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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. GLM 5.3 FlashZ.AIRemove
  2. Claude Fable 5.1AnthropicRemove
  3. GPT-6 AstraOpenAIRemove
  4. Codestral 2508Mistral AIRemove

4 is the maximum. Remove one to add another.

glm-5.3-flash vs claude-fable-5.1 vs gpt-6-astra vs codestral-2508
AttributeGLM 5.3 Flashglm-5.3-flashClaude Fable 5.1claude-fable-5.1GPT-6 Astragpt-6-astraCodestral 2508codestral-2508
Pricing
Input$0.075 / 1M$10.00 / 1M$10.00 / 1M$0.45 / 1M
Output$0.25 / 1M$50.00 / 1M$50.00 / 1M$1.35 / 1M
Cache Write (5m)$0.075 / 1M$12.50 / 1M$10.00 / 1M$0.45 / 1M
Cache Write (1h)$0.075 / 1M$20.00 / 1M$10.00 / 1M$0.45 / 1M
Cache Read$0.075 / 1M$1.00 / 1M$10.00 / 1M$0.45 / 1M
Web Search$0 / 1M$0 / 1M$0 / 1M$0 / 1M
Context
Max context1M1M1M256K
Max outputN/AN/AN/AN/A
Capabilities
VisionYesYesYesNo
Function CallingYesYesYesYes
JSON ModeYesYesYesYes
StreamingYesYesYesYes
Catalogue
ProviderZ.AIAnthropicOpenAIMistral AI
Categorychatchatchatchat
Charge typePay As You GoPay As You GoPay As You GoPay As You Go
Released
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.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.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.Codestral is Mistral's cutting-edge language model for coding, released in late July 2025. It is purpose-built for low-latency, high-frequency developer workflows, excelling at tasks such as fill-in-the-middle (FIM) code completion, code correction, and test generation. Optimized for responsiveness and precision, Codestral is well suited for real-time coding assistance, IDE integration, and automated development pipelines where speed and accuracy are critical.