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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. GLM 5.3 FlashZ.AIRemove
  2. mai-ds-r1:freeNot in the catalogueRemove
  3. Perceptron Mk1.5PerceptronRemove
  4. Muse Spark OpenMetaRemove

4 is the maximum. Remove one to add another.

glm-5.3-flash vs mai-ds-r1:free vs perceptron-mk1.5 vs muse-spark-open
AttributeGLM 5.3 Flashglm-5.3-flashmai-ds-r1:freeNot in the cataloguePerceptron Mk1.5perceptron-mk1.5Muse Spark Openmuse-spark-open
Pricing
Input$0.075 / 1M—$0.15 / 1M$1.25 / 1M
Output$0.25 / 1M—$1.50 / 1M$4.25 / 1M
Cache Write (5m)$0.075 / 1M—$0.15 / 1M$1.25 / 1M
Cache Write (1h)$0.075 / 1M—$0.15 / 1M$1.25 / 1M
Cache Read$0.075 / 1M—$0.15 / 1M$1.25 / 1M
Web Search$0 / 1M—$0 / 1M$0 / 1M
Context
Max context1M—36.9K1M
Max outputN/A—N/AN/A
Capabilities
VisionYes—NoYes
Function CallingYes—NoYes
JSON ModeYes—NoYes
StreamingYes—YesYes
Catalogue
ProviderZ.AI—PerceptronMeta
Categorychat—chatchat
Charge typePay As You Go—Pay As You GoPay As You Go
Released——2026-09-25—
Description
SummaryGLM-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.—Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.Muse Spark Open is an open-weight, coding-optimized model designed for agentic software engineering workflows. It delivers strong first-attempt accuracy, reliable tool calling, and deep codebase understanding, enabling effective development across real-world repositories. Optimized for autonomous coding agents, complex code navigation, and tool-driven development, Muse Spark Open is well suited for software engineering automation, debugging, code generation, and multi-step coding workflows where accuracy and reliable execution are essential.