Model comparison
Grok Code Fast 1 vs Laguna XS.2
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: Grok Code Fast 1 #189 (Supported); Laguna XS.2 unranked (Not scored). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Grok Code Fast 1 and Laguna XS.2 share 1 comparable benchmark result. 1 of 8 categories are comparable. 11 results are unique to Grok Code Fast 1; 4 to Laguna XS.2.
Updated July 27, 2026- Shared results
- 1
- Grok Code Fast 1 only
- 11
- Laguna XS.2 only
- 4
- Comparable categories
- 1 / 8
Treat this as a split decision. Grok Code Fast 1 makes more sense if coding is the priority or you would rather avoid the extra latency and token burn of a reasoning model; Laguna XS.2 is the better fit if you want the cheaper token bill or you want the stronger reasoning-first profile.
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
Grok Code Fast 1 and Laguna XS.2 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.
Grok Code Fast 1 is also the more expensive model on tokens at $0.20 input / $1.50 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for Laguna XS.2. That is roughly Infinityx on output cost alone. Laguna XS.2 is the reasoning model in the pair, while Grok Code Fast 1 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 | Grok Code Fast 1 | Δ | Laguna XS.2 |
|---|---|---|---|
| Coding | Grok Code Fast 170.8 | Margin← 10.0 | Laguna XS.260.8 |
| Agentic | Grok Code Fast 1Not measured | MarginNo overlap | Laguna XS.235.7 |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
SWE-bench Verified
CodingA 70.8%B 69.9%Winner: Grok Code Fast 1Δ 0.9SWE-bench Verified: Grok Code Fast 1 scored 70.8%; Laguna XS.2 scored 69.9%. Grok Code Fast 1 wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Grok Code Fast 1 | Laguna XS.2 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Grok Code Fast 1$0.2 input / $1.5 output | Laguna XS.2$0 input / $0 output | Laguna XS.2 has the lower combined listed price. |
| Generation speedtokens per second | Grok Code Fast 1172 tok/s | Laguna XS.2Not available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Grok Code Fast 12.81 s | Laguna XS.2Not available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Grok Code Fast 1256K | Laguna XS.2256K | Listed context windows are equal. |
Benchmark Deep Dive
Agentic2 benchmarks
CodingGrok Code Fast 1 wins5 benchmarks
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | Grok Code Fast 1 | Laguna XS.2 | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 21.6% | — | Not comparable |
| AA-GPQA DiamondSource | 72.7% | — | Not comparable |
| AA-HLESource | 7.5% | — | Not comparable |
| AA-Omniscience IndexSource | -36.0% | — | Not comparable |
| AA-Omniscience AccuracySource | 23.8% | — | Not comparable |
| AA-Omniscience Hallucination RateSource | 78.5% | — | Not comparable |
Inst. Following1 benchmarks
| Benchmark | Grok Code Fast 1 | Laguna XS.2 | Result |
|---|---|---|---|
| AA-IFBenchSource | 41.4% | — | Not comparable |
Frequently Asked Questions (2)
Which is better, Grok Code Fast 1 or Laguna XS.2?
Grok Code Fast 1 and Laguna XS.2 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, Grok Code Fast 1 or Laguna XS.2?
Grok Code Fast 1 has the edge for coding in this comparison, averaging 70.8 versus 60.8. Inside this category, SWE-bench Verified is the benchmark that creates the most daylight between them.
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