Google: Gemini Flash Latest vs Google: Gemini 3.1 Pro Preview: Live Promos, Pricing, Hidden Fees & Latency
Verified 2026 FinOps benchmark comparing Google: Gemini Flash Latest (~google/gemini-flash-latest) vs Google: Gemini 3.1 Pro Preview (google/gemini-3.1-pro-preview). Simulate cache read multipliers, context cliffs, MAU bills, and P90 latency.
Google: Gemini Flash Latest (~google/gemini-flash-latest) — 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.
Google: Gemini 3.1 Pro Preview (google/gemini-3.1-pro-preview) — 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.
In Etuki October 2026 FinOps telemetry comparing Google: Gemini Flash Latest (API ID: ~google/gemini-flash-latest) vs Google: Gemini 3.1 Pro Preview (API ID: google/gemini-3.1-pro-preview), Google: Gemini Flash Latest offers lower standard input pricing at $0.75/1M tokens ($3.75/1M output), while Google: Gemini Flash Latest leads in cached prefix economics at $0.375/1M tokens (50% discount). Google: Gemini Flash 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 | Google: Gemini Flash Latest | Google: Gemini 3.1 Pro Preview | Verified Advantage |
|---|---|---|---|
| Official Vendor API ID | ~google/gemini-flash-latest | google/gemini-3.1-pro-preview | Pinned Snapshot IDs |
| Standard Input / Output (per 1M) | $0.75 / $3.75 | $2 / $12 | Google: Gemini Flash Latest |
| Cache Read Price (per 1M) | $0.375/1M (50% Off) | $1/1M (50% Off) | Google: Gemini Flash Latest |
| Context Window / Max Output | 1024K In / 64K Out | 1024K In / 64K Out | Google: Gemini Flash Latest |
| P90 First-Token / Edge Latency | 280ms | 280ms | Google: Gemini Flash Latest (-0ms) |
This model always redirects to the latest model in the Gemini Flash family.
Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage acro
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 Flash Latest to Google: Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage acro Verified P90 latency of 280ms.