Pareto 26.9 vs SpaceXAI: Grok Build 0.1: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Pareto 26.9 (unbiased/pareto-26.9) vs SpaceXAI: Grok Build 0.1 (x-ai/grok-build-0.1). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Pareto 26.9 (unbiased/pareto-26.9) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Pareto 26.9: Activate ephemeral prefix caching to slash input costs by 50% (down to $1.25/1M) or route via asynchronous Batch API for 50% off standard token rates.
SpaceXAI: Grok Build 0.1 (x-ai/grok-build-0.1) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for SpaceXAI: Grok Build 0.1: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.5/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Pareto 26.9 (API ID: unbiased/pareto-26.9) vs SpaceXAI: Grok Build 0.1 (API ID: x-ai/grok-build-0.1), SpaceXAI: Grok Build 0.1 offers lower standard input pricing at $1/1M tokens ($2/1M output), while SpaceXAI: Grok Build 0.1 leads in cached prefix economics at $0.5/1M tokens (50% discount). Pareto 26.9 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 | Pareto 26.9 | SpaceXAI: Grok Build 0.1 | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | unbiased/pareto-26.9 | x-ai/grok-build-0.1 | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $2.5 / $7.5 | $1 / $2 | SpaceXAI: Grok Build 0.1 |
| Cache Read Price (per 1M) | $1.25/1M (50% Off) | $0.5/1M (50% Off) | SpaceXAI: Grok Build 0.1 |
| Context Window / Max Output | 256K In / 128K Out | 250K In / 225K Out | SpaceXAI: Grok Build 0.1 |
| P90 First-Token / Edge Latency | 280ms | 280ms | Pareto 26.9 (-0ms) |
Pareto is a multimodal composite model built for research, coding, and agentic workflows, while delivering frontier-level performance across a broad range of general-purpose tasks.
Grok Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized
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 Pareto 26.9 to SpaceXAI: Grok Build 0.1
Grok Build 0.1 is SpaceXAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized Verified P90 latency of 280ms.