Model comparison
Claude 3.5 Sonnet vs Ling 2.6 Flash
Head-to-head evidence from 1 shared benchmark result across 1 category. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Claude 3.5 Sonnet #132 (Estimated); Ling 2.6 Flash #154 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Claude 3.5 Sonnet and Ling 2.6 Flash share 1 comparable benchmark result. 2 of 8 categories are comparable. 3 results are unique to Claude 3.5 Sonnet; 17 to Ling 2.6 Flash.
Updated July 21, 2026- Shared results
- 1
- Claude 3.5 Sonnet only
- 3
- Ling 2.6 Flash only
- 17
- Comparable categories
- 2 / 8
Pick Claude 3.5 Sonnet if you want the stronger benchmark profile. Ling 2.6 Flash only becomes the better choice if you need the larger 262K context window.
Confidence note. This is a partial-evidence comparison with 1 shared benchmark result across 1 evidence category; 2 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Claude 3.5 Sonnet is clearly ahead on the BenchAlign aggregate, 47.74 to 43.87. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Claude 3.5 Sonnet's sharpest advantage is in coding, where it averages 49 against 27. The single biggest benchmark swing on the page is GPQA, 59.4% to 59%.
Ling 2.6 Flash gives you the larger context window at 262K, compared with 200K for Claude 3.5 Sonnet.
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 | Claude 3.5 Sonnet | Δ | Ling 2.6 Flash |
|---|---|---|---|
| Coding | Claude 3.5 Sonnet49.0 | Margin← 22.0 | Ling 2.6 Flash27.0 |
| Knowledge | Claude 3.5 Sonnet59.4 | Margin← 0.4 | Ling 2.6 Flash59.0 |
| Math | Claude 3.5 Sonnet1.6 | MarginNo overlap | Ling 2.6 FlashNot measured |
| Inst. Following | Claude 3.5 SonnetNot measured | MarginNo overlap | Ling 2.6 Flash57.0 |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
GPQA
KnowledgeA 59.4%B 59%Winner: Claude 3.5 SonnetΔ 0.4GPQA: Claude 3.5 Sonnet scored 59.4%; Ling 2.6 Flash scored 59%. Claude 3.5 Sonnet wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Claude 3.5 Sonnet | Ling 2.6 Flash | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Claude 3.5 Sonnet$3 input / $15 output | Ling 2.6 FlashNot available | A complete price comparison is not available. |
| Generation speedtokens per second | Claude 3.5 SonnetNot available | Ling 2.6 Flash209.5 tok/s | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Claude 3.5 SonnetNot available | Ling 2.6 Flash1.07 s | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Claude 3.5 Sonnet200K | Ling 2.6 Flash262K | Ling 2.6 Flash lists the larger context window. |
Benchmark Deep Dive
Agentic4 benchmarks
CodingClaude 3.5 Sonnet wins4 benchmarks
Reasoning2 benchmarks
KnowledgeClaude 3.5 Sonnet wins7 benchmarks
| Benchmark | Claude 3.5 Sonnet | Ling 2.6 Flash | Result |
|---|---|---|---|
| GPQASource | 59.4% | 59% | Claude 3.5 Sonnet leads |
| Artificial Analysis Intelligence IndexSource | — | 14.1% | Not comparable |
| AA-GPQA DiamondSource | — | 59.3% | Not comparable |
| AA-HLESource | — | 6.2% | Not comparable |
| AA-Omniscience IndexSource | — | -65.7% | Not comparable |
| AA-Omniscience AccuracySource | — | 15.4% | Not comparable |
| AA-Omniscience Hallucination RateSource | — | 95.8% | Not comparable |
Math2 benchmarks
Frequently Asked Questions (3)
Which is better, Claude 3.5 Sonnet or Ling 2.6 Flash?
Claude 3.5 Sonnet is ahead on BenchLM's BenchAlign leaderboard, 47.74 to 43.87. The biggest single separator in this matchup is GPQA, where the scores are 59.4% and 59%.
Which is better for knowledge tasks, Claude 3.5 Sonnet or Ling 2.6 Flash?
Claude 3.5 Sonnet has the edge for knowledge tasks in this comparison, averaging 59.4 versus 59. Inside this category, GPQA is the benchmark that creates the most daylight between them.
Which is better for coding, Claude 3.5 Sonnet or Ling 2.6 Flash?
Claude 3.5 Sonnet has the edge for coding in this comparison, averaging 49 versus 27. Ling 2.6 Flash stays close enough that the answer can still flip depending on your workload.
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