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Head-to-head comparison

Gemini 3.5 Flash Lite vs Grok 4.7

Gemini 3.5 Flash Lite (Google) and Grok 4.7 (xAI) 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 29 September 2026

As of 29 September 2026, Gemini 3.5 Flash Lite holds the stronger ModelCap Index position (#28 vs #30); Gemini 3.5 Flash Lite is 2.4× cheaper per output token ($2.50/1M vs $6.00/1M); and Gemini 3.5 Flash Lite offers the longer context window (1M vs 500K tokens).

Which should you choose?

Choose Gemini 3.5 Flash Lite if…

  • you want the stronger overall ModelCap Index position — #28 against #30 (72.1 vs 71.6 points).
  • API cost matters — $2.50/1M output tokens against $6.00/1M, about 2.4× cheaper.
  • your workload is prompt-heavy — input tokens cost $0.30/1M against $2.00/1M.
  • you need the longer context window — 1M tokens against 500K.
  • you want provider choice — 2 listed API providers against 1.
  • Arena coding is your yardstick — 1503 against 1488.

Choose Grok 4.7 if…

  • AA Intelligence Index is your yardstick — 46.4 against 22.2.
  • AA Humanity's Last Exam is your yardstick — 43.1% against 18.8%.
  • you want the more recently listed model — Grok 4.7 was listed 21 September 2026, Gemini 3.5 Flash Lite 21 July 2026.

Gemini 3.5 Flash Lite vs Grok 4.7: specs, pricing and context

Specification comparison of Gemini 3.5 Flash Lite and Grok 4.7
FieldGemini 3.5 Flash LiteGoogleGrok 4.7xAI
ModelCap Index position#28#30
Index score72.171.6
EvidenceMeasuredMeasured
Input price / 1M tokens$0.30$2.00
Output price / 1M tokens$2.50$6.00
Context window1M tokens500K tokens
Max output tokens66K450K
API providers listed21
Weight accessAPI onlyAPI only
Input modalitiesText, Image, Video, File, AudioText, Image, File
First listed21 July 202621 September 2026
PublisherGooglexAI

Evidence: 4 public benchmark observations across 4 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 Grok 4.7

Public benchmark boards where Gemini 3.5 Flash Lite or Grok 4.7 has a published result
BoardGemini 3.5 Flash LiteGrok 4.7Leads
Arena codingArena (LMArena)15031496–151014881469–1508X-HighGemini 3.5 Flash Lite
LMArena AgentLMArena—4.0%2.4%–5.6%X-HighOnly one result
ARC-AGI-2ARC Prize Foundation10.3%High—Only one result
AA Intelligence IndexArtificial Analysis22.2Reasoning46.4X-HighGrok 4.7
AA Humanity's Last ExamArtificial Analysis18.8%Reasoning43.1%X-HighGrok 4.7
Terminal-Bench 4.0Terminal-Bench (Laude Institute)—37.6%34.0%–41.1%Grok Build · X-HighOnly one result

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 Grok 4.7: common questions

Is Gemini 3.5 Flash Lite better than Grok 4.7?

Gemini 3.5 Flash Lite ranks higher on the ModelCap Index as of 29 September 2026: #28 against #30. 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. Their published uncertainty intervals overlap, so the rank difference alone does not establish a reliable capability advantage for your workload.

Is Gemini 3.5 Flash Lite cheaper than Grok 4.7?

Gemini 3.5 Flash Lite is cheaper on output tokens: $2.50/1M against $6.00/1M. Input tokens are $0.30/1M for Gemini 3.5 Flash Lite and $2.00/1M for Grok 4.7. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens. For 1,000 requests with 2,000 input and 500 output tokens each (2M input + 0.5M output), the listed-rate estimate is $1.85 for Gemini 3.5 Flash Lite versus $7.00 for Grok 4.7. Gemini 3.5 Flash Lite costs 73.6% less in this scenario. This excludes caching, batch discounts, prompt-length tiers, tool charges and retries; verify the selected endpoint before budgeting.

Which has the bigger context window, Gemini 3.5 Flash Lite or Grok 4.7?

Gemini 3.5 Flash Lite has the larger context window: 1M tokens against 500K.

Which is better for coding, Gemini 3.5 Flash Lite or Grok 4.7?

Arena coding: Gemini 3.5 Flash Lite 1503, Grok 4.7 1488 — Gemini 3.5 Flash Lite leads.

Are Gemini 3.5 Flash Lite and Grok 4.7 open-weight models?

Gemini 3.5 Flash Lite: API only. Grok 4.7: 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 Grok 4.7?

ModelCap currently lists 2 API providers for Gemini 3.5 Flash Lite and 1 for Grok 4.7, 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 Grok 4.7 comparison?

Every figure comes from the sealed ModelCap dataset published 29 September 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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