Compare AI models
| Specifications | ||
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 | 128k |
| API pricingUSD per 1M tokens · lower wins | ||
Cheapest inputLowest input rate across every provider on OpenRouter, the lab included. The cheapest endpoint may run a quantised build or a shorter context — see "Available from" on the model page. | $1.10OpenAI | — |
Cheapest outputLowest output rate across every provider on OpenRouter, the lab included. May come from a different provider than the cheapest input. | $4.40OpenAI | — |
| $440OpenAI | — | |
| These models have no shared benchmark scores. | ||
LiveCodeBenchCompetitive coding — Coding problems published so recently the AI can't have seen them in training — a contamination-free test of raw programming skill. Higher is better. | — | 74.8% |
| Overview | ||
| Company | OpenAI | SpaceXSI |
| Release date | Apr 16 2025 | Feb 17 2025 |
| Access | Closed | Closed |
| Model details | View model | View model |
Other comparisons
o4-mini-highvsClaude Haiku 5.5Grok 3 minivsClaude Haiku 5.5o4-mini-highvsGemini 4 ArgonGrok 3 minivsGemini 4 Argono4-mini-highvsMuse Spark OpenGrok 3 minivsMuse Spark Openo4-mini-highvsDeepSeek-V4.1-Flash-1017Grok 3 minivsDeepSeek-V4.1-Flash-1017o4-mini-highvsMistral Large 4Grok 3 minivsMistral Large 4o4-mini-highvsKimi K3Grok 3 minivsKimi K3Frequently asked questions
o4-mini-high and Grok 3 mini don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Grok 3 mini shipped 58 days before o4-mini-high, so benchmark comparisons should account for the intervening progress.
Context windows are 200k (o4-mini-high) vs 128k (Grok 3 mini).
Direct benchmark comparisons are unavailable — o4-mini-high and Grok 3 mini don't publish scores on any of the same benchmarks.