Tidelines — LLM usage and market share

Head to head · 2026-10-19

Z-AI logoZ.ai: GLM 5.3 Flash vs OpenAI logoOpenAI: GPT-6 Luna Pro

Data source

Token share

Z-AI logoZ.ai: GLM 5.3 Flash

7.18%

OpenAI logoOpenAI: GPT-6 Luna Pro

0.24%

30d Δ

Z-AI logoZ.ai: GLM 5.3 Flash

-7.89pp

OpenAI logoOpenAI: GPT-6 Luna Pro

-0.04pp

Price — $ / M output

Z-AI logoZ.ai: GLM 5.3 Flash

$0.16

OpenAI logoOpenAI: GPT-6 Luna Pro

$0.50

Context window

Z-AI logoZ.ai: GLM 5.3 Flash

1049k

OpenAI logoOpenAI: GPT-6 Luna Pro

1050k

Share of tokens over time

Tidelines — LLM usage and market share
Source: OpenRouter (openrouter.ai/rankings), as of 2026-10-19. Vercel AI Gateway data as of 2026-10-19. · tidelines.ai/compare/z-ai-glm-5-3-flash-vs-openai-gpt-6-luna-pro

Detail pages: Z.ai: GLM 5.3 Flash · OpenAI: GPT-6 Luna Pro