Agentic Chat (GPT-5 Codex) vs Gemma 4 31B IT
Both have similar output pricing, while Agentic Chat (GPT-5 Codex) offers a larger context window. Choose Agentic Chat (GPT-5 Codex) or Gemma 4 31B IT based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Agentic Chat (GPT-5 Codex) | Gemma 4 31B IT |
|---|---|---|
| Provider | GitLab Duo | QVAC |
| Input / 1M tokens | $0.00 | $0.00 |
| Output / 1M tokens | $0.00 | $0.00 |
| Context window | 400K | 262K |
| Parameters | — | — |
| Open weights | No | Yes |
| Released | Jan 2026 | Apr 2026 |
| LiveBench score | — | 62.4 |
| GPQA Diamond score | — | 75.8 |
| Epoch Capabilities Index score | — | 143 |
FAQ
Is Agentic Chat (GPT-5 Codex) or Gemma 4 31B IT cheaper?
Agentic Chat (GPT-5 Codex) and Gemma 4 31B IT have comparable output pricing.
Which has the larger context window, Agentic Chat (GPT-5 Codex) or Gemma 4 31B IT?
Agentic Chat (GPT-5 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.