Model comparison
Laguna S 2.1 vs SWE-1.7
Head-to-head evidence from 3 shared benchmark results across 2 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
Evidence parity. Laguna S 2.1 and SWE-1.7 share 3 comparable benchmark results. 1 of 8 categories are comparable. 3 results are unique to Laguna S 2.1; 1 to SWE-1.7.
Updated July 21, 2026- Shared results
- 3
- Laguna S 2.1 only
- 3
- SWE-1.7 only
- 1
- Comparable categories
- 1 / 8
Treat this as a split decision. Laguna S 2.1 makes more sense if you need the larger 1M context window; SWE-1.7 is the better fit if agentic is the priority.
Confidence note. This is a partial-evidence comparison with 3 shared benchmark results across 2 evidence categories; 1 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
Laguna S 2.1 and SWE-1.7 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.
Laguna S 2.1 gives you the larger context window at 1M, compared with 256K for SWE-1.7.
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 | Laguna S 2.1 | Δ | SWE-1.7 |
|---|---|---|---|
| Agentic | Laguna S 2.170.2 | Margin→ 11.3 | SWE-1.781.5 |
| Coding | Laguna S 2.159.4 | MarginNo overlap | SWE-1.7Not measured |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
Terminal-Bench 2.0
AgenticA 70.2%B 81.5%Winner: SWE-1.7Δ 11.3Terminal-Bench 2.0: Laguna S 2.1 scored 70.2%; SWE-1.7 scored 81.5%. SWE-1.7 wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Laguna S 2.1 | SWE-1.7 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Laguna S 2.1$0.1 input / $0.2 output | SWE-1.7Not available | A complete price comparison is not available. |
| Generation speedtokens per second | Laguna S 2.1Not available | SWE-1.7Not available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Laguna S 2.1Not available | SWE-1.7Not available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Laguna S 2.11M | SWE-1.7256K | Laguna S 2.1 lists the larger context window. |
Benchmark Deep Dive
AgenticSWE-1.7 wins2 benchmarks
Frequently Asked Questions (2)
Which is better, Laguna S 2.1 or SWE-1.7?
Laguna S 2.1 and SWE-1.7 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, Laguna S 2.1 or SWE-1.7?
SWE-1.7 has the edge for agentic tasks in this comparison, averaging 81.5 versus 70.2. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
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.