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)
<a href="https://agenttape.com/agents/xai-grok-4-fast"><img src="https://agenttape.com/api/badge/xai-grok-4-fast.svg" alt="AgentTape" /></a>
| Benchmark | Score | Max | Captured |
|---|---|---|---|
| aa-coding-index | 19.00 | 100.00 | May 18, 2026 |
| aa-intelligence-index | 16.50 | 100.00 | 9d ago |
| aa-math-index | 41.30 | 100.00 | May 18, 2026 |
| aime-2025 | 50.00 | 100.00 | May 18, 2026 |
| gpqa-diamond | 50.00 | 100.00 | 13h ago |
| ifbench | 37.69 | 100.00 | 13h ago |
| livecodebench | 50.00 | 100.00 | 13h ago |
| lmarena | 1366.39 |
| 1500.00 |
| 20d ago |
| mmlu-pro | 73.00 | 100.00 | May 18, 2026 |
| scicode | 32.90 | 100.00 | May 18, 2026 |