DeepSeek: DeepSeek V4 Flash 0731 vs Anthropic: Claude Opus 4.8: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing DeepSeek: DeepSeek V4 Flash 0731 (deepseek/deepseek-v4-flash-0731) vs Anthropic: Claude Opus 4.8 (anthropic/claude-opus-4.8). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
DeepSeek: DeepSeek V4 Flash 0731 (deepseek/deepseek-v4-flash-0731) — Automatic Disk KV Cache ($0.008/1M) & Off-Peak Promo
DeepSeek-V4 Pro (1.6T MoE) automatically caches repeated 64-token prompt prefixes on NVMe storage at $0.07/1M input tokens (50% off $0.14 base) with zero code changes required, plus off-peak UTC scheduling discounts.
Anthropic: Claude Opus 4.8 (anthropic/claude-opus-4.8) — $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 DeepSeek: DeepSeek V4 Flash 0731 (API ID: deepseek/deepseek-v4-flash-0731) vs Anthropic: Claude Opus 4.8 (API ID: anthropic/claude-opus-4.8), DeepSeek: DeepSeek V4 Flash 0731 offers lower standard input pricing at $0.016/1M tokens ($0.64/1M output), while DeepSeek: DeepSeek V4 Flash 0731 leads in cached prefix economics at $0.008/1M tokens (50% discount). DeepSeek: DeepSeek V4 Flash 0731 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 | DeepSeek: DeepSeek V4 Flash 0731 | Anthropic: Claude Opus 4.8 | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | deepseek/deepseek-v4-flash-0731 | anthropic/claude-opus-4.8 | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.016 / $0.64 | $5 / $25 | DeepSeek: DeepSeek V4 Flash 0731 |
| Cache Read Price (per 1M) | $0.008/1M (50% Off) | $2.5/1M (50% Off) | DeepSeek: DeepSeek V4 Flash 0731 |
| Context Window / Max Output | 1024K In / 922K Out | 977K In / 125K Out | DeepSeek: DeepSeek V4 Flash 0731 |
| P90 First-Token / Edge Latency | 280ms | 280ms | DeepSeek: DeepSeek V4 Flash 0731 (-0ms) |
DeepSeek V4 Flash 0731 is a sparse mixture-of-experts model from DeepSeek, with 13B active parameters out of 284B total. This re-post-trained revision is suited for coding, reasoni
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 DeepSeek: DeepSeek V4 Flash 0731 to Anthropic: Claude Opus 4.8
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.