Build advanced reasoning agents with GLM-5.3, a specialized AI model optimized for complex logic and chain-of-thought tasks. This model delivers cost-effective pricing at $1.16/1M input and $3.48/1M output tokens, native tool calling support, open weights architecture. Access GLM-5.3 via the Melious API with up to 131K output tokens.
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GLM-5.3 by Melious costs $1.16 per 1M input tokens and $3.48 per 1M output tokens. Cached reads cost $0.23 per 1M tokens.