xAI model
Grok 4.3 API cost calculator
Grok 4.3 costs $1.25 per 1M input tokens and $2.50 per 1M output tokens on the xAI API, with a 1M-token context window. A typical request (2K input, 500 output tokens) costs $0.0037 — about $113/month at 1,000 requests per day. Use the calculator below to model your exact workload.
Find me a cheaper modelWhat real workloads cost on Grok 4.3
| Workload | Tokens (in / out) | Per request | Per 1K requests |
|---|---|---|---|
| Chatbot message | 500 / 300 | $0.0014 | $1.38 |
| RAG query with context | 4,000 / 500 | $0.0063 | $6.25 |
| Document summarization | 20,000 / 1,000 | $0.03 | $27.50 |
| Agent coding session | 100,000 / 5,000 | $0.14 | $138 |
Grok 4.3 vs other xAI models
| Model | Input /1M | Output /1M | Context |
|---|---|---|---|
| Grok 4.3 | $1.25 | $2.50 | 1M |
| Grok 4.6 | $2 | $6 | 500K |
| Grok 4.5 | $2 | $6 | 500K |
| Grok Build 0.1 | $1 | $2 | 256K |
| Grok 4.20 Multi-Agent | $1.25 | $2.50 | 2M |
Frequently asked questions
How much does Grok 4.3 cost per 1M tokens?
According to current pricing data, Grok 4.3 costs $1.25 per 1M input tokens and $2.50 per 1M output tokens. Processing 1M tokens each way costs $3.75.
What does a typical API request to Grok 4.3 cost?
A typical request with 2,000 input tokens and 500 output tokens costs $0.0037. At 1,000 requests per day that is $3.75 daily, or about $113 per month.
What is Grok 4.3's context window?
Grok 4.3 supports a 1M-token context window (1,000,000 tokens).
Does Grok 4.3 support prompt caching?
Yes. Cached input tokens cost $0.20 per 1M — a 84% discount versus the standard input rate, which matters for agents and chat apps that resend the same system prompt.
What is a cheaper alternative to Grok 4.3?
Ling-2.6-flash from Inclusionai is currently the cheapest comparable option at $0.01 per 1M input tokens versus $1.25 for Grok 4.3 — roughly 125x cheaper on input.
Prices may differ from xAI's official pricing page for batch, tiered, or fine-tuned usage. Compare all current prices on the live model pricing dashboard, see Grok 4.3 vs Ling-2.6-flash pricing, or run Grok 4.3 head-to-head against other models in the side-by-side comparison playground.
Pricing data via the OpenRouter models API.