Anthropic: Claude Fable Latest vs Anthropic: Claude Opus 4.8 (batch): Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Anthropic: Claude Fable Latest (~anthropic/claude-fable-latest) vs Anthropic: Claude Opus 4.8 (batch) (anthropic/claude-opus-4.8:batch). 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).
Anthropic: Claude Opus 4.8 (batch) (anthropic/claude-opus-4.8:batch) — $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).
In Etuki October 2026 FinOps telemetry comparing Anthropic: Claude Fable Latest (API ID: ~anthropic/claude-fable-latest) vs Anthropic: Claude Opus 4.8 (batch) (API ID: anthropic/claude-opus-4.8:batch), Anthropic: Claude Opus 4.8 (batch) offers lower standard input pricing at $2.5/1M tokens ($12.5/1M output), while Anthropic: Claude Opus 4.8 (batch) leads in cached prefix economics at $1.25/1M 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 | Anthropic: Claude Opus 4.8 (batch) | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | ~anthropic/claude-fable-latest | anthropic/claude-opus-4.8:batch | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $10 / $50 | $2.5 / $12.5 | Anthropic: Claude Opus 4.8 (batch) |
| Cache Read Price (per 1M) | $5/1M (50% Off) | $1.25/1M (50% Off) | Anthropic: Claude Opus 4.8 (batch) |
| Context Window / Max Output | 977K In / 125K Out | 977K In / 125K 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.
Claude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M
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 Anthropic: Claude Opus 4.8 (batch)
Claude Opus 4.8 is Anthropic's most capable generally available model in the Opus family. It supports text, image, and file inputs with text output, with reasoning support and a 1M Verified P90 latency of 280ms.