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Head-to-head comparison

Gemini 3.5 Flash Lite vs Mistral Medium 3.5

Gemini 3.5 Flash Lite (Google) and Mistral Medium 3.5 (Mistral AI) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 18 August 2026

As of 18 August 2026, Gemini 3.5 Flash Lite holds the stronger ModelCap Index position (#21 vs #38); Gemini 3.5 Flash Lite is 3× cheaper per output token ($2.50/1M vs $7.50/1M); and Gemini 3.5 Flash Lite offers the longer context window (1M vs 262K tokens).

Which should you choose?

Choose Gemini 3.5 Flash Lite if…

  • you want the stronger overall ModelCap Index position — #21 against #38 (65.6 vs 53.9 points).
  • API cost matters — $2.50/1M output tokens against $7.50/1M, about 3× cheaper.
  • your workload is prompt-heavy — input tokens cost $0.30/1M against $1.50/1M.
  • you need the longer context window — 1M tokens against 262K.
  • you want provider choice — 2 listed API providers against 1.
  • Arena coding is your yardstick — 1503 against 1479.
  • Artificial Analysis Intelligence Index is your yardstick — 37.4 against 30.4.
  • you want the more recently listed model — Gemini 3.5 Flash Lite was listed 21 July 2026, Mistral Medium 3.5 30 April 2026.

Choose Mistral Medium 3.5 if…

  • LMArena Agent is your yardstick — -7.0% against -10.4%.

Gemini 3.5 Flash Lite vs Mistral Medium 3.5: specs, pricing and context

Specification comparison of Gemini 3.5 Flash Lite and Mistral Medium 3.5
FieldGemini 3.5 Flash LiteGoogleMistral Medium 3.5Mistral AI
ModelCap Index position#21#38
Index score65.653.9
EvidenceMeasuredMeasured
Input price / 1M tokens$0.30$1.50
Output price / 1M tokens$2.50$7.50
Context window1M tokens262K tokens
Max output tokens66K—
API providers listed21
Weight accessAPI onlyAPI only
Input modalitiesText, Image, Video, File, AudioText, Image, File
First listed21 July 202630 April 2026
PublisherGoogleMistral AI

Evidence: 5 public benchmark observations across 5 boards · 4 public benchmark observations across 4 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: Gemini 3.5 Flash Lite vs Mistral Medium 3.5

Public benchmark boards where Gemini 3.5 Flash Lite or Mistral Medium 3.5 has a published result
BoardGemini 3.5 Flash LiteMistral Medium 3.5Leads
Arena codingArena (LMArena)15031493–151314791468–1490Gemini 3.5 Flash Lite
LMArena AgentLMArena-10.4%-11.6%–-9.2%-7.0%-9.0%–-5.0%Mistral Medium 3.5
ARC-AGI-2ARC Prize Foundation10.3%High—Only one result
Artificial Analysis Intelligence IndexArtificial Analysis37.4intelligence-index30.4intelligence-indexGemini 3.5 Flash Lite

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

Gemini 3.5 Flash Lite vs Mistral Medium 3.5: common questions

Is Gemini 3.5 Flash Lite better than Mistral Medium 3.5?

Gemini 3.5 Flash Lite ranks higher on the ModelCap Index as of 18 August 2026: #21 against #38. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it.

Is Gemini 3.5 Flash Lite cheaper than Mistral Medium 3.5?

Gemini 3.5 Flash Lite is cheaper on output tokens: $2.50/1M against $7.50/1M. Input tokens are $0.30/1M for Gemini 3.5 Flash Lite and $1.50/1M for Mistral Medium 3.5. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens.

Which has the bigger context window, Gemini 3.5 Flash Lite or Mistral Medium 3.5?

Gemini 3.5 Flash Lite has the larger context window: 1M tokens against 262K.

Which is better for coding, Gemini 3.5 Flash Lite or Mistral Medium 3.5?

Arena coding: Gemini 3.5 Flash Lite 1503, Mistral Medium 3.5 1479 — Gemini 3.5 Flash Lite leads.

Are Gemini 3.5 Flash Lite and Mistral Medium 3.5 open-weight models?

Gemini 3.5 Flash Lite: API only. Mistral Medium 3.5: API only. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run Gemini 3.5 Flash Lite and Mistral Medium 3.5?

ModelCap currently lists 2 API providers for Gemini 3.5 Flash Lite and 1 for Mistral Medium 3.5, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this Gemini 3.5 Flash Lite vs Mistral Medium 3.5 comparison?

Every figure comes from the sealed ModelCap dataset published 18 August 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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