Grok 4.3
Flagshipby xAI
High-speed reasoning model.
At a glance
- Provider
- xAI
- Best for
- Flagship
- Reads images
- Yes
- Price
- from $10 / 1M tokens
- Subscription
- None — pay as you go
Benchmarks
Higher is better.
- GPQA Diamond· graduate-level reasoning
- 90.1%
- AA Coding Index· real-world coding (composite)
- 42.2%
Source: artificialanalysis.ai, as of 13 Aug 2026. Figures are publisher-reported where not independently verified.
Use Grok 4.3 without a subscription
On the GPQA Diamond graduate-level reasoning benchmark, Grok 4.3 scores 90.1%. anyAInow gives you Grok 4.3 alongside every other top AI model from a single balance — from $10 / 1m tokens, with no monthly fee and tokens that never expire. Start a chat on Grok 4.3, switch to another model mid-conversation, or run two models side by side to compare their answers. Top up from $5 and only pay for what you use.
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