grok-4 is xAI's Grok 4 reasoning conversational model, suitable for tasks that require breaking down conditions, analyzing code, comparing options, and following up continuously. On this platform, you can organize context through chat messages or use managed sessions to continue discussions. It is better suited for analysis based on clearly defined materials, rather than treating a single response as an automated execution program or real-time information query.
Clarify capacity, input/output, and invocation methods before selecting a model.
Reasoning positioning is a model capability; message format, streaming responses, and session management are platform invocation methods and are not equivalent to native capacity specifications.
Learn what grok-4 can bring to your work.
Grok 4 focuses on reasoning-based conversations. For problems with multiple conditions, you can ask it to organize the known conditions first, then compare hypotheses, explain the derivation, and provide a conclusion. It is suitable for mathematical discussions, technical trade-off decisions, and business rule analysis; clearly stating the conditions and acceptance criteria is more helpful for checking answers than simply asking it to “think deeply.”
After submitting code snippets, error messages, and expected behavior, you can ask grok-4 to help identify issues, propose modifications, and explain the impact. Continuing to add test results helps gradually narrow the scope of investigation. It delivers code and analytical recommendations; compilation, testing, and deployment must still be completed in the actual development environment.
Applications that maintain message history themselves can use the chat endpoint, passing user questions and assistant responses turn by turn. If you want to reduce session management code, you can choose AI Chat v2 and continue the discussion through the same session id. Streaming responses make it easier to display content as it is generated, but the interface should distinguish response fragments, completion states, and error events.
Start with specific tasks to find where the model can be effective.
Enter the relevant functions, error stack, runtime environment, and fixes already attempted, and let grok-4 organize possible causes, suggest an investigation order, and generate a draft modification. Deliverables may include issue explanations, patch suggestions, and a testing checklist; then bring actual test results back into the conversation to continue verification rather than directly accepting the initial assessment.
Provide business goals, constraints, and candidate solutions, ask the model to compare them using consistent criteria, and identify which conclusions depend on additional assumptions. This is suitable for creating technical selection documentation, rule conflict lists, or review outlines. Important data should be provided together with the question, keeping the discussion focused on facts in the materials and verifiable decision-making grounds.
Enter the problem, your own solution process, and where you are stuck, and let grok-4 explain key concepts, check the steps, and provide targeted practice suggestions. Through continuous follow-up questions, you can move from intuitive explanations to formulas or code expressions. The deliverables are explanatory and practice drafts; calculation results and boundary conditions should still be checked before formal use.
Choose based on task complexity, input materials, and expected results.
If your application has already established processes around grok-4's response style, prompts, and test sets, you can continue using it for reasoning, code analysis, and content tasks. Grok 4.7 is a different version; its long-context or reasoning configuration should not be applied directly to Grok 4. Whether to upgrade should be based on comparing results from the same set of real-world tasks.
If you need to trim history yourself, handle function calls, or read token usage, /grok/chat/completions is more straightforward. If you need to save discussions and continue follow-up questions by id, choose /aichat2/conversations. The two entry points change the integration method; they do not turn Grok 4 into another version or grant it every media capability.
From a small-scale task to production integration.
Define the goal, required inputs, and output requirements, and use real business examples as a starting point.
Open the trial page, confirm the parameters supported by this endpoint, then submit a small-scale task to review the results.
Keep the complete model ID, use the request format specified in the documentation, and confirm billing rules on the Pricing page.
Before production use, understand output quality and the scope of capabilities.
Answers to common questions about using grok-4.
No. grok-4 is the invocation ID for Grok 4, while Grok 4.7 is a different version. Evaluate task performance separately when choosing; do not treat Grok 4.7's context length, reasoning configuration, or new features as specifications for Grok 4, and do not judge migration benefits solely by version names.
Provide the code, error messages, expected results, and runtime environment, and specify which parts cannot be modified. You can first ask it to identify the cause, then generate a repair draft and testing checklist. After completing actual tests, bring failed cases back into the same conversation for further analysis; avoid confirming a successful fix based only on textual explanations.
When using the chat endpoint, you need to organize relevant history into messages. When using AI Chat v2, you can enable conversation persistence and include the same id in subsequent requests. Both approaches should avoid mixing in history from unrelated tasks; managed conversations do not mean the model has unlimited memory.
Simply sending a question does not mean performing a real-time search. Recent events should be analyzed together with search tool results or the latest materials you provide. For answers requiring timely information, it is recommended to request that source dates be specified and to separate factual statements from model inferences for easier later verification.
Not necessarily. Function calling in the chat endpoint expresses the function and parameters to use; the application still needs to validate, execute, and return the result. When using a conversation tool workflow, also check permissions and execution status; operations involving writing, publishing, or deletion should retain explicit authorization and failure handling.
Model information · Updated: 2026-10-01. See the API and Pricing sections for invocation parameters and billing rules.
Start with a clear goal and determine from real results whether it is suitable for your work.
This is only a basic call example. See the full docs for more parameters and advanced usage.
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