ELIZA vs R1 1776

MIT vs Perplexity — benchmarks, pricing, and capabilities side by side.

	ELIZA	R1 1776
Intelligence index	—	95.4
Developer	MIT	Perplexity
Type	—	LLM
Access	—	—
Context window	—	—
Input price	—	$0.00 / 1M
Output price	—	$0.00 / 1M
Speed	—	—
Released	January 1, 1966	February 18, 2025
Parameters	—	—
Input modalities	—	—
Output modalities	—	—

ELIZA details R1 1776 details