Model comparison
Grok Code Fast 1 vs K-Exaone
Head-to-head evidence from 12 shared benchmark results across 5 categories. Overall scores shown here use the public BenchAlign v5 ranking lane.
BenchAlign evidence: Grok Code Fast 1 supported; K-Exaone estimated. Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. Grok Code Fast 1 and K-Exaone share 12 comparable benchmark results. 0 of 8 categories are comparable. 1 result is unique to Grok Code Fast 1; 0 to K-Exaone.
Updated July 16, 2026- Shared results
- 12
- Grok Code Fast 1 only
- 1
- K-Exaone only
- 0
- Comparable categories
- 0 / 8
Benchmark data for Grok Code Fast 1 and K-Exaone is coming soon on BenchLM.
Confidence note. This is a partial-evidence comparison with 12 shared benchmark results across 5 evidence categories; 0 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
BenchLM has partial data for these models, but not enough overlapping benchmark coverage to produce a fair score-level comparison yet.
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 | K-Exaone |
|---|---|---|---|
| Coding | Grok Code Fast 170.8 | MarginNo overlap | K-ExaoneNot measured |
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | Grok Code Fast 1 | K-Exaone | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | Grok Code Fast 1$0.2 input / $1.5 output | K-ExaoneNot available | A complete price comparison is not available. |
| Generation speedtokens per second | Grok Code Fast 1172 tok/s | K-ExaoneNot available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | Grok Code Fast 12.81 s | K-ExaoneNot available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | Grok Code Fast 1256K | K-Exaone256K | Listed context windows are equal. |
Benchmark Deep Dive
Agentic1 benchmarks
| Benchmark | Grok Code Fast 1 | K-Exaone | Result |
|---|---|---|---|
| τ²-bench resultsSource | 75.7% | 74.3% | Grok Code Fast 1 leads |
Coding3 benchmarks
Reasoning2 benchmarks
Knowledge6 benchmarks
| Benchmark | Grok Code Fast 1 | K-Exaone | Result |
|---|---|---|---|
| Artificial Analysis Intelligence IndexSource | 21.6% | 24.7% | K-Exaone leads |
| AA-GPQA DiamondSource | 72.7% | 78.3% | K-Exaone leads |
| AA-HLESource | 7.5% | 13.1% | K-Exaone leads |
| AA-Omniscience IndexSource | -36.0% | -57.9% | Grok Code Fast 1 leads |
| AA-Omniscience AccuracySource | 23.8% | 16.5% | Grok Code Fast 1 leads |
| AA-Omniscience Hallucination RateSource | 78.5% | 89.1% | Grok Code Fast 1 leads |
Inst. Following1 benchmarks
| Benchmark | Grok Code Fast 1 | K-Exaone | Result |
|---|---|---|---|
| AA-IFBenchSource | 41.4% | 64.7% | K-Exaone leads |
Frequently Asked Questions (3)
Can I compare Grok Code Fast 1 and K-Exaone on BenchLM yet?
Not fully yet. BenchLM is tracking both models, but the sourced benchmark breakdown for this comparison is still coming soon.
Why does this comparison show “coming soon”?
BenchLM only shows category winners and benchmark-level calls when we have sourced results that can be compared fairly. For these models, the public benchmark coverage is not complete enough yet.
What data is available for Grok Code Fast 1 and K-Exaone today?
Grok Code Fast 1: $0.20 input / $1.50 output per 1M tokens Both model pages still include creator, context window, reasoning mode, and other metadata while benchmark coverage fills in.
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