Model comparison
Inkling vs Laguna S 2.1
Head-to-head evidence from 3 shared benchmark results across 2 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: Inkling #20 (Supported); Laguna S 2.1 unranked (Not scored). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Inkling and Laguna S 2.1 share 3 comparable benchmark results. 2 of 8 categories are comparable. 29 results are unique to Inkling; 3 to Laguna S 2.1.
Updated July 21, 2026- Shared results
- 3
- Inkling only
- 29
- Laguna S 2.1 only
- 3
- Comparable categories
- 2 / 8
Treat this as a split decision. Inkling makes more sense if coding is the priority or you would rather avoid the extra latency and token burn of a reasoning model; Laguna S 2.1 is the better fit if agentic is the priority or you want the cheaper token bill.
Confidence note. This is a partial-evidence comparison with 3 shared benchmark results across 2 evidence categories; 2 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Inkling 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.
Inkling is also the more expensive model on tokens at $1.87 input / $4.68 output per 1M tokens, versus $0.10 input / $0.20 output per 1M tokens for Laguna S 2.1. That is roughly 23.4x on output cost alone. Laguna S 2.1 is the reasoning model in the pair, while Inkling is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use.
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 | Inkling | Δ | Laguna S 2.1 |
|---|---|---|---|
| Coding | Inkling68.6 | Margin← 9.2 | Laguna S 2.159.4 |
| Agentic | Inkling69.4 | Margin→ 0.8 | Laguna S 2.170.2 |
| Knowledge | Inkling51.6 | MarginNo overlap | Laguna S 2.1Not measured |
| Math | Inkling97.1 | MarginNo overlap | Laguna S 2.1Not measured |
| Multimodal | Inkling76.5 | MarginNo overlap | Laguna S 2.1Not measured |
| Inst. Following | Inkling79.8 | MarginNo overlap | Laguna S 2.1Not measured |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
Terminal-Bench 2.0
AgenticA 63.8%B 70.2%Winner: Laguna S 2.1Δ 6.4Terminal-Bench 2.0: Inkling scored 63.8%; Laguna S 2.1 scored 70.2%. Laguna S 2.1 wins this benchmark. - Source ↗
SWE-bench Pro
CodingA 54.3%B 59.4%Winner: Laguna S 2.1Δ 5.1SWE-bench Pro: Inkling scored 54.3%; Laguna S 2.1 scored 59.4%. Laguna S 2.1 wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Inkling | Laguna S 2.1 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Inkling$1.87 input / $4.68 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 | InklingNot available | Laguna S 2.1Not available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | InklingNot available | Laguna S 2.1Not available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Inkling1M | Laguna S 2.11M | Listed context windows are equal. |
Benchmark Deep Dive
AgenticLaguna S 2.1 wins10 benchmarks
| Benchmark | Inkling | Laguna S 2.1 | Result |
|---|---|---|---|
| Terminal-Bench 2.0Source | 63.8% | 70.2% | Laguna S 2.1 leads |
| BrowseCompSource | 77.1% | — | Not comparable |
| MCP AtlasSource | 74.1% | — | Not comparable |
| Design Arena Agentic Web DevSource | 1257 | — | Not comparable |
| AA Agentic IndexSource | 32.3% | — | Not comparable |
| GDPval-AASource | 36.9% | — | Not comparable |
| GDPval-AASource | 1239 | — | Not comparable |
| AA BriefcaseSource | 836 | — | Not comparable |
| AA Tau3 BankingSource | 23.7% | — | Not comparable |
| Toolathlon-VerifiedSource | — | 49.7% | Not comparable |
CodingInkling wins7 benchmarks
| Benchmark | Inkling | Laguna S 2.1 | Result |
|---|---|---|---|
| SWE-bench VerifiedSource | 77.6% | — | Not comparable |
| SWE-bench ProSource | 54.3% | 59.4% | Laguna S 2.1 leads |
| Terminal-Bench 2.0Source | 63.8% | 70.2% | Laguna S 2.1 leads |
| AA Coding IndexSource | 52.1% | — | Not comparable |
| AA-SciCodeSource | 46.1% | — | Not comparable |
| SWE MultilingualSource | — | 78.5% | Not comparable |
| deepSweSource | — | 40.4% | Not comparable |
Reasoning2 benchmarks
Knowledge10 benchmarks
| Benchmark | Inkling | Laguna S 2.1 | Result |
|---|---|---|---|
| GPQASource | 87.9% | — | Not comparable |
| GPQA-DSource | 87.9% | — | Not comparable |
| HLESource | 46% | — | Not comparable |
| HLE w/o toolsSource | 30% | — | Not comparable |
| Artificial Analysis Intelligence IndexSource | 40.7% | — | Not comparable |
| AA-GPQA DiamondSource | 87.2% | — | Not comparable |
| AA-HLESource | 29.7% | — | Not comparable |
| AA-Omniscience IndexSource | 2.1% | — | Not comparable |
| AA-Omniscience AccuracySource | 40.0% | — | Not comparable |
| AA-Omniscience Hallucination RateSource | 63.1% | — | Not comparable |
Math1 benchmarks
| Benchmark | Inkling | Laguna S 2.1 | Result |
|---|---|---|---|
| AIME26Source | 97.1% | — | Not comparable |
Multimodal4 benchmarks
Inst. Following1 benchmarks
| Benchmark | Inkling | Laguna S 2.1 | Result |
|---|---|---|---|
| IFBenchSource | 79.8% | — | Not comparable |
Frequently Asked Questions (3)
Which is better, Inkling or Laguna S 2.1?
Inkling 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 coding, Inkling or Laguna S 2.1?
Inkling has the edge for coding in this comparison, averaging 68.6 versus 59.4. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Which is better for agentic tasks, Inkling or Laguna S 2.1?
Laguna S 2.1 has the edge for agentic tasks in this comparison, averaging 70.2 versus 69.4. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
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