Gemini 3.1 Flash Lite vs Llama 4 Scout

Google · US  |  Meta · US · Updated June 2026

Quick verdict

Pick Gemini 3.1 Flash Lite for ultra-low-latency, high-volume production workloads or most cost-efficient gemini 3 model — half the price of gemini 3 flash ($0.25/$1.50 vs $0.50/$3.00 per 1m tokens). Pick Llama 4 Scout for largest advertised context (10m) or open weights, single-gpu friendly. Choose Llama 4 Scout if you need self-hosting or data privacy; Gemini 3.1 Flash Lite if you want a managed API.

Gemini 3.1 Flash Lite (Google) and Llama 4 Scout (Meta) are two of the models people most often weigh against each other in 2026. Gemini 3.1 Flash Lite is google's fastest and most cost-efficient Gemini 3 series model, built for ultra-low-latency, high-volume production workloads at half the price of Gemini 3 Flash. Llama 4 Scout is the 10M-token open-weight giant — enormous on paper, but usable recall is far smaller. They diverge most on price, context window and open vs. closed weights — each quantified below from the models' real specs.

Key differences at a glance

Side-by-side specs

SpecGemini 3.1 Flash LiteLlama 4 Scout
ProviderGoogle (US) Meta (US)
ReleasedMarch 3, 2026 April 2025
Context window1M (~1,500 pages) 10M (~15,000 pages)
Price (in/out)$0.25/$1.5 per 1M tokens Open weight (self-host / free)
Open weight?No — API only Yes — self-hostable
Modalitiestext, image, audio, video text, image, code
SWE-Bench VerifiedNot published Not published
MRCR v2 @ 1M12.3% 15%

Who wins what

Ultra-low-latency, high-volume production workloads

Gemini 3.1 Flash Lite

A core design strength of Gemini 3.1 Flash Lite.

Most cost-efficient Gemini 3 model — half the price of Gemini 3 Flash ($0.25/$1.50 vs $0.50/$3.00 per 1M tokens)

Gemini 3.1 Flash Lite

A core design strength of Gemini 3.1 Flash Lite.

High-volume agentic and tool-calling loops where cost per call matters

Gemini 3.1 Flash Lite

A core design strength of Gemini 3.1 Flash Lite.

Largest advertised context (10M)

Llama 4 Scout

A core design strength of Llama 4 Scout.

Open weights, single-GPU friendly

Llama 4 Scout

A core design strength of Llama 4 Scout.

Self-hosted, data-private deployment

Llama 4 Scout

A core design strength of Llama 4 Scout.

Lowest cost at scale

Llama 4 Scout

At Open weight (self-host / free), it is the cheaper of the two — the gap dominates the bill on high-volume workloads.

Largest single-prompt input

Llama 4 Scout

Its 10M window is about 10× larger, fitting roughly 15,000 pages in one prompt.

Which should you pick?

A cost-sensitive startup shipping high volume

Llama 4 Scout

At Open weight (self-host / free) it undercuts Gemini 3.1 Flash Lite, and on millions of tokens that margin decides the monthly bill.

Someone analysing very long documents or codebases

Llama 4 Scout

Larger 10M window fits more in one prompt.

A team with data-privacy or self-hosting needs

Llama 4 Scout

Open weights let you run it on your own hardware; Gemini 3.1 Flash Lite is API-only.

Anyone whose priority is ultra-low-latency, high-volume production workloads

Gemini 3.1 Flash Lite

It is specifically built for that.

Anyone whose priority is largest advertised context (10m)

Llama 4 Scout

That is its strongest area.

Gemini 3.1 Flash Lite: where it fits

Google's fastest and most cost-efficient Gemini 3 series model, built for ultra-low-latency, high-volume production workloads at half the price of Gemini 3 Flash. Released March 3, 2026 by Google, it is built for ultra-low-latency, high-volume production workloads, most cost-efficient Gemini 3 model — half the price of Gemini 3 Flash ($0.25/$1.50 vs $0.50/$3.00 per 1M tokens), high-volume agentic and tool-calling loops where cost per call matters, and multimodal input across text, image, video, audio, and PDF.

Its trade-offs are real: lower reasoning and quality ceiling than Gemini 3.1 Pro and the full Gemini 3 Flash tier, sharp long-context degradation — MRCR v2 (8-needle) retrieval falls to ~12% at the full 1M-token window, and closed weights — not downloadable or self-hostable. At $0.25 in / $1.5 out per million tokens, it sits in the budget price band.

Llama 4 Scout: where it fits

The 10M-token open-weight giant — enormous on paper, but usable recall is far smaller. Released April 2025 by Meta, it is built for largest advertised context (10M), open weights, single-GPU friendly, self-hosted, data-private deployment, and retrieval over very long inputs.

Its trade-offs: effective recall degrades far below 10M, and ~15% on long-context multi-needle reasoning. As an open-weight model, its running cost is your own hardware rather than a per-token fee.

The bottom line for this matchup

The defining split here is open vs. closed. Llama 4 Scout gives you weights you control — self-host it, fine-tune it, keep data in-house, pay only for hardware. Gemini 3.1 Flash Lite gives you a managed, always-updated API with no infrastructure to run. Teams with GPUs, privacy requirements, or huge volume often favour the open model; teams that want zero ops and the latest capabilities favour the closed one. Capability is close enough that this operational question, not the benchmark, usually decides it.

Want both Gemini 3.1 Flash Lite and Llama 4 Scout without two subscriptions? LumiChats gives you these plus 40+ models under one ₹69/day pass (about $1/day) — draft with one, cross-check with the other.

See pricing

Frequently asked questions

Is Gemini 3.1 Flash Lite or Llama 4 Scout better for coding?

Public SWE-Bench figures are not available for either model, so the honest test is your own repository — run an identical real bug through both. By design, Gemini 3.1 Flash Lite leans toward ultra-low-latency, high-volume production workloads while Llama 4 Scout leans toward largest advertised context (10m), and that positioning usually predicts which feels better on your codebase.

Which is cheaper, Gemini 3.1 Flash Lite or Llama 4 Scout?

Llama 4 Scout is open-weight, so self-hosting means no per-token fee (you pay for hardware instead), while Gemini 3.1 Flash Lite is API-metered at $0.25/$1.5 per 1M tokens. For most teams without GPUs, the API model is cheaper to start; at very high volume, self-hosting can win.

Which has the bigger context window?

Llama 4 Scout — 10M vs 1M, about 10× larger. Useful only if the model actually reasons over the full window, which not all do.

Can I use both Gemini 3.1 Flash Lite and Llama 4 Scout together?

Yes — a multi-model platform like LumiChats gives you Gemini 3.1 Flash Lite, Llama 4 Scout and 40+ others under one ₹69/day pass (about $1/day), so you can draft with one and cross-check with the other instead of buying two subscriptions.

Which is newer, Gemini 3.1 Flash Lite or Llama 4 Scout?

Gemini 3.1 Flash Lite — released March 3, 2026, about 11 months after Llama 4 Scout.

Related comparisons

Specifications and benchmarks reflect publicly reported figures as of June 2026 and may change as providers release updates. Always verify on your own workload.