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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. Gemini 3.8 FlashGoogleRemove
  2. Kimi K3.1 ProMoonShot AIRemove
  3. Perceptron Mk1.5PerceptronRemove
  4. GLM 5.3 FlashZ.AIRemove

4 is the maximum. Remove one to add another.

gemini-3.8-flash vs kimi-k3.1-pro vs perceptron-mk1.5 vs glm-5.3-flash
AttributeGemini 3.8 Flashgemini-3.8-flashKimi K3.1 Prokimi-k3.1-proPerceptron Mk1.5perceptron-mk1.5GLM 5.3 Flashglm-5.3-flash
Pricing
Input$0.75 / 1M$2.00 / 1M$0.15 / 1M$0.075 / 1M
Output$3.75 / 1M$10.00 / 1M$1.50 / 1M$0.25 / 1M
Cache Write (5m)$0.75 / 1M$2.00 / 1M$0.15 / 1M$0.075 / 1M
Cache Write (1h)$0.75 / 1M$2.00 / 1M$0.15 / 1M$0.075 / 1M
Cache Read$0.75 / 1M$2.00 / 1M$0.15 / 1M$0.075 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context1M1M36.9K1M
Max outputN/AN/AN/AN/A
Capabilities
VisionYesYesNoYes
Function CallingYesYesNoYes
JSON ModeYesYesNoYes
StreamingYesYesYesYes
Catalogue
ProviderGoogleMoonShot AIPerceptronZ.AI
Categorychatchatchatchat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released——2026-09-25—
Description
SummaryGemini 3.8 Flash is Google's most intelligent Flash-class model, delivering significant improvements over Gemini 3.7 Flash across software engineering, agentic workflows, and complex multi-step reasoning. Designed to combine strong capability with Flash-tier efficiency, it is well suited for coding assistants, autonomous agents, and high-throughput production workflows that require responsive performance without sacrificing reasoning quality.Kimi K3.1 Pro is Moonshot AI's flagship open-weight multimodal reasoning model, building on Kimi K3 with enhanced post-training for advanced reasoning and autonomous task execution. It features a 1M-token context window and native image and video understanding, enabling complex, long-context multimodal workflows. Optimized for long-horizon coding, 3D creation, financial research, and end-to-end agentic knowledge work, Kimi K3.1 Pro is well suited for autonomous software engineering, multimodal analysis, and complex professional workflows that require sustained reasoning and reliable execution.Perceptron Mk1.5 chat model that accepts audio input. Audio and text input are billed per token.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.