Compare

Grok 4.3 — and what?

Pricing per million tokens, context window, capabilities — pulled from each provider's public docs. All 1 are available via the same AIgateway OpenAI-compatible endpoint; flip the model string to switch.

Search1/4
Grok 4.3
xai/grok-4.3
Provider
xAI
Family
Grok 4
Modality
text
Context window
1,000,000 tok
Max output
4,096 tok
Released
2026-05-22
License
Proprietary
Input price
$1.25 /1M
Output price
$2.50 /1M
Tools
Streaming
yes
Vision
JSON mode
Reasoning
Prompt caching
Batch API
Try it
Open in playground →
Grok 4.3
xai/grok-4.3
Full spec →

xAI's Grok 4.3 model with a 1M-token context window and strong agentic tool calling with minimal hallucinations. Accepts text and image inputs, and supports function calling, structured outputs, and configurable reasoning effort (none, low, medium, high).

Strengths
  • General-purpose chat
  • Long context
  • Tool use
Use cases
ChatbotsContent generationAgentic workflows

Compare with another

Grok 4 Fast vs Grok 4.3
xai/grok-4-fast · xai/grok-4.3
Grok 4 vs Grok 4.3
xai/grok-4 · xai/grok-4.3
Grok 4.20 Multi-Agent vs Grok 4.3
xai/grok-4.20-multi-agent-0309 · xai/grok-4.3
Grok 4.20 Non-Reasoning vs Grok 4.3
xai/grok-4.20-0309-non-reasoning · xai/grok-4.3
Grok 4.20 Reasoning vs Grok 4.3
xai/grok-4.20-0309-reasoning · xai/grok-4.3