Grok Build 0.1
xAIReleased May 20, 2026
Grok Build 0.1 is xAI’s fast coding model trained specifically for agentic software engineering workflows. It supports text and image inputs with text output, and is optimized for interactive coding...
- Context window
- 256K tokens
- Input
- text, image
- Output
- text
- Tokenizer
- Grok
- Released
- May 20, 2026
- Reasoning
- always on
Pricing
Per 1M tokens. The provider price and our flat 3% fee are separate columns — what you pay is their sum.
| Per 1M tokens | Provider | + 3% fee | You pay |
|---|---|---|---|
| Input | $1.00 | $0.030 | $1.03 |
| Output | $2.00 | $0.060 | $2.06 |
| Cache read | $0.200 | $0.0060 | $0.206 |
Supported parameters
- frequency_penalty
- include_reasoning
- logprobs
- max_tokens
- presence_penalty
- reasoning
- response_format
- seed
- stop
- structured_outputs
- temperature
- tool_choice
- tools
- top_logprobs
- top_p
Call it
OpenAI-compatible: point your SDK at api.openkey.ai/v1 and use model x-ai/grok-build-0.1.
curl https://api.openkey.ai/v1/chat/completions \
-H "Authorization: Bearer $OPENKEY_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "x-ai/grok-build-0.1",
"messages": [{"role": "user", "content": "Hello"}]
}'import os
from openai import OpenAI
client = OpenAI(
base_url="https://api.openkey.ai/v1",
api_key=os.environ["OPENKEY_API_KEY"],
)
completion = client.chat.completions.create(
model="x-ai/grok-build-0.1",
messages=[{"role": "user", "content": "Hello"}],
)
print(completion.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.openkey.ai/v1",
apiKey: process.env.OPENKEY_API_KEY,
});
const completion = await client.chat.completions.create({
model: "x-ai/grok-build-0.1",
messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);Questions
- How much does Grok Build 0.1 cost via API?
- Through OpenKey, Grok Build 0.1 costs $1.03 per 1M input tokens and $2.06 per 1M output tokens. That is the provider price ($1.00 / $2.00) plus a flat 3% fee — nothing else.
- What is Grok Build 0.1's context window?
- Grok Build 0.1 accepts up to 256K tokens of context.
- Is Grok Build 0.1 OpenAI-compatible?
- Yes. Send requests to OpenKey's /v1/chat/completions endpoint with model "x-ai/grok-build-0.1" using any OpenAI SDK — only the base URL and API key change.
- What inputs does Grok Build 0.1 support?
- Grok Build 0.1 accepts text, image input and produces text output.
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