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Model comparison

GPT-4.1 vs Ling 2.6 Flash

Data verified

Head-to-head evidence from 12 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.

OpenAI
51.11/100
Margin
7.2pts
← winning
InclusionAI
43.87/100
3 category wins0 category wins

Public leaderboard positions: GPT-4.1 #108 (Supported); Ling 2.6 Flash #154 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.

Evidence parity. GPT-4.1 and Ling 2.6 Flash share 12 comparable benchmark results. 3 of 8 categories are comparable. 8 results are unique to GPT-4.1; 6 to Ling 2.6 Flash.

Updated July 21, 2026
Shared results
12
GPT-4.1 only
8
Ling 2.6 Flash only
6
Comparable categories
3 / 8

Pick GPT-4.1 if you want the stronger benchmark profile. Ling 2.6 Flash only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Confidence note. This is a partial-evidence comparison with 12 shared benchmark results across 5 evidence categories; 3 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.

Why this result

GPT-4.1 is clearly ahead on the BenchAlign aggregate, 51.11 to 43.87. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

GPT-4.1's sharpest advantage is in instruction following, where it averages 87.4 against 57. The single biggest benchmark swing on the page is GPQA, 66.3% to 59%.

GPT-4.1 gives you the larger context window at 1M, compared with 262K for Ling 2.6 Flash.

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 GPT-4.1 and Ling 2.6 Flash
CategoryGPT-4.1ΔLing 2.6 Flash
Inst. FollowingGPT-4.187.4Margin 30.4Ling 2.6 Flash57.0
CodingGPT-4.154.6Margin 27.6Ling 2.6 Flash27.0
KnowledgeGPT-4.166.3Margin 7.3Ling 2.6 Flash59.0
MathGPT-4.14.1MarginNo overlapLing 2.6 FlashNot measured

Decisive benchmark drivers

The largest measured benchmark gaps in this matchup, with exact reported values.

More
A · GPT-4.1B · Ling 2.6 Flash
  1. GPQA

    Knowledge
    Source ↗
    A 66.3%B 59%
    Winner: GPT-4.1Δ 7.3
    GPQA: GPT-4.1 scored 66.3%; Ling 2.6 Flash scored 59%. GPT-4.1 wins this benchmark.

Operational comparison

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

MetricGPT-4.1Ling 2.6 FlashComparison
Input / output priceUSD per 1M tokensGPT-4.1$2 input / $8 outputLing 2.6 FlashNot availableA complete price comparison is not available.
Generation speedtokens per secondGPT-4.1108 tok/sLing 2.6 Flash209.5 tok/sLing 2.6 Flash has the higher measured throughput.
First-answer latencyseconds to first tokenGPT-4.11.02 sLing 2.6 Flash1.07 sGPT-4.1 reaches the first token sooner.
Context windowmaximum listed tokensGPT-4.11MLing 2.6 Flash262KGPT-4.1 lists the larger context window.

Benchmark Deep Dive

Agentic
BenchmarkGPT-4.1Ling 2.6 FlashResult
τ²-bench resultsSource 47.1%86%Ling 2.6 Flash leads
Gert LabsSource 25.65%Not comparable
GDPval-AASource 2.2%Not comparable
GDPval-AASource 545Not comparable
AA Agentic IndexSource 2.3%Not comparable
CodingGPT-4.1 wins
BenchmarkGPT-4.1Ling 2.6 FlashResult
SWE-bench VerifiedSource 54.6%Not comparable
AA-SciCodeSource 38.1%27.1%GPT-4.1 leads
SciCodeSource 27%Not comparable
AA Coding IndexSource 25.3%Not comparable
Reasoning
BenchmarkGPT-4.1Ling 2.6 FlashResult
AA-LCRSource 61.0%25.0%GPT-4.1 leads
CritPtSource 0.0%0.0%Tie
KnowledgeGPT-4.1 wins
BenchmarkGPT-4.1Ling 2.6 FlashResult
MMLUSource 90.2%Not comparable
GPQASource 66.3%59%GPT-4.1 leads
Artificial Analysis Intelligence IndexSource 19.4%14.1%GPT-4.1 leads
AA-GPQA DiamondSource 66.6%59.3%GPT-4.1 leads
AA-HLESource 4.6%6.2%Ling 2.6 Flash leads
AA-Omniscience IndexSource -36.2%-65.7%GPT-4.1 leads
AA-Omniscience AccuracySource 24.2%15.4%GPT-4.1 leads
AA-Omniscience Hallucination RateSource 79.6%95.8%GPT-4.1 leads
Math
BenchmarkGPT-4.1Ling 2.6 FlashResult
FrontierMath v2 (Tiers 1-3)Source 5.517%Not comparable
FrontierMath v2 (Tier 4)Source 0.000%Not comparable
Multimodal
BenchmarkGPT-4.1Ling 2.6 FlashResult
AA-MMMU-ProSource 61.2%Not comparable
Design Arena WebsiteSource 1068Not comparable
Inst. FollowingGPT-4.1 wins
BenchmarkGPT-4.1Ling 2.6 FlashResult
IFEvalSource 87.4%Not comparable
AA-IFBenchSource 43.0%57.4%Ling 2.6 Flash leads
IFBenchSource 57%Not comparable
Frequently Asked Questions (4)

Which is better, GPT-4.1 or Ling 2.6 Flash?

GPT-4.1 is ahead on BenchLM's BenchAlign leaderboard, 51.11 to 43.87. The biggest single separator in this matchup is GPQA, where the scores are 66.3% and 59%.

Which is better for knowledge tasks, GPT-4.1 or Ling 2.6 Flash?

GPT-4.1 has the edge for knowledge tasks in this comparison, averaging 66.3 versus 59. Inside this category, AA-Omniscience Index is the benchmark that creates the most daylight between them.

Which is better for coding, GPT-4.1 or Ling 2.6 Flash?

GPT-4.1 has the edge for coding in this comparison, averaging 54.6 versus 27. Inside this category, AA-SciCode is the benchmark that creates the most daylight between them.

Which is better for instruction following, GPT-4.1 or Ling 2.6 Flash?

GPT-4.1 has the edge for instruction following in this comparison, averaging 87.4 versus 57. Inside this category, AA-IFBench is the benchmark that creates the most daylight between them.

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Last updated: July 21, 2026

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