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. | 2M | 200k |
| 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 | |
| Overview | ||
| Company | OpenAI | |
| Release date | Feb 5 2025 | Apr 16 2025 |
| Access | Closed | Closed |
| Model details | View model | View model |
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Gemini 2.0 Pro and o4-mini-high don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Gemini 2.0 Pro shipped 70 days before o4-mini-high, so benchmark comparisons should account for the intervening progress.
Context windows are 2M (Gemini 2.0 Pro) vs 200k (o4-mini-high).
Direct benchmark comparisons are unavailable — Gemini 2.0 Pro and o4-mini-high don't publish scores on any of the same benchmarks.