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Compare models

Put up to 4 models beside each other — token prices, context windows, capabilities and provider, from the same catalogue the model pages read.

  1. Hy4 previewTencentRemove
  2. GPT-6 AstraOpenAIRemove
  3. Moonlight 16B A3B InstructMoonshot AIRemove
  4. GLM 5.3Z.AIRemove

4 is the maximum. Remove one to add another.

hy4-preview vs gpt-6-astra vs moonlight-16b-a3b-instruct vs glm-5.3
AttributeHy4 previewhy4-previewGPT-6 Astragpt-6-astraMoonlight 16B A3B Instructmoonlight-16b-a3b-instructGLM 5.3glm-5.3
Pricing
Input$0.834 / 1M$10.00 / 1M$0 / 1M$1.40 / 1M
Output$2.50 / 1M$50.00 / 1M$0 / 1M$4.40 / 1M
Cache Write (5m)$0.834 / 1M$10.00 / 1M$0.00 / 1M$1.40 / 1M
Cache Write (1h)$0.834 / 1M$10.00 / 1M$0.00 / 1M$1.40 / 1M
Cache Read$0.834 / 1M$10.00 / 1M$0.00 / 1M$1.40 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context1M1M8.2K1M
Max outputN/AN/AN/AN/A
Capabilities
VisionYesYesNoNo
Function CallingYesYesNoYes
JSON ModeYesYesNoYes
StreamingYesYesNoYes
Catalogue
ProviderTencentOpenAIMoonshot AIZ.AI
Categorychatchatchatchat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released
Description
SummaryTencent Hy4 Preview is a Mixture-of-Experts (MoE) model from Tencent, featuring 770B total parameters with 49B activated per token. It is designed for coding agents, complex tool-driven workflows, and professional productivity tasks that require strong planning and reliable execution. Optimized for context continuity and sustained multi-step work, Hy4 Preview is well suited for long-horizon coding, agentic automation, tool orchestration, and complex real-world workflows.GPT-6 Astra is OpenAI's flagship model for demanding end-to-end professional work, designed for advanced analysis, software engineering, deep research, scientific tasks, and document creation. It is particularly strong in long-horizon agentic workflows, including tasks that require sustained reasoning, tool orchestration, and computer and browser use, making it well suited for complex autonomous workflows and production-grade knowledge work.GLM-5.3 is Z.ai's large-scale reasoning model designed for complex software engineering and long-horizon agentic workflows. It supports text input and output with a 1M-token context window, enabling sustained reasoning across large codebases and extended multi-step tasks. Building on GLM-5.2, it delivers stronger coding performance while improving the balance between capability and token efficiency, making it well suited for autonomous coding agents, large-scale engineering workflows, and complex task execution.