How much does the grok-4.3 API cost?

$1.25 per 1M input tokens and $2.50 per 1M output tokens. Each call is billed from your AIsa balance at the rates on this page, with no subscription.

What is the model ID for grok-4.3?

The model ID is grok-4.3. Pass it as the model field of a request to /v1/chat/completions, with your AIsa key as a Bearer token.

Can I try grok-4.3 for free?

No. grok-4.3 needs a paid balance, so top up from $10 in the console before you call it. Each call is then billed at the rates on this page.

grok-4.3 API

xAITextLive$1.25 input, $2.50 output per 1M tokensOpen the xAI guide in the docs

Call xAI’s grok-4.3 with your AIsa key on /v1/chat/completions. Each call is billed from your AIsa balance at the rates below, with no xAI account.

Make a call

One key for every model. This calls /v1/chat/completions with the model ID grok-4.3.

curl -X POST "https://api.aisa.one/v1/chat/completions" \
  -H "Authorization: Bearer $AISA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "grok-4.3",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

How it’s priced

Input: $1.25 / 1M tokens
Output: $2.50 / 1M tokens

Prices in USD, read live from AIsa’s price list.

Questions about grok-4.3

Compare other xAI models

6 more models from xAI on the same key.

grok-4.3 API

xAITextLive$1.25 input, $2.50 output per 1M tokensOpen the xAI guide in the docs

Call xAI’s grok-4.3 with your AIsa key on /v1/chat/completions. Each call is billed from your AIsa balance at the rates below, with no xAI account.

Make a call

One key for every model. This calls /v1/chat/completions with the model ID grok-4.3.

curl -X POST "https://api.aisa.one/v1/chat/completions" \
  -H "Authorization: Bearer $AISA_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "grok-4.3",
    "messages": [{"role": "user", "content": "Hello"}]
  }'

How it’s priced

Input: $1.25 / 1M tokens
Output: $2.50 / 1M tokens

Prices in USD, read live from AIsa’s price list.

Questions about grok-4.3

Compare other xAI models

6 more models from xAI on the same key.

grok-4.3 API

Make a call

How it’s priced

Questions about grok-4.3

How much does the grok-4.3 API cost?

What is the model ID for grok-4.3?

Can I try grok-4.3 for free?

Compare other xAI models

Search the catalog

grok-4.3 API

Make a call

How it’s priced

Questions about grok-4.3

How much does the grok-4.3 API cost?

What is the model ID for grok-4.3?

Can I try grok-4.3 for free?

Compare other xAI models