Head to head · 2026-11-10

Anthropic logoAnthropic: Claude Opus 5.5 vs Z-AI logoZ.ai: GLM 5.3 Flash

Data source

Token share

Anthropic logoAnthropic: Claude Opus 5.5

3.54%

Z-AI logoZ.ai: GLM 5.3 Flash

6.68%

30d Δ

Anthropic logoAnthropic: Claude Opus 5.5

+0.62pp

Z-AI logoZ.ai: GLM 5.3 Flash

-0.91pp

Price — $ / M output

Anthropic logoAnthropic: Claude Opus 5.5

$20.00

Z-AI logoZ.ai: GLM 5.3 Flash

$0.08

Context window

Anthropic logoAnthropic: Claude Opus 5.5

1000k

Z-AI logoZ.ai: GLM 5.3 Flash

1049k

Share of tokens over time

Tidelines — LLM usage and market share
Source: OpenRouter (openrouter.ai/rankings), as of 2026-11-10. Vercel AI Gateway data as of 2026-11-10. · tidelines.ai/compare/anthropic-claude-opus-5-5-20260921-vs-z-ai-glm-5-3-flash-20260826

Detail pages: Anthropic: Claude Opus 5.5 · Z.ai: GLM 5.3 Flash