# Gemini 2.5 Flash Preview 05.20 vs GPT-6 Astra

As of Oct 14, 2026, Gemini 2.5 Flash Preview 05.20 leads GPT-6 Astra in 0 of 2 shared categories.

Gemini 2.5 Flash Preview 05.20: price per 1M tokens is unset in the catalog.

GPT-6 Astra: $20 per 1M blended tokens.

Gemini 2.5 Flash Preview 05.20: closed weights.

GPT-6 Astra: closed weights.

- Which to pick, Math: As of Oct 14, 2026, GPT-6 Astra leads Gemini 2.5 Flash Preview 05.20 in Math at #1 against #28.
- Which to pick, Abstraction (ARC): As of Oct 14, 2026, GPT-6 Astra leads Gemini 2.5 Flash Preview 05.20 in Abstraction (ARC) at #1 against #52.

As of Oct 14, 2026, Gemini 2.5 Flash Preview 05.20 is ranked #28 in Math (since Oct 14, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 14, 2026, GPT-6 Astra is state of the art in Math (since Sep 28, 2026; sources Humanity's Last Exam; methodology v1.0).