Compare DeepSeek R1 0528 by DeepSeek against Horizon Beta by OpenRouter, in 4 community votes, deepseek r1 0528 wins 75% of head-to-head duels, context windows of 164K vs 256K, tested across 40 shared challenges. Updated April 2026.
DeepSeek R1 0528 is the better choice overall, winning 75% of 4 blind community votes on Rival. DeepSeek R1 0528 costs $0/M input tokens vs $0/M for Horizon Beta. Context windows: 164K vs 256K tokens. Compare their real outputs side by side below.
DeepSeek R1 0528 is made by deepseek while Horizon Beta is from openrouter. DeepSeek R1 0528 has a 164K token context window compared to Horizon Beta's 256K. On pricing, DeepSeek R1 0528 costs $0/M input tokens vs $0/M for Horizon Beta. In community voting, In 4 community votes, DeepSeek R1 0528 wins 75% of head-to-head duels.
In 4 community votes, DeepSeek R1 0528 wins 75% of head-to-head duels. DeepSeek R1 0528 leads in Image Generation. Based on blind community voting from the Rival open dataset of 4+ human preference judgments for this pair.
Pick DeepSeek R1 0528. In 4 blind votes, DeepSeek R1 0528 wins 75% of the time. That's not luck.
DeepSeek R1 0528 particularly excels in Image Generation.
DeepSeek R1 0528 uses 683.2x more bold
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 DeepSeek R1 0528 by DeepSeek against Horizon Beta by OpenRouter, in 4 community votes, deepseek r1 0528 wins 75% of head-to-head duels, context windows of 164K vs 256K, tested across 40 shared challenges. Updated April 2026.
DeepSeek R1 0528 is the better choice overall, winning 75% of 4 blind community votes on Rival. DeepSeek R1 0528 costs $0/M input tokens vs $0/M for Horizon Beta. Context windows: 164K vs 256K tokens. Compare their real outputs side by side below.
DeepSeek R1 0528 is made by deepseek while Horizon Beta is from openrouter. DeepSeek R1 0528 has a 164K token context window compared to Horizon Beta's 256K. On pricing, DeepSeek R1 0528 costs $0/M input tokens vs $0/M for Horizon Beta. In community voting, In 4 community votes, DeepSeek R1 0528 wins 75% of head-to-head duels.
In 4 community votes, DeepSeek R1 0528 wins 75% of head-to-head duels. DeepSeek R1 0528 leads in Image Generation. Based on blind community voting from the Rival open dataset of 4+ human preference judgments for this pair.
Pick DeepSeek R1 0528. In 4 blind votes, DeepSeek R1 0528 wins 75% of the time. That's not luck.
DeepSeek R1 0528 particularly excels in Image Generation.
DeepSeek R1 0528 uses 683.2x more bold
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.

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40 fights queued
28+ more head-to-head results. Free. Not a trick.
Free account. No card required. By continuing, you agree to Rival's Terms and Privacy Policy