Bert-Nebulon Alpha is the newer model, released after GPT-5.1-Codex.
| Spec | Bert-Nebulon Alpha | GPT-5.1-Codex |
|---|---|---|
| Input price | — | $1.25/M tokens |
| Output price | — | $10/M tokens |
| Context window | — | 400K tokens |
| Released | Nov 2025 | Nov 2025 |
Not enough votes to call it. On the specs, GPT-5.1-Codex has the edge: bigger model tier, bigger context window, major provider backing.
Bert-Nebulon Alpha uses 42.4x more emoji
Bert-Nebulon Alpha is the newer model, released after GPT-5.1-Codex.
| Spec | Bert-Nebulon Alpha | GPT-5.1-Codex |
|---|---|---|
| Input price | — | $1.25/M tokens |
| Output price | — | $10/M tokens |
| Context window | — | 400K tokens |
| Released | Nov 2025 | Nov 2025 |
Not enough votes to call it. On the specs, GPT-5.1-Codex has the edge: bigger model tier, bigger context window, major provider backing.
Bert-Nebulon Alpha uses 42.4x more emoji