Grok 4.3

Model ● Covered in 3 stories + Follow

Grok 4.3 is tracked in TLDRocket’s model dataset. Explore the recorded developments, relationships and supporting evidence below. Coverage reflects our monitored sources and may be incomplete.

Specifications

No specifications recorded yet.

Latest developments

Open source release: xAI & Grok 4.3 AWS · 3 months ago · 6 Market development: Google & OpenAI Anthropic · 3 months ago · 8 Model release: SpaceX & xAI Latent Space · 3 months ago · 6

Timeline

Month Quarter Year

Q3 2026

Open source release: Anthropic & Grok 4.3 Open source release

Model release: Cursor & Grok 4.5 Model release

16 Jul Open source release: xAI & Grok 4.3
16 Jul Market development: Google & OpenAI
9 Jul Model release: SpaceX & xAI

Relationships

Products & technology

Integrated with Amazon Bedrock · 1 source
xAI develops this model · 1 source