xAI
Grok 4.20 0309 (Reasoning)
Grok 4.20 0309 (Reasoning) is an xAI Grok model profile, part of xAI's assistant and reasoning model family for real-time, coding, and general-purpose AI workflows. The benchmark snapshot highlights how this Grok variant compares with competing frontier and open-weight models on capability, speed, latency, and cost.
xAI model releasesModel Snapshot
ReleaseMar 10, 2026
Overall
Rank #25 across 526
48.5
Coding
Rank #47 across 436
42.2
Blended Price
Rank #268 across 357
$3.00/M
Strength Profile
Percentile score by analysis domain.
* Cost is inverted: lower input, output, and blended prices rank higher.
Benchmark Percentiles
Higher bars mean stronger relative placement.
Model Details
Runtime
Output Speed166.5 tok/s
First Token15.15s
Max Outputn/a
Pricing
Blended$3.00/M
All Benchmarks
| Metric | Domain | Value | Rank |
|---|---|---|---|
| Artificial Analysis Intelligence Index | overall | 48.5 | #25 |
| Artificial Analysis Coding Index | coding | 42.2 | #47 |
| GPQA | reasoning | 88.5% | #32 |
| Humanity's Last Exam | reasoning | 30.0% | #32 |
| SciCode |