Compare Elephant Alpha by OpenRouter against GPT-5.4 Pro by OpenAI, context windows of 262K vs 1.1M, tested across 18 shared challenges. Updated April 2026.
Elephant Alpha and GPT-5.4 Pro are both competitive models. Elephant Alpha costs $0/M input tokens vs $30/M for GPT-5.4 Pro. Context windows: 262K vs 1050K tokens. Compare their real outputs side by side below.
Elephant Alpha is made by openrouter while GPT-5.4 Pro is from openai. Elephant Alpha has a 262K token context window compared to GPT-5.4 Pro's 1050K. On pricing, Elephant Alpha costs $0/M input tokens vs $30/M for GPT-5.4 Pro.
No community votes yet. On paper, GPT-5.4 Pro has the edge — bigger model tier, bigger context window, major provider backing.
GPT-5.4 Pro uses 4.2x more headings
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 Elephant Alpha by OpenRouter against GPT-5.4 Pro by OpenAI, context windows of 262K vs 1.1M, tested across 18 shared challenges. Updated April 2026.
Elephant Alpha and GPT-5.4 Pro are both competitive models. Elephant Alpha costs $0/M input tokens vs $30/M for GPT-5.4 Pro. Context windows: 262K vs 1050K tokens. Compare their real outputs side by side below.
Elephant Alpha is made by openrouter while GPT-5.4 Pro is from openai. Elephant Alpha has a 262K token context window compared to GPT-5.4 Pro's 1050K. On pricing, Elephant Alpha costs $0/M input tokens vs $30/M for GPT-5.4 Pro.
No community votes yet. On paper, GPT-5.4 Pro has the edge — bigger model tier, bigger context window, major provider backing.
GPT-5.4 Pro uses 4.2x more headings
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.
