Anthropic: Claude Fable Latest vs AionLabs: Aion 3.5: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Anthropic: Claude Fable Latest (~anthropic/claude-fable-latest) vs AionLabs: Aion 3.5 (aion-labs/aion-3.5). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Anthropic: Claude Fable Latest (~anthropic/claude-fable-latest) — $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).
AionLabs: Aion 3.5 (aion-labs/aion-3.5) 2026 Q4 Developer Promotion & Volume Credits
Official 2026 Q4 promotion for AionLabs: Aion 3.5: Activate ephemeral prefix caching to slash input costs by 50% (down to $1.5/1M) or route via asynchronous Batch API for 50% off standard token rates.
In Etuki October 2026 FinOps telemetry comparing Anthropic: Claude Fable Latest (API ID: ~anthropic/claude-fable-latest) vs AionLabs: Aion 3.5 (API ID: aion-labs/aion-3.5), AionLabs: Aion 3.5 offers lower standard input pricing at $3/1M tokens ($6/1M output), while AionLabs: Aion 3.5 leads in cached prefix economics at $1.5/1M tokens (50% discount). Anthropic: Claude Fable Latest 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 | Anthropic: Claude Fable Latest | AionLabs: Aion 3.5 | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | ~anthropic/claude-fable-latest | aion-labs/aion-3.5 | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $10 / $50 | $3 / $6 | AionLabs: Aion 3.5 |
| Cache Read Price (per 1M) | $5/1M (50% Off) | $1.5/1M (50% Off) | AionLabs: Aion 3.5 |
| Context Window / Max Output | 977K In / 125K Out | 256K In / 32K Out | Anthropic: Claude Fable Latest |
| P90 First-Token / Edge Latency | 280ms | 280ms | Anthropic: Claude Fable Latest (-0ms) |
This model always redirects to the latest model in the Claude Fable family.
Aion 3.5 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It uses a collaborative generation process in which multiple special
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 Anthropic: Claude Fable Latest to AionLabs: Aion 3.5
Aion 3.5 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It uses a collaborative generation process in which multiple special Verified P90 latency of 280ms.