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

  1. o4 Mini Deep ResearchOpenAIRemove
  2. GLM 5.3 FlashZ.AIRemove
o4-mini-deep-research vs glm-5.3-flash
Attributeo4 Mini Deep Researcho4-mini-deep-researchGLM 5.3 Flashglm-5.3-flash
Pricing
Input$2.00 / 1M$0.075 / 1M
Output$8.00 / 1M$0.25 / 1M
Cache Write (5m)$2.00 / 1M$0.075 / 1M
Cache Write (1h)$2.00 / 1M$0.075 / 1M
Cache Read$2.00 / 1M$0.075 / 1M
Web Search$0 / 1M$0 / 1M
Context
Max context200K1M
Max outputN/AN/A
Capabilities
VisionYesYes
Function CallingYesYes
JSON ModeYesYes
StreamingYesYes
Catalogue
ProviderOpenAIZ.AI
Categorychatchat
Charge typePay As You GoPay As You Go
Released
Description
Summaryo4-mini-deep-research is a faster, lower-cost version of OpenAI's deep-research model, designed for complex, multi-step investigations. It automatically relies on web_search for information gathering, which always adds extra usage cost.GLM-5.3-Flash is Z.AI's efficient native multimodal model, designed for coding and long-horizon agentic workflows. It combines strong multimodal capabilities with an architecture optimized for responsive, cost-efficient task execution. Built on a hybrid sparse and linear attention architecture, GLM-5.3-Flash maintains accurate long-context behavior while reducing computational overhead, making it well suited for coding agents, extended multi-step tasks, and scalable production workloads.