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xAI: Grok 4.3

Grok 4.3 is a reasoning model from xAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...

1,000,000 Context
N/A Max output
$1.25 / 1M Prompt price
2026-04-30 Created
01 / Snapshot

Pricing, context, modalities, and parameters.

Model Radar detail pages stay neutral and operator-readable: core metadata first, then workflow fit.

Provider xAI Input modalities text, image
Output modalities text Prompt price $1.25 / 1M
Completion price $2.50 / 1M Request price N/A
Context length 1,000,000 Max completion tokens N/A
Supported parameters frequency_penalty, include_reasoning, logprobs, max_tokens, presence_penalty, reasoning, response_format, seed, stop, structured_outputs, temperature, tool_choice, tools, top_logprobs, top_p
Best for x-ai/grok-4.3

xAI: Grok 4.3

Grok 4.3 is a reasoning model from xAI. It accepts text and image inputs with text output, and is suited for agentic workflows, instruction-following tasks, and applications requiring high factual...

Deep analysis Cross-modal work Long context High-volume usage new vision tool-capable long-context low-cost
03 / Colophon

Routes and exits.

Each model page stays simple: overview, compare, related models, then back to the public hub.