| type |
entity_type |
name |
domain |
secondary_domains |
handles |
website |
status |
founded |
founders |
category |
stage |
funding |
key_metrics |
competitors |
tracked_by |
created |
last_updated |
related |
reweave_edges |
| entity |
lab |
xAI |
ai-alignment |
|
|
https://x.ai |
active |
2023-03-01 |
|
Frontier AI laboratory |
growth |
$20B Series E (Jan 2026) |
| valuation |
gpu_cluster |
models |
| ~$230B (Jan 2026) |
1M+ H100 GPU equivalents (Colossus I & II, Memphis) |
Grok 4, Grok 4.1 (leads LMArena Elo 1483) |
|
| OpenAI |
| Anthropic |
| Google DeepMind |
|
theseus |
2026-03-16 |
2026-03-16 |
|
| Google DeepMind|related|2026-03-28 |
| OpenAI|related|2026-03-28 |
|
xAI
Overview
Elon Musk's AI laboratory, pursuing frontier capability through sheer compute scale. xAI operates the largest known GPU cluster (Colossus I & II in Memphis, 1M+ H100 equivalents) and integrates with X/Twitter for real-time data access. Grok 4.1 currently leads LMArena benchmarks.
Current State
- Grok 4/4.1 are current models. Grok Voice launched for multilingual speech. Grok 5 in training
- $230B valuation after $20B Series E (Jan 2026)
- Colossus infrastructure: largest compute cluster known, targeting 1M GPUs by 2026
- Distribution via X platform (~500M users)
Timeline
- 2023-03 — Founded by Elon Musk
- 2024 — Grok models integrated into X/Twitter
- 2025 — Built Colossus I & II in Memphis
- 2026-01 — Raised $20B Series E at ~$230B valuation
Competitive Position
The compute-maximalist approach: xAI's thesis is that scale (data + compute) dominates and safety concerns are overblown or solvable through capability. This is the structural opposite of SSI and Anthropic's founding theses. X/Twitter integration provides a unique real-time data moat.
Alignment Significance
xAI represents the "capability-first, safety-later" approach at maximum scale. The alignment community's concern: if the biggest compute cluster is operated by the lab with the least safety infrastructure, the competitive dynamics force safety-focused labs to match speed rather than maintaining safety margins.
Relationship to KB
Topics:
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