OpenAI's OpenRouter share jumps from 20% to 50% vs Anthropic in two months
GavinSBaker · x · 2026-09-16
Citing OpenRouter data, Gavin Baker notes OpenAI's share versus Anthropic rose from 20% to 50% over the last two months since June — meaning Anthropic fell from 80% to 50%. The shift reflects a sharp swing between the two leading model vendors on the usage platform.
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