Grok 4.5 vs Laguna S 2.1: Specs & Benchmark Comparison
| Characteristic | Grok 4.5 | Laguna S 2.1 |
|---|---|---|
| Company | xAI | Poolside |
| Release Date | July 16, 2026 | July 21, 2026 |
| Parameters | — | 118B |
| Multimodal | Yes | No |
| Context (input) | 500K | 1.0M |
| Input Price / 1M | $2.00 | $0.10 |
| Output Price / 1M | $6.00 | $0.20 |
| Average Score | 0.8 | 0.6 |
| Benchmarks | ||
| Terminal-Bench 2.1 | 0.8 | 0.7 |
| SWE-Bench Pro | 0.7 | 0.6 |
Visual Benchmark Comparison
Grok 4.5
Laguna S 2.1
Terminal-Bench 2.10.8 vs 0.7
0.8
0.7
SWE-Bench Pro0.7 vs 0.6
0.7
0.6
Verdict
Laguna S 2.1 leads in 2 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: Grok 4.5 — 0.8, Laguna S 2.1 — 0.6.
API Cost
Laguna S 2.1 is 26.7x cheaper: input $0.10/1M vs $2.00/1M tokens.
Context Window
Laguna S 2.1 supports a larger context: 1M vs 500K tokens.
Recency
Both models were released around the same time: 7/16/2026 and 7/21/2026.
More About These Models
Related Comparisons
Frequently Asked Questions
Which is better for coding — Grok 4.5 or Laguna S 2.1?
Direct comparison on the SWE-Bench benchmark is not available. We recommend reviewing other metrics on the comparison page.
Which model is cheaper — Grok 4.5 or Laguna S 2.1?
Laguna S 2.1 is cheaper for input: $0.10 per 1M tokens vs $2.00.
Which has a larger context window — Grok 4.5 or Laguna S 2.1?
Laguna S 2.1 supports a larger context: 1,048,576 tokens vs 500,000.
The Grok 4.5 and Laguna S 2.1 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Grok 4.5 or Laguna S 2.1 page. See also the complete list of AI model comparisons.