# GLM 5.3 vs GPT-5.6 Terra

As of Oct 14, 2026, GLM 5.3 leads GPT-5.6 Terra in 6 of 8 shared categories: General LLM, Reasoning, Coding, Coding › Agentic, Coding › Web dev, and Long context.

GLM 5.3: $1.29 per 1M blended tokens.

GPT-5.6 Terra: $4.5 per 1M blended tokens.

GLM 5.3: open weights.

GPT-5.6 Terra: closed weights.

- Which to pick, General LLM: As of Oct 14, 2026, GLM 5.3 leads GPT-5.6 Terra in General LLM at #23 against #35.
- Which to pick, Reasoning: As of Oct 14, 2026, GLM 5.3 leads GPT-5.6 Terra in Reasoning at #19 against #35.
- Which to pick, Science: As of Oct 14, 2026, GPT-5.6 Terra leads GLM 5.3 in Science at #15 against #28.
- Which to pick, Coding: As of Oct 14, 2026, GLM 5.3 leads GPT-5.6 Terra in Coding at #7 against #13.
- Which to pick, Coding › Agentic: As of Oct 14, 2026, GLM 5.3 leads GPT-5.6 Terra in Coding › Agentic at #7 against #13.
- Which to pick, Coding › Web dev: As of Oct 14, 2026, GLM 5.3 leads GPT-5.6 Terra in Coding › Web dev at #18 against #42.
- Which to pick, Long context: As of Oct 14, 2026, GLM 5.3 leads GPT-5.6 Terra in Long context at #27 against #46.
- Which to pick, Factuality: As of Oct 14, 2026, GPT-5.6 Terra leads GLM 5.3 in Factuality at #24 against #27.

As of Oct 14, 2026, GLM 5.3 is tied for state of the art in General LLM (since Oct 13, 2026; sources LMArena Text (style-controlled, overall); methodology v1.0).

As of Oct 14, 2026, GPT-5.6 Terra is ranked #4 in Abstraction (ARC) (since Oct 14, 2026; sources ARC-AGI; methodology v1.0).