Grok 4.3
Grok 4.3 is xAI's language model with a 1.0M context window, available from 3 providers, starting at $1.25 / 1M input and $2.50 / 1M output. A multimodal reasoning LLM from xAI that accepts text and image inputs, designed for agentic workflows, instruction-following, and tool-use tasks requiring high factual accuracy.
xAI's language model with a 1.0M context window, available from 3 providers, starting at $1.25 / 1M input and $2.50 / 1M output. A multimodal reasoning LLM from xAI that accepts text and image inputs, designed for agentic workflows, instruction-following, and tool-use tasks requiring high factual accuracy.53.2#8 |
41.0#35 |
0.9#9 |
0.3#12 |
0.8#1 |
18.40s#449 |
0.5#20 |
0.6#57 |
0.4#39 |
1.0#6 |
205.4#28 |
Capabilities
Input3/5
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Output1/5
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Capabilities5/13
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Pricing by Provider
| Provider | Standard | Batch | |||||
|---|---|---|---|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | Web Search $ / query | Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | |
 OpenRouter | $1.25 | $2.50 | $0.200 | $0.0050 | — | — | — |
 Vercel AI Gateway | $1.25 | $2.50 | $0.200 | N/A | — | — | — |
xAI | $1.25 | $2.50 | $0.200 | N/A | $0.625 | $1.25 | $0.100 |
Cost Calculator
Preset:
Compares every provider & tier in USD
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Grok 4.3 | 1.0M | $1.25 | $2.50 | Current | |
| Grok 4.20 | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 Multi-Agent | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 Multi-Agent Beta | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 Non-Reasoning | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.20 Reasoning | 2.0M | $1.25 | $2.50 | Available | |
| Grok 4.1 Fast | 2.0M | $0.200 | $0.500 | Available | |
| Grok 4 Fast | 2.0M | $0.200 | $0.500 | Available | |
| Grok 4 Fast Non-Reasoning | 2.0M | $0.200 | $0.500 | Available | |
| Grok 4 | 256K | $3.00 | $15.00 | Available | |
| Grok 4 Reasoning | 2.0M | $0.200 | $0.500 | Available |