# GPT-6 Astra vs Kimi K2 6

As of Oct 15, 2026, GPT-6 Astra leads Kimi K2 6 in 7 of 7 shared categories: General LLM, Reasoning, Science, Coding › Web dev, Long context, Vision, and Factuality.

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

Kimi K2 6: $1.3399999999999999 per 1M blended tokens.

GPT-6 Astra: closed weights.

Kimi K2 6: open weights.

- Which to pick, General LLM: As of Oct 15, 2026, GPT-6 Astra leads Kimi K2 6 in General LLM at #26 against #51.
- Which to pick, Reasoning: As of Oct 15, 2026, GPT-6 Astra leads Kimi K2 6 in Reasoning at #24 against #48.
- Which to pick, Science: As of Oct 15, 2026, GPT-6 Astra leads Kimi K2 6 in Science at #2 against #29.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, GPT-6 Astra leads Kimi K2 6 in Coding › Web dev at #2 against #49.
- Which to pick, Long context: As of Oct 15, 2026, GPT-6 Astra leads Kimi K2 6 in Long context at #25 against #43.
- Which to pick, Vision: As of Oct 15, 2026, GPT-6 Astra leads Kimi K2 6 in Vision at #1 against #30.
- Which to pick, Factuality: As of Oct 15, 2026, GPT-6 Astra leads Kimi K2 6 in Factuality at #29 against #46.

As of Oct 15, 2026, GPT-6 Astra is state of the art in Math (since Sep 28, 2026; sources Humanity's Last Exam; methodology v1.0).

As of Oct 15, 2026, Kimi K2 6 is a former state-of-the-art holder in Coding › Web dev (since Jun 5, 2026; sources LMArena WebDev; methodology v1.0).