Qwen: Qwen3.8 Flash vs Z.ai: GLM Latest: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Qwen: Qwen3.8 Flash (qwen/qwen3.8-flash) vs Z.ai: GLM Latest (~z-ai/glm-latest). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Qwen: Qwen3.8 Flash (qwen/qwen3.8-flash) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Qwen: Qwen3.8 Flash: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.075/1M) or route via asynchronous Batch API for 50% off standard token rates.
Z.ai: GLM Latest (~z-ai/glm-latest) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Z.ai: GLM Latest: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.0315/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Qwen: Qwen3.8 Flash (API ID: qwen/qwen3.8-flash) vs Z.ai: GLM Latest (API ID: ~z-ai/glm-latest), Z.ai: GLM Latest offers lower standard input pricing at $0.063/1M tokens ($4.4/1M output), while Z.ai: GLM Latest leads in cached prefix economics at $0.0315/1M tokens (50% discount). Qwen: Qwen3.8 Flash achieves a 0ms faster P90 time-to-first-token latency (280ms vs 280ms).
Auto-discovered via live global telemetry registry.
Auto-discovered via live global telemetry registry.
| Specification / FinOps Dimension | Qwen: Qwen3.8 Flash | Z.ai: GLM Latest | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | qwen/qwen3.8-flash | ~z-ai/glm-latest | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.15 / $0.47 | $0.063 / $4.4 | Z.ai: GLM Latest |
| Cache Read Price (per 1M) | $0.075/1M (50% Off) | $0.0315/1M (50% Off) | Z.ai: GLM Latest |
| Context Window / Max Output | 977K In / 128K Out | 1024K In / 128K Out | Qwen: Qwen3.8 Flash |
| P90 First-Token / Edge Latency | 280ms | 280ms | Qwen: Qwen3.8 Flash (-0ms) |
Qwen3.8 Flash is a multimodal reasoning model from Alibaba. It is suited for coding assistance, agentic workflows, visual understanding, document and codebase analysis, desktop int
This model always redirects to the latest GLM model from Z.ai.
Real-Time Stack Cost & Hidden-Fee Simulator (MAU / Token / Egress / GMV)
Calibrated with Reddit r/FinOps & r/devops telemetry: Includes Context Caching, Bandwidth Egress, and MoR Tax
🛰️Switch from Qwen: Qwen3.8 Flash to Z.ai: GLM Latest
This model always redirects to the latest GLM model from Z.ai. Verified P90 latency of 280ms.