Grok 4.3 Beta
Grok 4.3 Beta is behind the leaders in math. Too few results yet to rate reasoning, coding, agentic tasks, safety, long context, multimodal tasks, multilingual tasks, instruction following, or factuality.
Capability profile
Bars show the model's median result as a share of the leading model's, per capability. Select a row to see its results.
Too few results yet to rate Reasoning, Coding, Agentic, Safety, Long Context, Multimodal, Multilingual, Instruction Following or Factuality.
Price
No current price is tracked for this model. See the rate card
Evidence
3results on3benchmarks
- 3 independently verified
From 3 sources · latest Sep 9, 2026 · How verification works
Grok 4.3 Beta benchmark results
3 results on 3 benchmarks, grouped by capability. Each bar is the result as a share of the capability leader's; every result links to its source.
46.9% behind the leader2 of 5 ranked benchmarks measured
- 42.81Sep 9, 2026
- 14.63Sep 8, 2026
0 of 4 ranked benchmarks measured
- 33.20Jun 20, 2026
Grok 4.3 Beta: common questions
Who makes Grok 4.3 Beta?
Grok 4.3 Beta is made by SpaceXAI.
What is Grok 4.3 Beta good at?
Grok 4.3 Beta is behind the leaders in math. Too few results yet to rate reasoning, coding, agentic tasks, safety, long context, multimodal tasks, multilingual tasks, instruction following, or factuality.
How many benchmarks has Grok 4.3 Beta been tested on?
We track 3 results for Grok 4.3 Beta on 3 benchmarks from 3 sources, 3 of them independently verified. The latest was recorded on Sep 9, 2026.
About this record
Where Grok 4.3 Beta's numbers come from, and every name it appears under.
- Tracked since
- Jun 20, 2026
- Newest source mention
- Jun 20, 2026
Where the results come from
Verification: 3 scores · 3 independently verified. How these tiers are assigned
From 3 sources on 1 site. epoch.ai supplies all of them; the 3 independently verified results come from 1 site. Bars are coloured by trust tier.
- epoch.ai3