Google: Gemini 3.8 Flash (batch) vs DeepSeek: DeepSeek V3.1 Terminus: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Google: Gemini 3.8 Flash (batch) (google/gemini-3.8-flash:batch) vs DeepSeek: DeepSeek V3.1 Terminus (deepseek/deepseek-v3.1-terminus). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Google: Gemini 3.8 Flash (batch) (google/gemini-3.8-flash:batch) — Google AI Startup Credits ($350K) & 50% Cache Promo
Google DeepMind is currently subsidizing Gemini 4 Argon at 50% off standard rates ($2.00/1M input & $10.00/1M output instead of $4/$20) until November 30, 2026, alongside 95% off Context Caching ($0.10/1M) and up to $350,000 in Google for Startups Cloud/Vertex AI credits.
DeepSeek: DeepSeek V3.1 Terminus (deepseek/deepseek-v3.1-terminus) — Automatic Disk KV Cache ($0.135/1M) & 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.
In Etuki October 2026 FinOps telemetry comparing Google: Gemini 3.8 Flash (batch) (API ID: google/gemini-3.8-flash:batch) vs DeepSeek: DeepSeek V3.1 Terminus (API ID: deepseek/deepseek-v3.1-terminus), DeepSeek: DeepSeek V3.1 Terminus offers lower standard input pricing at $0.27/1M tokens ($1/1M output), while DeepSeek: DeepSeek V3.1 Terminus leads in cached prefix economics at $0.135/1M tokens (50% discount). Google: Gemini 3.8 Flash (batch) 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 | Google: Gemini 3.8 Flash (batch) | DeepSeek: DeepSeek V3.1 Terminus | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | google/gemini-3.8-flash:batch | deepseek/deepseek-v3.1-terminus | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.375 / $1.875 | $0.27 / $1 | DeepSeek: DeepSeek V3.1 Terminus |
| Cache Read Price (per 1M) | $0.1875/1M (50% Off) | $0.135/1M (50% Off) | DeepSeek: DeepSeek V3.1 Terminus |
| Context Window / Max Output | 1024K In / 64K Out | 160K In / 144K Out | DeepSeek: DeepSeek V3.1 Terminus |
| P90 First-Token / Edge Latency | 280ms | 280ms | Google: Gemini 3.8 Flash (batch) (-0ms) |
Gemini 3.8 Flash is Google's most intelligent Flash model with significant gains from 3.7 Flash across software engineering, agentic tasks, and multi-step reasoning.
DeepSeek-V3.1 Terminus is an update to [DeepSeek V3.1](/deepseek/deepseek-chat-v3.1) that maintains the model's original capabilities while addressing issues reported by users, inc
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 Google: Gemini 3.8 Flash (batch) to DeepSeek: DeepSeek V3.1 Terminus
DeepSeek-V3.1 Terminus is an update to [DeepSeek V3.1](/deepseek/deepseek-chat-v3.1) that maintains the model's original capabilities while addressing issues reported by users, inc Verified P90 latency of 280ms.