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Gemini 3.1 Flash Lite vs Grok Latest

vs
Grok Latest

~x-ai

40#172
Signal-by-Signal Comparison
SignalGemini 3.1 Flash LiteDeltaGrok Latest
Capabilities
100
--
100
Pricing
99
+5
94
Context window size
86
+5
81
Recency
100
--
100
Output Capacity
80
+60
20
Overall Result
3 wins
of 5
0 wins
Gemini 3.1 Flash Lite wins 3 of 5 signals

Score History

Score History (10 data points)
Gemini 3.1 Flash LiteGrok Latest
Gemini 3.1 Flash Lite

23.1

current score

Leader

Grok Latest

right now

Grok Latest

40

current score

LMMarketCap.com
Interactive Price Comparison
100Kcalls/month
1,000tokens (~1,333 chars)
500tokens (~667 chars)

Gemini 3.1 Flash Lite

Google

Best Value
Per request$0.001000
Daily$3.33
Monthly$100.00
Annual$1200.00

Grok Latest

~x-ai

Per request$0.005000
Daily$16.67
Monthly$500.00
Annual$6000.00

Gemini 3.1 Flash Lite saves you $400.00/month

That's $4800.00/year compared to Grok Latest at your current usage level of 100K calls/month.

80% cheaper
Choose Gemini 3.1 Flash Lite for cost optimization

Gemini 3.1 Flash Lite pricing:
Input:$0.25/M tokens
Output:$1.50/M tokens
Grok Latest pricing:
Input:$2.00/M tokens
Output:$6.00/M tokens
Gemini 3.1 Flash Lite

Google

23

Composite Score

Winner
Grok Latest

~x-ai

40

Composite Score

Signal-by-Signal Comparison
MetricGemini 3.1 Flash LiteGrok LatestWinner
Overall Score
23
40
Grok Latest
Rank#319#172
Grok Latest
Quality Rank#319#172
Grok Latest
Adoption Rank#319#172
Grok Latest
Parameters------
Context Window1049K500K
Gemini 3.1 Flash Lite
Pricing$0.25/$1.50/M$2.00/$6.00/M--
Signal Scores
Capabilities
100
100
Gemini 3.1 Flash Lite
Pricing
99
94
Gemini 3.1 Flash Lite
Context window size
86
81
Gemini 3.1 Flash Lite
Recency
100
100
Gemini 3.1 Flash Lite
Output Capacity
80
20
Gemini 3.1 Flash Lite
Benchmark Head-to-Head(1 benchmarks)
Gemini 3.1: 0Grok Latest: 0
Gemini 3.1
Grok Latest
Normalized 0-100%
HLE
8.64%-
Benchmark Interpretation

Our score (0-100) is driven by benchmark performance (90%) from Arena Elo ratings, MMLU, GPQA, HumanEval, SWE-bench, and 15+ standardized evaluations. Capabilities and context window serve as tiebreakers (10%). Learn more about our methodology.

Gemini 3.1 Flash LiteLimited

Scores 23/100 (rank #319), placing it in the top -10% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100
Grok LatestEntry Level

Scores 40/100 (rank #172), placing it in the top 41% of all 290 models tracked.

Raw Quality0/100
Cost Efficiency0/100
Speed0/100

Grok Latest has a 17-point advantage, which typically translates to noticeably stronger performance on complex reasoning, code generation, and multi-step tasks.

When to Use Each Model

Choose Gemini 3.1 Flash Lite when you need:

  • High-volume production workloads where API costs must be minimized
  • Processing long documents or large codebases (1049K token context)
  • Step-by-step reasoning and chain-of-thought problem solving

Choose Grok Latest when you need:

  • Step-by-step reasoning and chain-of-thought problem solving
Cost-Performance Analysis
Gemini 3.1 Flash LiteBest Value
Input cost$0.25/M tokens
Output cost$1.50/M tokens
Cost per quality point$0.076
Est. monthly (1M tokens/day)$26.25
Grok Latest
Input cost$2.00/M tokens
Output cost$6.00/M tokens
Cost per quality point$0.200
Est. monthly (1M tokens/day)$120.00

Gemini 3.1 Flash Lite offers 78% better value per quality point. At 1M tokens/day, you'd spend $26.25/month with Gemini 3.1 Flash Lite vs $120.00/month with Grok Latest - a $93.75 monthly difference.

Latency & Speed
Gemini 3.1 Flash LiteFaster
Speed score0/100
Grok Latest
Speed score0/100

Both models have comparable response speeds. For most applications, the latency difference is negligible.

When latency matters most: Interactive chatbots, IDE code completion, real-time translation, and user-facing applications where response time directly impacts experience. For batch processing, background summarization, or offline analysis, latency is less critical.

Example Use Cases

Code generation & review

Based on overall model capabilities and architecture for coding tasks like generating functions, debugging, and refactoring

Gemini 3.1 Flash Lite

Customer support chatbot

Suitable for user-facing chat with competitive response times. Gemini 3.1 Flash Lite also offers lower per-token costs for high-volume support

Gemini 3.1 Flash Lite

Long document analysis

Larger context window (1049K tokens) can process longer documents, contracts, and research papers in a single pass

Gemini 3.1 Flash Lite

Batch data extraction

Lower output pricing ($1.50/M) reduces costs when processing thousands of records daily

Gemini 3.1 Flash Lite

Creative writing & content

Higher overall composite score (40/100) correlates with better nuance, coherence, and style in long-form content

Grok Latest

Image understanding & OCR

Supports vision input - can analyze screenshots, diagrams, photos, and scanned documents directly

Gemini 3.1 Flash Lite
Which Should You Choose?
Our recommendation:
Grok Latest

Grok Latest clearly outperforms Gemini 3.1 Flash Lite with a significant 16.9-point lead. For most general use cases, Grok Latest is the stronger choice. However, Gemini 3.1 Flash Lite may still excel in niche scenarios.

by Google

  • Choose for Quality - Marginally better benchmark scores; both are excellent
  • Choose for Cost - 78% lower pricing; better value at scale
  • Choose for Reliability - Higher uptime and faster response speeds
  • Choose for Prototyping - Stronger community support and better developer experience
  • Choose for Production - Wider enterprise adoption and proven at scale
Grok Latest
Recommended

by ~x-ai

Consider for specialized use cases.

Capability Comparison
CapabilityGemini 3.1 Flash LiteGrok Latest
Vision (Image Input)
Function Calling
Streaming
JSON Mode
Reasoning
Web Search
Image Output
Monthly Cost Calculator
1,000tokens (600 in / 400 out)
100requests/day (3,000/month)

Gemini 3.1 Flash Lite

Google

Best Value
$2.25
estimated monthly cost

Grok Latest

~x-ai

$10.80
estimated monthly cost

Gemini 3.1 Flash Lite saves you $8.55/month

That's 79% cheaper than Grok Latest at 1,000 tokens/request and 100 requests/day.

Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.

Parameters & Context
ParameterGemini 3.1 Flash LiteGrok Latest
Context Window1.0M500K
Max Output Tokens65,536--
Open SourceNoNo
CreatedMay 7, 2026Jul 8, 2026
Last updated: 34m ago

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