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Grok 4.3 (medium)
SpaceXAI · Released 2026-04-30 · Independent benchmark scores from Artificial Analysis
Intelligence Index
24.8
Output speed
128.2
tokens/sec
Blended price
$1.56
per 1M tokens
Time to first token
19.25s
Model metadata
| Model ID | 5e8b0d98-a3b4-42b5-93d8-ecb748788754 |
|---|---|
| Slug | grok-4-3-medium |
| Release date | 2026-04-30 |
| Provider | SpaceXAI |
| Provider slug | xai |
| Output speed | 128.2 tok/s |
| Time to first token | 19.25s |
| Time to first answer | 19.25s |
| Blended price ($/1M) | $1.56 |
| Input price ($/1M) | $1.25 |
| Output price ($/1M) | $2.50 |
All evaluation scores (17)
| aime | — |
|---|---|
| aime 25 | — |
| artificial analysis coding index | — |
| artificial analysis intelligence index | 24.80 |
| artificial analysis math index | — |
| gpqa | 89.0% |
| hle | 30.0% |
| ifbench | 83.3% |
| lcr | 75.0% |
| livecodebench | — |
| math 500 | — |
| mmlu pro | — |
| scicode | — |
| tau banking | — |
| tau2 | 91.2% |
| terminalbench hard | 30.3% |
| terminalbench v2 1 | — |
Source: artificialanalysis.ai/models/grok-4-3-medium
Benchmark data from Artificial Analysis.