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.
1M200k
API pricingUSD per 1M tokens · lower wins
Input priceWhat you pay for everything you send the model — your question, plus any documents or earlier conversation you include with it.
$0.75—
Output priceWhat you pay for the text the model writes back. It is normally the dearer half: producing an answer costs more than reading one.
$3.75—
Cached input priceA reduced rate for text you send over and over. If every request starts with the same instructions or the same document, the provider keeps a copy ready and charges less to read it again.
$0.075—
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.
$0.375Google AI Studio$1.10OpenAI
Cheapest outputLowest output rate across every provider on OpenRouter, the lab included. May come from a different provider than the cheapest input.
$1.875Google AI Studio$4.40OpenAI
$338Google list price$440OpenAI
These models have no shared benchmark scores.
Overview
CompanyGoogleOpenAI
Release dateAug 13 2026Apr 16 2025
AccessClosedClosed
Model detailsView modelView model

Frequently asked questions

Gemini 3.7 Flash and o4-mini-high don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Only Gemini 3.7 Flash has a verified first-party API price: $0.75 per million input tokens and $3.75 per million output tokens. No pay-as-you-go API rate is tracked for o4-mini-high. o4-mini-high shipped 484 days before Gemini 3.7 Flash, so benchmark comparisons should account for the intervening progress.

Context windows are 1M (Gemini 3.7 Flash) vs 200k (o4-mini-high).

Direct benchmark comparisons are unavailable — Gemini 3.7 Flash and o4-mini-high don't publish scores on any of the same benchmarks.