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GPT-6.1 Sol vs GLM-4.5

GLM-4.5 is cheaper on output tokens, while GPT-6.1 Sol offers a larger context window. Choose GPT-6.1 Sol or GLM-4.5 based on the trade-off between cost, context, and the benchmarks that matter for your use case.

SpecGPT-6.1 SolGLM-4.5
Provider302.AI302.AI
Input / 1M tokens$2.00$0.29
Output / 1M tokens$10.00$1.14
Context window1.1M131K
Parameters—355B
Open weightsNoYes
ReleasedSep 2026Jul 2025

FAQ

Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.