Gemini 2.5 Flash Preview 05-20 (thinking) has a larger context window than Grok 3 Thinking (1.0M tokens vs 128K tokens).
Hex grid you can resize with a slider. Geometry plus state.
Which answer wins?
Three minutes of stand-up. Puns are banned.
Gemini 2.5 Flash Preview 05-20 (thinking): (Lights up on a stage. Comedian walks to center, adjusts mic, smiles warmly.) \"Alright, alright, settle down you crazy people! Thanks for having me. (Pause fo r applause/laughter) You know, I was scrolling through Instagram earlier, and it\'s just a constant ba rrage of people \'living thei r best life,\' isn\'t it?
Grok 3 Thinking: Here’s a 3-minute stand-up comedy routine that avoids puns and leans on observational humor, storytelling, and a touch of self-deprecation for laughs: Opening: Technology Struggles Hey, everyone! How’s it going?
Is 9.11 bigger than 9.9? Decimals, not version numbers.
Gemini 2.5 Flash Preview 05-20 (thinking): No, 9.11 is not greater than 9.9. Here\'s how to compare them: Compare the whole numbers: Both have 9. Compare the first digit after the decimal point (the tenths place): In 9.11, the digit is 1. In 9.9, the digit is 9. Since 1 is less than 9, 9.11 is less than 9.9. You can also think of 9.9 as 9.90.
Grok 3 Thinking: To determine whether 9.11 is greater than 9.9, let's compare the two numbers step by step. Both numbers share the same whole number part, which is 9. Therefore, the comparison hinges on the fractional parts. For 9.11, the fractional part is 0.11, and for 9.9, it is 0.9.
Five jokes on demand, then count how many were actually different.
Gemini 2.5 Flash Preview 05-20 (thinking): Here are 5 jokes: Why don\'t scientists trust atoms? Because they make up everything! What do you call a fake noodle? An impasta! Why did the scarecrow win an award? Because he was outstanding in his field! I told my wife she was drawing her eyebrows too high. She looked surprised.
Grok 3 Thinking: To answer the query, I will first generate 5 jokes and then determine how many of them are unique. Here are the jokes: Why don't scientists trust atoms? Because they make up everything. What do you call a fake noodle? An impasta. Why did the scarecrow win an award? Because he was outstanding in his field.
| Spec | ||
|---|---|---|
| Input price | $0.15/M tokens | — |
| Output price | $3.5/M tokens | — |
| Context window | 1.0M tokens | 128K tokens |
| Free API (OpenRouter) | No | — |
| Released | May 2025 | Feb 2025 |
| At 10M a month | $1.50 | not listed |
Input tokens at list price. No caching, no batch discount.
Gemini 2.5 Flash Preview 05-20 (thinking) is developed by Google AI while Grok 3 Thinking is developed by xAI. Gemini 2.5 Flash Preview 05-20 (thinking) has a 1.0M token context window vs Grok 3 Thinking's 128K. You can compare their actual outputs across 7 challenges on Rival to see how they differ in practice.
It depends on your use case. Gemini 2.5 Flash Preview 05-20 (thinking) and Grok 3 Thinking each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 7 challenges so you can judge which fits your needs best.
This page shows a side-by-side comparison of Gemini 2.5 Flash Preview 05-20 (thinking) and Grok 3 Thinking across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.