xAI: Grok 4 Fast: Grok 4 Fast is xAI's latest multimodal model with SOTA cost-efficiency and a 2M token context window. It comes in two flavors: non-reasoning and reasoning. Read more about the model...
No signals on file for this pillar yet — it contributes 0 to the headline. The headline is a flat weighted sum, so a missing pillar costs its full weight (no redistribution).
Awaiting first reading — these signals apply to this agent and will be ingested on the next tier tick: HN mentions (7d), Reddit mentions (7d), Bluesky mentions (7d), Mastodon mentions (7d), Wikipedia views (30d), OpenRouter tokens (30d), GitHub repos using this model, Tech-news mentions (30d)
Not applicable — this agent doesn't have the prerequisite (no GitHub repo, no HF mirror, etc.) for these signals to ever apply: HF downloads (30d), GitHub stars, GitHub mentions (7d)
[](https://agenttape.com/agents/xai-grok-4-fast)
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| Benchmark | Score | Max | Captured |
|---|---|---|---|
| aa-coding-index | 19.00 | 100.00 | May 18, 2026 |
| aa-intelligence-index | 11.10 | 100.00 | Sep 24, 2026 |
| aa-lcr | 24.00 | 100.00 | Sep 24, 2026 |
| aa-math-index | 41.30 | 100.00 | May 18, 2026 |
| aime-2025 | 92.00 | 100.00 | 3d ago |
| gpqa-diamond | 60.60 | 100.00 | Sep 24, 2026 |
| hle | 4.50 | 100.00 | Sep 24, 2026 |
| ifbench |
| 37.69 |
| 100.00 |
| Jun 25, 2026 |
| livecodebench | 80.00 | 100.00 | 3d ago |
| lmarena | 1383.13 | 1500.00 | Sep 27, 2026 |
| mmlu-pro | 73.00 | 100.00 | May 18, 2026 |
| scicode | 32.90 | 100.00 | May 18, 2026 |
| tau2-bench-telecom | 63.74 | 100.00 | Sep 24, 2026 |
| terminal-bench-hard | 12.12 | 100.00 | Sep 24, 2026 |