 preview based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Agentic Chat (GPT-5.2 Codex) | Hy3 preview |
|---|---|---|
| Provider | GitLab Duo | Tencent TokenHub |
| Input / 1M tokens | $0.00 | $0.00 |
| Output / 1M tokens | $0.00 | $0.00 |
| Context window | 400K | 256K |
| Parameters | — | — |
| Open weights | No | Yes |
| Released | Dec 2025 | Apr 2026 |
| LMArena (Chatbot Arena) Elo score | — | 1401 |
| LMArena WebDev Elo score | — | 1357 |
FAQ
Is Agentic Chat (GPT-5.2 Codex) or Hy3 preview cheaper?
Agentic Chat (GPT-5.2 Codex) and Hy3 preview have comparable output pricing.
Which has the larger context window, Agentic Chat (GPT-5.2 Codex) or Hy3 preview?
Agentic Chat (GPT-5.2 Codex) has the larger context window (400K tokens).
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.