Claude Opus 5 vs GLM 5.2

Price, context and benchmark scores side by side — every number from the live model catalogue.

Claude Opus 5anthropic GLM 5.2z-ai
Input / 1M tokens $5.00 $0.741
Output / 1M tokens $25.00 $2.33
1M in + 300K out $12.50 $1.44
Context window 1M 1.0M
Intelligence index 60.7 51.1
Coding index 78.0 68.8
Agentic index 55.3 43.1
Cheapest provider Claude Platform on AWS StreamLake
Providers serving it 5 29
Weights Closed Open
Image input Yes No
Tool calling Yes Yes
Reasoning mode Yes Yes
Released Jul 24, 2026 Jun 16, 2026

Which one to pick

Pick Claude Opus 5 if…

  • You want the higher general-intelligence score (60.7).
  • Code quality is the priority — it leads on the coding index (78.0).
  • You are running agent loops — higher agentic index (55.3).

Pick GLM 5.2 if…

  • Token cost matters: $2.33 per 1M output vs $25.00.
  • You need the bigger context window (1.0M).
  • You want the option to self-host — weights are public.
  • You want provider redundancy: 29 providers serve it.

FAQ

Is Claude Opus 5 better than GLM 5.2?

Claude Opus 5 scores higher on general intelligence (60.7 vs 51.1), while GLM 5.2 is 11× cheaper per output token ($2.33 vs $25.00). For code, Claude Opus 5 leads (78.0 coding index). GLM 5.2 takes the larger context at 1.0M.

Which is cheaper, Claude Opus 5 or GLM 5.2?

GLM 5.2, at $2.33 per 1M output tokens versus $25.00. On a 1M input + 300K output workload that is $1.44 against $12.50.

Can I self-host Claude Opus 5 or GLM 5.2?

Claude Opus 5: closed weights, API only. GLM 5.2: open weights (zai-org/GLM-5.2).

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