GPT-2 vs Grok 4.20 0309 v2
OpenAI vs xAI — benchmarks, pricing, and capabilities side by side.
| GPT-2 | Grok 4.20 0309 v2 | |
|---|---|---|
| Intelligence index | — | 91.1 |
| Developer | OpenAI | xAI |
| Type | LLM | LLM |
| Access | Open weights | — |
| Context window | 1,024 tokens | — |
| Input price | — | $2.00 / 1M |
| Output price | — | $6.00 / 1M |
| Speed | — | 105 tok/s |
| Released | February 14, 2019 | April 7, 2026 |
| Parameters | 1.5B | — |
| Input modalities | Text | — |
| Output modalities | Text | — |