xAI's flagship reasoning model with 1M context, vision, and tool support.
PassingRight routes requests to the best providers that are able to handle your prompt size and parameters.
xAI's flagship reasoning model with 1M context, vision, and tool support. You can access it through PassingRight's OpenAI-compatible API with automatic provider routing, fallback, and cost analytics.
Pricing for Grok 4.3 on PassingRight starts at $1.25 per million input tokens and $2.50 per million output tokens, depending on the provider. The pricing table above always reflects the current per-provider rates.
Grok 4.3 supports a context window of up to 1,000,000 tokens on its largest provider deployment.
Grok 4.3 is served by AWS Bedrock, xAI, Azure AI Foundry through PassingRight. Requests are automatically routed to the best available provider, with fallback when a provider has issues.
Yes. Grok 4.3 supports both tool (function) calling and strict JSON output schema (upstream-enforced) through PassingRight.
Grok 4.3 was released on April 30, 2026.
Grok 4.7
500,000 context$2.00 in / $6.00 out per 1M
Grok Imagine Image 2.0
2,000 context$0.00 in / $0.00 out per 1M
Grok 4.6
500,000 context$2.00 in / $6.00 out per 1M
Grok STT 1.0
$0.00 in / $0.00 out per 1M
Grok 4.5
500,000 context$2.00 in / $6.00 out per 1M
Grok Imagine Video 1.5
2,000 context$0.00 in / $0.00 out per 1M