AI Hub
← All models

GPT-1 vs Grok 4.20 0309

OpenAI vs xAI — benchmarks, pricing, and capabilities side by side.

GPT-1Grok 4.20 0309
Intelligence index88.5
DeveloperOpenAIxAI
TypeLLMLLM
AccessOpen weights
Context window512 tokens
Input price$2.00 / 1M
Output price$6.00 / 1M
Speed97 tok/s
ReleasedJune 11, 2018March 10, 2026
Parameters117M
Input modalitiesText
Output modalitiesText