Compare Claude 2 by Anthropic against Grok 3 Beta by xAI, in 2 community votes, claude 2 wins 100% of head-to-head duels, context windows of 100K vs 131K, tested across 5 shared challenges. Updated April 2026.
Claude 2 is the better choice overall, winning 100% of 2 blind community votes on Rival. Claude 2 costs $11.02/M input tokens vs $2/M for Grok 3 Beta. Context windows: 100K vs 131K tokens. Compare their real outputs side by side below.
Claude 2 is made by anthropic while Grok 3 Beta is from xai. Claude 2 has a 100K token context window compared to Grok 3 Beta's 131K. On pricing, Claude 2 costs $11.02/M input tokens vs $2/M for Grok 3 Beta. In community voting, In 2 community votes, Claude 2 wins 100% of head-to-head duels.
In 2 community votes, Claude 2 wins 100% of head-to-head duels. Claude 2 leads in Web Design. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.
Pick Claude 2. In 2 blind votes, Claude 2 wins 100% of the time. That's not luck.
Claude 2 particularly excels in Web Design. Grok 3 Beta is 8.2x cheaper per token — worth considering if cost matters.
Grok 3 Beta uses 66.5x more hedging
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.

Compare Claude 2 by Anthropic against Grok 3 Beta by xAI, in 2 community votes, claude 2 wins 100% of head-to-head duels, context windows of 100K vs 131K, tested across 5 shared challenges. Updated April 2026.
Claude 2 is the better choice overall, winning 100% of 2 blind community votes on Rival. Claude 2 costs $11.02/M input tokens vs $2/M for Grok 3 Beta. Context windows: 100K vs 131K tokens. Compare their real outputs side by side below.
Claude 2 is made by anthropic while Grok 3 Beta is from xai. Claude 2 has a 100K token context window compared to Grok 3 Beta's 131K. On pricing, Claude 2 costs $11.02/M input tokens vs $2/M for Grok 3 Beta. In community voting, In 2 community votes, Claude 2 wins 100% of head-to-head duels.
In 2 community votes, Claude 2 wins 100% of head-to-head duels. Claude 2 leads in Web Design. Based on blind community voting from the Rival open dataset of 2+ human preference judgments for this pair.
Pick Claude 2. In 2 blind votes, Claude 2 wins 100% of the time. That's not luck.
Claude 2 particularly excels in Web Design. Grok 3 Beta is 8.2x cheaper per token — worth considering if cost matters.
Grok 3 Beta uses 66.5x more hedging
Ask them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.

5 fights queued
5 fights queued