Qwen: Qwen-Plus vs SpaceXAI: Grok 4.5: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Qwen: Qwen-Plus (qwen/qwen-plus) vs SpaceXAI: Grok 4.5 (x-ai/grok-4.5). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Qwen: Qwen-Plus (qwen/qwen-plus) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Qwen: Qwen-Plus: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.13/1M) or route via asynchronous Batch API for 50% off standard token rates.
SpaceXAI: Grok 4.5 (x-ai/grok-4.5) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for SpaceXAI: Grok 4.5: Activate ephemeral prefix caching to slash input costs by 50% (down to $1/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Qwen: Qwen-Plus (API ID: qwen/qwen-plus) vs SpaceXAI: Grok 4.5 (API ID: x-ai/grok-4.5), Qwen: Qwen-Plus offers lower standard input pricing at $0.26/1M tokens ($0.78/1M output), while Qwen: Qwen-Plus leads in cached prefix economics at $0.13/1M tokens (50% discount). Qwen: Qwen-Plus 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: Qwen-Plus | SpaceXAI: Grok 4.5 | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | qwen/qwen-plus | x-ai/grok-4.5 | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.26 / $0.78 | $2 / $6 | Qwen: Qwen-Plus |
| Cache Read Price (per 1M) | $0.13/1M (50% Off) | $1/1M (50% Off) | Qwen: Qwen-Plus |
| Context Window / Max Output | 977K In / 32K Out | 488K In / 439K Out | SpaceXAI: Grok 4.5 |
| P90 First-Token / Edge Latency | 280ms | 280ms | Qwen: Qwen-Plus (-0ms) |
Qwen-Plus, based on the Qwen2.5 foundation model, is a 131K context model with a balanced performance, speed, and cost combination.
Grok 4.5 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM.
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: Qwen-Plus to SpaceXAI: Grok 4.5
Grok 4.5 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM. Verified P90 latency of 280ms.