Kilo GatewayxAI: Grok 4.3 model ID, context window & pricing
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Quick facts
Model ID x-ai/grok-4.3
Source Kilo Gateway
Context Window 1000000
Pricing $1.25 input / $2.50 output per 1M tokens
Capabilities tool calling, reasoning, temperature control
Model overview
xAI: Grok 4.3 is an AI model from Kilo Gateway with 1000000 token context window and text, image, pdf input support.
Published pricing is $1.25 input and $2.50 output per 1M tokens.
- Workloads that use text, image, pdf inputs with text outputs.
- Agent and tool workflows that need function calling.
- Reasoning-heavy prompts where stepwise problem solving matters.
Model ID x-ai/grok-4.3
Provider Kilo Gateway
Family -
Status -
Knowledge Cutoff -
Release Date 2026-05-01
Input Modalities text, image, pdf
Output Modalities text
Context Window 1000000
Input Limit -
Output Limit 4096
Tool Calling Yes
Reasoning Yes
Structured Output -
Temperature Control Yes
Open Weights No
Input Cost / 1M tokens $1.25
Output Cost / 1M tokens $2.50
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $0.20
Cache Write Cost / 1M tokens -