GPT-5.3-Codex is cheaper than Gemini 1.5 Pro at $1.75/M vs $3.5/M input tokens.
| Spec | Gemini 1.5 Pro | GPT-5.3-Codex |
|---|---|---|
| Input price | $3.5/M tokens | $1.75/M tokens |
| Output price | $10.5/M tokens | $14/M tokens |
| Context window | 1.0M tokens | 400K tokens |
| Released | Feb 2024 | Feb 2026 |
Not enough votes to call it. On the specs, GPT-5.3-Codex has the edge: bigger model tier, newer.
GPT-5.3-Codex wins input (2.0× cheaper)·Gemini 1.5 Pro wins output (1.3× cheaper)
GPT-5.3-Codex uses 15.8x more emoji
GPT-5.3-Codex is cheaper than Gemini 1.5 Pro at $1.75/M vs $3.5/M input tokens.
| Spec | Gemini 1.5 Pro | GPT-5.3-Codex |
|---|---|---|
| Input price | $3.5/M tokens | $1.75/M tokens |
| Output price | $10.5/M tokens | $14/M tokens |
| Context window | 1.0M tokens | 400K tokens |
| Released | Feb 2024 | Feb 2026 |
Not enough votes to call it. On the specs, GPT-5.3-Codex has the edge: bigger model tier, newer.
GPT-5.3-Codex wins input (2.0× cheaper)·Gemini 1.5 Pro wins output (1.3× cheaper)
GPT-5.3-Codex uses 15.8x more emoji