Build next-gen apps with grok-4.3
Pricing
TokenLab Price
Input $1.25 / Output $2.50
| Official Price | TokenLab Price | Discount | |
|---|---|---|---|
| Input | $1.25 | $1.25 | - |
| Output | $2.50 | $2.50 | - |
| Cache Read | $0.20 | $0.20 | - |
One-click test
Sign in once and Web Agent keeps this model, prompt, and request preset for you.
Test grok-4.3 in Web Agent with a short request at /v1/responses, then show request body, latency, and response.
API workbench
The default route for production. The code sample below uses this endpoint with the format you pick.
curl https://api.tokenlab.sh/v1/responses \
-H "Content-Type: application/json" \
-H "Authorization: Bearer sk-xxx" \
-d '{
"model": "grok-4.3",
"input": "Hello!"
}'Use cases
Best forReasoning
Multi-step reasoning, analysis, and research workflows
Vision
Reading images, parsing documents, and answering visual questions
Agents and tools
Drive reasoning, support triage, tool calls, and multi-step task flows.
Developer workflows
Generate, review, or debug code without rewiring your stack.
Knowledge assistants
Ship chat, search, and retrieval with predictable cost and behavior.
Side-by-side test
See real response quality, latency, and price before this becomes your production default.
Prompt examples
Write a concise support reply and list the assumptions behind it.
Review this API design and call out the top three integration risks.
Turn a long changelog into release notes a non-engineer would read.
Cost Calculator
FAQ
How much does grok-4.3 cost?
On TokenLab, grok-4.3 costs $1.2500 per 1M input tokens and $2.5000 per 1M output tokens. Cache and per-request prices show in the pricing table when they apply.
What is grok-4.3 best for?
grok-4.3 is a strong fit for JSON Mode, Prompt Cache, Reasoning. You can call it through TokenLab with one API key.
How do I call the grok-4.3 API?
Get a TokenLab API key, then send your request to https://api.tokenlab.sh/v1/responses. The API workbench above has a recommended endpoint and copy-ready code.
Which endpoint should grok-4.3 use?
Use https://api.tokenlab.sh/v1/responses as the default for grok-4.3. If a provider-native format is supported, the API workbench shows that endpoint too.
Can I test grok-4.3 before integrating it?
Yes. Try in Web Agent opens a ready test for grok-4.3 and keeps your prompt after sign-in, so you don’t lose context.
