Model comparison
Gemini 3.6 Flash vs Laguna S 2.1
Head-to-head evidence from 1 shared benchmark result across 1 category. Overall scores shown here use the public BenchAlign v5 ranking lane.
Evidence parity. Gemini 3.6 Flash and Laguna S 2.1 share 1 comparable benchmark result. 1 of 8 categories are comparable. 18 results are unique to Gemini 3.6 Flash; 5 to Laguna S 2.1.
Updated July 21, 2026- Shared results
- 1
- Gemini 3.6 Flash only
- 18
- Laguna S 2.1 only
- 5
- Comparable categories
- 1 / 8
Treat this as a split decision. Gemini 3.6 Flash makes more sense if agentic is the priority; Laguna S 2.1 is the better fit if you want the cheaper token bill.
Confidence note. This is a partial-evidence comparison with 1 shared benchmark result across 1 evidence category; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Gemini 3.6 Flash and Laguna S 2.1 finish on the same BenchAlign overall score, so this is less about a single winner and more about where the edge shows up. The BenchAlign headline says tie; the benchmark table is where the real choice happens.
Gemini 3.6 Flash is also the more expensive model on tokens at $1.50 input / $7.50 output per 1M tokens, versus $0.10 input / $0.20 output per 1M tokens for Laguna S 2.1. That is roughly 37.5x on output cost alone.
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 | Gemini 3.6 Flash | Δ | Laguna S 2.1 |
|---|---|---|---|
| Agentic | Gemini 3.6 Flash83.0 | Margin← 12.8 | Laguna S 2.170.2 |
| Coding | Gemini 3.6 FlashNot measured | MarginNo overlap | Laguna S 2.159.4 |
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Gemini 3.6 Flash | Laguna S 2.1 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Gemini 3.6 Flash$1.5 input / $7.5 output | Laguna S 2.1$0.1 input / $0.2 output | Laguna S 2.1 has the lower combined listed price. |
| Generation speedtokens per second | Gemini 3.6 FlashNot available | Laguna S 2.1Not available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Gemini 3.6 FlashNot available | Laguna S 2.1Not available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Gemini 3.6 Flash1M | Laguna S 2.11M | Listed context windows are equal. |
Benchmark Deep Dive
AgenticGemini 3.6 Flash wins9 benchmarks
| Benchmark | Gemini 3.6 Flash | Laguna S 2.1 | Result |
|---|---|---|---|
| OSWorld-VerifiedSource | 83% | — | Not comparable |
| GDPval-AASource | 1421 | — | Not comparable |
| AA Agentic IndexSource | 38.7% | — | Not comparable |
| GDPval-AASource | 46.1% | — | Not comparable |
| AA BriefcaseSource | 961 | — | Not comparable |
| AA Tau3 BankingSource | 24.5% | — | Not comparable |
| aaTerminalBench21Source | 77.5% | — | Not comparable |
| Terminal-Bench 2.0Source | — | 70.2% | Not comparable |
| Toolathlon-VerifiedSource | — | 49.7% | Not comparable |
Coding6 benchmarks
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | Gemini 3.6 Flash | Laguna S 2.1 | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 50.1% | — | Not comparable |
| AA-GPQA DiamondSource | 92.8% | — | Not comparable |
| AA-HLESource | 38.3% | — | Not comparable |
| AA-Omniscience IndexSource | 23.5% | — | Not comparable |
| AA-Omniscience AccuracySource | 50.2% | — | Not comparable |
| AA-Omniscience Hallucination RateSource | 53.5% | — | Not comparable |
Multimodal1 benchmarks
| Benchmark | Gemini 3.6 Flash | Laguna S 2.1 | Result |
|---|---|---|---|
| AA-MMMU-ProSource | 83.2% | — | Not comparable |
Frequently Asked Questions (2)
Which is better, Gemini 3.6 Flash or Laguna S 2.1?
Gemini 3.6 Flash and Laguna S 2.1 are tied on the BenchAlign overall score, so the right pick depends on which category matters most for your use case.
Which is better for agentic tasks, Gemini 3.6 Flash or Laguna S 2.1?
Gemini 3.6 Flash has the edge for agentic tasks in this comparison, averaging 83 versus 70.2. Laguna S 2.1 stays close enough that the answer can still flip depending on your workload.
Related Comparisons
Explore More
Choose a model with this week’s evidence
Join 2,000+ readers for ranking moves, pricing changes, and the claims that still need proof.
One email each week. Unsubscribe anytime.