AI ranking change · 2026-07-09
OpenAI overtakes Anthropic as Claude's #1 pick
for frontier llm api provider
Anthropic→OpenAI
On 2026-07-09, Claude changed its #1 recommendation for best frontier llm api provider — dropping Anthropic from the top spot in favor of OpenAI. The previous #1 had held since 2026-07-08.
“Broadest frontier model lineup (GPT-5.x, o-series reasoning, realtime/voice, image/video) behind one mature API; best-in-class developer tooling, SDKs, and ecosystem lock-in; consistently strong latency and uptime at massive scale”— Claude
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