Compare

Z.ai logoGLM 5.3 FlashZ.ai
Best input$0.075 /MTok
Best output$0.25 /MTok
Batch in / out
Cache read$0.015
Measured TTFT
Measured TPS
Context1.31M
Max output131K
Modalities inimage, text, video
Tool calling
Structured output
Reasoning
Vision
Audio input
Prompt caching
Providers10
Cheapest providerZ.AI
LicenseOpen weights
ReleasedAug 26, 2026
Cost at your workload
● = best of the compared models · TTFT/TPS: fastest measured endpoint per model (P50, trailing 72h, chat10k) · ° = via OpenRouter routing · ✕ = probed, no measurable stream · prices are standard tier