Z.ai: GLM 5 Turbo vs Anthropic: Claude Fable 5: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Z.ai: GLM 5 Turbo (z-ai/glm-5-turbo) vs Anthropic: Claude Fable 5 (anthropic/claude-fable-5). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Z.ai: GLM 5 Turbo (z-ai/glm-5-turbo) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Z.ai: GLM 5 Turbo: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.6/1M) or route via asynchronous Batch API for 50% off standard token rates.
Anthropic: Claude Fable 5 (anthropic/claude-fable-5) — $25,000 Startup Credits & 50% Cache Promo
Anthropic's Q4 2026 developer promotion combines $25,000 in Claude API credits for early-stage builders with a permanent 20% base price reduction on Opus 5.5 ($4/$20), 0.05x ($0.20/1M) prompt cache reads, and 50% off Batch API processing ($2/$10 with 300K max output).
In Etuki October 2026 FinOps telemetry comparing Z.ai: GLM 5 Turbo (API ID: z-ai/glm-5-turbo) vs Anthropic: Claude Fable 5 (API ID: anthropic/claude-fable-5), Z.ai: GLM 5 Turbo offers lower standard input pricing at $1.2/1M tokens ($4/1M output), while Z.ai: GLM 5 Turbo leads in cached prefix economics at $0.6/1M tokens (50% discount). Z.ai: GLM 5 Turbo 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 | Z.ai: GLM 5 Turbo | Anthropic: Claude Fable 5 | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | z-ai/glm-5-turbo | anthropic/claude-fable-5 | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $1.2 / $4 | $10 / $50 | Z.ai: GLM 5 Turbo |
| Cache Read Price (per 1M) | $0.6/1M (50% Off) | $5/1M (50% Off) | Z.ai: GLM 5 Turbo |
| Context Window / Max Output | 198K In / 128K Out | 977K In / 125K Out | Z.ai: GLM 5 Turbo |
| P90 First-Token / Edge Latency | 280ms | 280ms | Z.ai: GLM 5 Turbo (-0ms) |
GLM-5 Turbo is a new model from Z.ai designed for fast inference and strong performance in agent-driven environments such as OpenClaw scenarios. It is deeply optimized for real-wor
Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning sup
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 Z.ai: GLM 5 Turbo to Anthropic: Claude Fable 5
Claude Fable 5 is a Mythos-class model from Anthropic, built for autonomous knowledge work and coding. It supports text, image, and file inputs with text output, with reasoning sup Verified P90 latency of 280ms.