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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. Claude Fable 5.1AnthropicRemove
  3. Gemini 3.7 FlashGoogleRemove
  4. Veo 3.1 4K (Fast)GoogleRemove

4 is the maximum. Remove one to add another.

hy4-preview vs claude-fable-5.1 vs gemini-3.7-flash vs veo3.1-fast-4k
AttributeHy4 previewhy4-previewClaude Fable 5.1claude-fable-5.1Gemini 3.7 Flashgemini-3.7-flashVeo 3.1 4K (Fast)veo3.1-fast-4k
Pricing
Input$0.834 / 1M$10.00 / 1M$0.375 / 1M
Output$2.50 / 1M$50.00 / 1M$1.88 / 1M
Cache Write (5m)$0.834 / 1M$12.50 / 1M$0.375 / 1MNot applicable
Cache Write (1h)$0.834 / 1M$20.00 / 1M$0.375 / 1MNot applicable
Cache Read$0.834 / 1M$1.00 / 1M$0.375 / 1MNot applicable
Web Search$0 / 1M$0 / 1M$0 / 1M
Request$0.3225 / request
BillingPay Per Request
Context
Max context1M1M1MN/A
Max outputN/AN/AN/AN/A
Capabilities
VisionYesYesYesNo
Function CallingYesYesYesNo
JSON ModeYesYesYesNo
StreamingYesYesYesYes
Catalogue
ProviderTencentAnthropicGoogleGoogle
Categorychatchatchatvideo
Charge typePay As You GoPay As You GoPay As You GoPay Per Request
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.Claude Fable 5.1 is an upgraded version of Fable 5, delivering broad improvements with particularly strong gains in agentic coding, long-running workflows, and professional knowledge work. It excels at large code refactors, front-end and visual code generation, financial analysis, and complex analytical tasks. Compared with Fable 5, it also produces more concise plans and summaries while maintaining strong performance across extended tasks, making it a natural upgrade for existing Fable workflows and a strong option alongside Opus 5 for reasoning-intensive applications.Gemini 3.7 Flash is Google's fast multimodal model designed for agentic workflows, coding, and complex multi-step reasoning. It combines responsive inference with reliable problem-solving capabilities, making it well suited for interactive and production-scale applications. Optimized for speed and dependable multi-step execution, Gemini 3.7 Flash is a strong choice for coding assistants, autonomous agents, and high-throughput workflows that require both low latency and capable reasoning.Veo 3.1 is a state-of-the-art generative AI video model developed by Google DeepMind (part of the broader Gemini/Flow ecosystem). It builds on the earlier Veo models to make AI-generated video creation more realistic, expressive, and controllable.