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Model comparison

Claude 3 Haiku vs Gemini 3.1 Flash-Lite

Data verified

Head-to-head evidence from 12 shared benchmark results across 6 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

21.39/100
Margin
29.4pts
winning →
50.83/100
0 category wins0 category wins

Public leaderboard positions: Claude 3 Haiku #194 (Supported); Gemini 3.1 Flash-Lite #111 (Supported). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. Claude 3 Haiku and Gemini 3.1 Flash-Lite share 12 comparable benchmark results. 0 of 8 categories are comparable. 0 results are unique to Claude 3 Haiku; 8 to Gemini 3.1 Flash-Lite.

Updated July 20, 2026
Shared results
12
Claude 3 Haiku only
0
Gemini 3.1 Flash-Lite only
8
Comparable categories
0 / 8

Benchmark data for Claude 3 Haiku and Gemini 3.1 Flash-Lite is coming soon on BenchLM.

Confidence note. This is a partial-evidence comparison with 12 shared benchmark results across 6 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.

Gemini 3.1 Flash-Lite is priced at $0.25 input / $1.50 output per 1M tokens, versus $0.25 input / $1.25 output per 1M tokens for Claude 3 Haiku. Gemini 3.1 Flash-Lite has the larger context window at 1M, compared with 200K for Claude 3 Haiku.

Category breakdown

Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.

Category scores and score margins for Claude 3 Haiku and Gemini 3.1 Flash-Lite
CategoryClaude 3 HaikuΔGemini 3.1 Flash-Lite
MultimodalClaude 3 HaikuNot measuredMarginNo overlapGemini 3.1 Flash-Lite73.2

Operational comparison

Runtime and commercial metrics are compared only when both models have a complete sourced value.

MetricClaude 3 HaikuGemini 3.1 Flash-LiteComparison
Input / output priceUSD per 1M tokensClaude 3 Haiku$0.25 input / $1.25 outputGemini 3.1 Flash-Lite$0.25 input / $1.5 outputClaude 3 Haiku has the lower combined listed price.
Generation speedtokens per secondClaude 3 Haiku138 tok/sGemini 3.1 Flash-Lite205 tok/sGemini 3.1 Flash-Lite has the higher measured throughput.
First-answer latencyseconds to first tokenClaude 3 Haiku1.16 sGemini 3.1 Flash-Lite7.50 sClaude 3 Haiku reaches the first token sooner.
Context windowmaximum listed tokensClaude 3 Haiku200KGemini 3.1 Flash-Lite1MGemini 3.1 Flash-Lite lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkClaude 3 HaikuGemini 3.1 Flash-LiteResult
τ²-bench resultsSource 21.1%31.3%Gemini 3.1 Flash-Lite leads
AA Agentic IndexSource 6.2%Not comparable
APEX-Agents-AASource 12.2%Not comparable
GDPval-AASource 7.1%Not comparable
GDPval-AASource 642Not comparable
Gert LabsSource 38.46%Not comparable
Coding
BenchmarkClaude 3 HaikuGemini 3.1 Flash-LiteResult
AA-SciCodeSource 18.6%41.9%Gemini 3.1 Flash-Lite leads
Vibe Code BenchSource 0.00%Not comparable
AA Coding IndexSource 34.7%Not comparable
Reasoning
BenchmarkClaude 3 HaikuGemini 3.1 Flash-LiteResult
AA-LCRSource 21.0%65.3%Gemini 3.1 Flash-Lite leads
CritPtSource 0.0%1.1%Gemini 3.1 Flash-Lite leads
Knowledge
BenchmarkClaude 3 HaikuGemini 3.1 Flash-LiteResult
Artificial Analysis Intelligence IndexSource 3.9%25.0%Gemini 3.1 Flash-Lite leads
AA-GPQA DiamondSource 37.4%82.2%Gemini 3.1 Flash-Lite leads
AA-HLESource 3.9%16.2%Gemini 3.1 Flash-Lite leads
AA-Omniscience IndexSource -47.6%-15.5%Gemini 3.1 Flash-Lite leads
AA-Omniscience AccuracySource 17.2%36.4%Gemini 3.1 Flash-Lite leads
AA-Omniscience Hallucination RateSource 78.2%81.6%Claude 3 Haiku leads
Multimodal
BenchmarkClaude 3 HaikuGemini 3.1 Flash-LiteResult
AA-MMMU-ProSource 30.8%75.5%Gemini 3.1 Flash-Lite leads
CharXivSource 73.2%Not comparable
Inst. Following
BenchmarkClaude 3 HaikuGemini 3.1 Flash-LiteResult
AA-IFBenchSource 36.1%77.2%Gemini 3.1 Flash-Lite leads
Frequently Asked Questions (3)

Can I compare Claude 3 Haiku and Gemini 3.1 Flash-Lite on BenchLM yet?

Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.

Why does this comparison show “coming soon”?

BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.

What data is available for Claude 3 Haiku and Gemini 3.1 Flash-Lite today?

Claude 3 Haiku: $0.25 input / $1.25 output per 1M tokens Gemini 3.1 Flash-Lite: $0.25 input / $1.50 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.

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Last updated: July 20, 2026

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