Compare AI models
| Specifications | ||
ParametersThe learned values that shape how a model responds. B means billion and T means trillion. For mixture-of-experts models, the total count is larger than the number active for each token. Parameter count alone does not measure quality. | — | 314B |
Context windowHow much information the model can work with in one request, measured in tokens — pieces of words or other data. This includes your question, attachments, conversation and reply. Limits can vary by model variant and provider. | 200k | 8k |
| Overview | ||
| Company | OpenAI | SpaceXSI |
| Release date | May 16 2025 | Nov 3 2023 |
| Access | Closed | Open Weight |
| Model details | View model | View model |
Other comparisons
codex-mini-latestvsClaude Fable 5.2Grok‑1vsClaude Fable 5.2codex-mini-latestvsGemini 4 CarbonGrok‑1vsGemini 4 Carboncodex-mini-latestvsMuse EmberGrok‑1vsMuse Embercodex-mini-latestvsDeepSeek-V4.1-Flash-1017Grok‑1vsDeepSeek-V4.1-Flash-1017codex-mini-latestvsMistral Large 4Grok‑1vsMistral Large 4codex-mini-latestvsKimi K3.1 ProGrok‑1vsKimi K3.1 ProFrequently asked questions
codex-mini-latest and Grok‑1 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok‑1 shipped 560 days before codex-mini-latest, so benchmark comparisons should account for the intervening progress.
Context windows are 200k (codex-mini-latest) vs 8k (Grok‑1). codex-mini-latest is closed, while Grok‑1 is open weight.
Direct benchmark comparisons are unavailable — codex-mini-latest and Grok‑1 don't publish scores on any of the same benchmarks.