Xiaomi: MiMo-V2.5-Pro vs XingChen: Xing4.0 29B A4B (free): Live Promos, Pricing, Hidden Fees & Latency
Xiaomi: MiMo-V2.5-Pro (xiaomi/mimo-v2.5-pro) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Xiaomi: MiMo-V2.5-Pro: Activate ephemeral prefix caching to slash input costs by 50% (down to 0.1522/1M) or route via asynchronous Batch API for 50% off standard token rates.
XingChen: Xing4.0 29B A4B (free) (xingchen-agi/xing4.0-29b-a4b:free) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for XingChen: Xing4.0 29B A4B (free): Activate ephemeral prefix caching to slash input costs by 50% (down to 0/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Xiaomi: MiMo-V2.5-Pro (API ID: xiaomi/mimo-v2.5-pro) vs XingChen: Xing4.0 29B A4B (free) (API ID: xingchen-agi/xing4.0-29b-a4b:free), XingChen: Xing4.0 29B A4B (free) offers lower standard input pricing at $0/1M tokens ($0/1M output), while XingChen: Xing4.0 29B A4B (free) leads in cached prefix economics at $0/1M tokens (50% discount). Xiaomi: MiMo-V2.5-Pro 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 | Xiaomi: MiMo-V2.5-Pro | XingChen: Xing4.0 29B A4B (free) | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | xiaomi/mimo-v2.5-pro | xingchen-agi/xing4.0-29b-a4b:free | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.3045 / $0.609 | $0 / $0 | XingChen: Xing4.0 29B A4B (free) |
| Cache Read Price (per 1M) | $0.1522/1M (50% Off) | $0/1M (50% Off) | XingChen: Xing4.0 29B A4B (free) |
| Context Window / Max Output | 1025K In / 923K Out | 256K In / 230K Out | Xiaomi: MiMo-V2.5-Pro |
| P90 First-Token / Edge Latency | 280ms | 280ms | Xiaomi: MiMo-V2.5-Pro (-0ms) |
MiMo-V2.5-Pro is Xiaomi’s flagship model, delivering strong performance in general agentic capabilities, complex software engineering, and long-horizon tasks, with top rankings on
Xing4.0-29B-A4B is an open-weight mixture-of-experts language model from China Telecom's AI team (TeleAI) and the successor to the TeleChat series. It has 29B total parameters with
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 Xiaomi: MiMo-V2.5-Pro to XingChen: Xing4.0 29B A4B (free)
Xing4.0-29B-A4B is an open-weight mixture-of-experts language model from China Telecom's AI team (TeleAI) and the successor to the TeleChat series. It has 29B total parameters with Verified P90 latency of 280ms.