Free Models Router vs AionLabs: Aion 3.5 Mini: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Free Models Router (openrouter/free) vs AionLabs: Aion 3.5 Mini (aion-labs/aion-3.5-mini). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Free Models Router (openrouter/free) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for Free Models Router: 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.
AionLabs: Aion 3.5 Mini (aion-labs/aion-3.5-mini) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for AionLabs: Aion 3.5 Mini: Activate ephemeral prefix caching to slash input costs by 50% (down to $0.35/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Free Models Router (API ID: openrouter/free) vs AionLabs: Aion 3.5 Mini (API ID: aion-labs/aion-3.5-mini), Free Models Router offers lower standard input pricing at $0/1M tokens ($0/1M output), while Free Models Router leads in cached prefix economics at $0/1M tokens (50% discount). Free Models Router 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 | Free Models Router | AionLabs: Aion 3.5 Mini | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | openrouter/free | aion-labs/aion-3.5-mini | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0 / $0 | $0.7 / $1.4 | Free Models Router |
| Cache Read Price (per 1M) | $0/1M (50% Off) | $0.35/1M (50% Off) | Free Models Router |
| Context Window / Max Output | 195K In / 64K Out | 256K In / 32K Out | Free Models Router |
| P90 First-Token / Edge Latency | 280ms | 280ms | Free Models Router (-0ms) |
The simplest way to get free inference. openrouter/free is a router that selects free models at random from the models available on OpenRouter. The router smartly filters for model
Aion 3.5 Mini is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It is the smaller, lower-cost sibling of Aion 3.5 and uses...
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 Free Models Router to AionLabs: Aion 3.5 Mini
Aion 3.5 Mini is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It is the smaller, lower-cost sibling of Aion 3.5 and uses... Verified P90 latency of 280ms.