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Grok 4.3

xAIGrokProprietary

Description

Grok 4.3 is xAI's newest flagship general-purpose model. xAI describes it as the most intelligent and fastest model it has built, with a 1 million token context window, reasoning support, function calling, structured outputs, prompt caching, and industry-leading non-hallucination, agentic tool calling, and instruction-following capabilities.

Release Date
2026-05-06
Parameters
Context Length
1.0M
Modalities
image, pdf, text

Capability Radar

100
general
0
coding
100
reasoning
85
scienceest.
100
agents
80
multimodal

Science uses a reasoning proxy when dedicated science benchmarks are unavailable.

Rankings

Domain#RankScoreSource
Agentic Capability107
37.0
LS

Benchmark Scores (LLM Stats)

Agents

GDPval-AA1100.00 / 3000SR
Finance Agent v237.7%SR

AA Evaluation Indices

No AA evaluation data available

LLM Stats Category Scores

Legal
100
General
100
Reasoning
100
Finance
100
Agents
100

Pricing

Input Price$0 / 1M tokens
Output Price$0 / 1M tokens
Blended Price (3:1)$0 / 1M tokens
Cache Read Price$0.2 / 1M tokens

Speed

No speed data available

Provider Price Ranking

Provider Price Ranking

3 providers

Cheapest: xAIMost Expensive: Auriko
ProviderInputOutput
1xAIPRIMARY
$0
$0
2AIHubMix
$1.25
$2.5
3Auriko
$1.25
$2.5

Compare pricing across different API providers for this model.

External Sources