Grok Build 0.1 API pricing
Grok Build 0.1 costs $1 per million input tokens and $2 per million output tokens. A typical chatbot request (about 1,500 input + 400 output tokens) costs $0.0024, or $2.38 per 1,000 requests.
0 characters0 words0 tokens (GPT o200k)
| Model | Per month |
|---|---|
| Grok Build 0.1 |
≈ = estimated token count: only OpenAI publishes its tokenizer. Claude counts use Anthropic’s published ratios; use the count_tokens API for an exact number.
Grok Build 0.1 price per million tokens
USD, xAI standard tier. Prices checked on October 28, 2026.
| Token type | Price per 1M |
|---|---|
| Input | $1 |
| Cached input | $0.2 |
| Output | $2 |
| Input, prompts above 200K | $2 |
| Cached input, above 200K | $0.4 |
| Output, prompts above 200K | $4 |
Above 200K prompt tokens the higher rate applies to the whole request.
Model ID: grok-build-0.1 · Source: docs.x.ai
What a Grok Build 0.1 request costs
| Request | Per request | Per 1,000 |
|---|---|---|
| Short chat reply 500 input + 200 output tokens | $0.00093 | $0.93 |
| Chatbot turn with context 1,500 input + 400 output tokens | $0.0024 | $2.38 |
| Document Q&A (RAG) 8,000 input + 500 output tokens | $0.0094 | $9.40 |
| Long-document summary 150,000 input + 2,000 output tokens | $0.16 | $162 |
Token counts are measured with GPT's o200k tokenizer and converted for Grok Build 0.1 (see below). No caching or batch discount.
Similarly priced models
| Model | Chatbot request | vs Grok Build 0.1 |
|---|---|---|
| Gemini 3.8 Flash Google | $0.0027 | +13% |
| Gemini 3.6 Flash Google | $0.0027 | +13% |
| GPT-5.4 mini OpenAI | $0.0029 | +23% |
| Grok 4.3 xAI | $0.0030 | +25% |
| Grok 4.20 xAI | $0.0030 | +25% |
| o4-mini OpenAI | $0.0034 | +44% |
Frequently asked questions
How much does the Grok Build 0.1 API cost?
Grok Build 0.1 costs $1 per million input tokens and $2 per million output tokens on xAI's standard tier, rising to $2 / $4 for prompts above 200K tokens. Prices checked on October 28, 2026.
How much does one Grok Build 0.1 request cost?
A typical chatbot request with about 1,500 input and 400 output tokens costs about $0.0024, or $2.38 per 1,000 requests. Paste your own prompt into the calculator on this page for an exact estimate.
Does Grok Build 0.1 support prompt caching?
Yes. Cached input costs $0.2 per million tokens, 80% less than regular input.
Does Grok Build 0.1 have a Batch API discount?
No, Grok Build 0.1 has no Batch API discount.
How are Grok Build 0.1 tokens counted?
Grok Build 0.1's tokenizer is not published. We estimate about 1.05× the GPT o200k count for the same text.