Model Details
Owner
xAI
Released
Apr 2026
Status
Active
Context Length
1,000,000
Max Output
NA
Provider
Perplexity
Where is grok-4.3 a perfect fit?
Grok 4.3 is xAI's fast, production-ready reasoning model designed for strong instruction following, reliable tool calling, and high factual accuracy while offering significantly lower cost than larger flagship models.
- High-volume coding assistants and software engineering workflows
- Multi-step autonomous agents using external tools
- Long-document and large codebase analysis
- Structured data extraction and JSON generation
- Enterprise assistants requiring reliable instruction following
- Function-calling and workflow orchestration
- Research and knowledge-work automation
- Cost-sensitive applications needing frontier-level reasoning with a 1M-token context window
- High-volume coding assistants and software engineering workflows
- Multi-step autonomous agents using external tools
- Long-document and large codebase analysis
- Structured data extraction and JSON generation
- Enterprise assistants requiring reliable instruction following
- Function-calling and workflow orchestration
- Research and knowledge-work automation
- Cost-sensitive applications needing frontier-level reasoning with a 1M-token context window
Quick Model Estimate
Your GPT-5 Cost Estimate
💰 Total Cost
USD 3.00
for 1000 input + 1000 output tokens
📥 Input (1000 × $1.250000)
USD 1.5000
📤 Output (1000 × $2.500000)
USD 1.5000
Cost Breakdown
📥 Input 50%
📤 Output 50%
Prices updated daily from official provider data.
Pricing
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 Perplexity
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Text | Standard | $1.2500 | $2.5000 | 0 – 200,000 tokens | → |
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Perplexity
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Text | Standard | $2.5000 | $5.0000 | 200,000+ tokens | → |