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. | 9k | 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 | Anthropic | OpenAI |
| Release date | Mar 14 2023 | Jan 31 2025 |
| Access | Closed | Closed |
| Model details | View model | View model |
Other comparisons
Claude 1vsGemini 4 Argono3-mini-highvsGemini 4 ArgonClaude 1vsMuse Spark Openo3-mini-highvsMuse Spark OpenClaude 1vsGrok 4.7o3-mini-highvsGrok 4.7Claude 1vsDeepSeek-V4.1-Flash-1017o3-mini-highvsDeepSeek-V4.1-Flash-1017Claude 1vsMistral Large 4o3-mini-highvsMistral Large 4Claude 1vsKimi K3o3-mini-highvsKimi K3Frequently asked questions
Claude 1 and o3-mini-high don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 1 shipped 689 days before o3-mini-high, so benchmark comparisons should account for the intervening progress.
Context windows are 9k (Claude 1) vs 200k (o3-mini-high).
Direct benchmark comparisons are unavailable — Claude 1 and o3-mini-high don't publish scores on any of the same benchmarks.