Grok 4.3 vs Sonar Deep Research
Cost and capability comparison. For a sample workload of 1,000 input and 500 output tokens across 100,000 requests/month, Grok 4.3 is cheaper by about $350.00/month.
| Grok 4.3 | Sonar Deep Research | |
|---|---|---|
| Provider | xai | perplexity |
| Input / 1M | $1.25 | $2.00 |
| Output / 1M | $2.50 | $8.00 |
| Per request (sample) | $0.00250 | $0.00600 |
| Monthly (sample) | $250.00 | $600.00 |
| Context window | 1,000,000 | 128,000 |
| Vision | Yes | No |
| Reasoning | Yes | Yes |
| Arena · Overall | 1400 | — |
| Arena · Coding | 1358 | — |
| Arena · Math & reasoning | 1382 | — |
| Arena · Agentic / tool use | 1365 | — |
Intelligence scores are community Arena ratings from LMArena / arena.ai, used under CC BY 4.0. Snapshot last refreshed 28 July 2026. Scores are a relative signal, not an absolute measure of capability. A Measured score was voted on directly; an Estimated score is inherited from an identical base model (a regional/creator-prefixed hosting duplicate). See our methodology.
Compare on your own workload
Grok 4.3 and Sonar Deep Research are pre-loaded. Adjust the tokens and monthly volume to see which is cheaper for your usage.
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| Grok 4.3 | xAI | $0.00250 | $250.00 | $3,000.00 | 1,000,000 |
| Sonar Deep Research | Perplexity | $0.00600 | $600.00 | $7,200.00 | 128,000 |
FAQ
Which is cheaper, Grok 4.3 or Sonar Deep Research?
For a workload of 1,000 input and 500 output tokens over 100,000 requests/month, Grok 4.3 is cheaper, costing about $250.00/month versus $600.00/month.
What is the context window of Grok 4.3 and Sonar Deep Research?
Grok 4.3 supports 1,000,000 tokens, while Sonar Deep Research supports 128,000 tokens.
Estimates for planning only. Verify current pricing with each provider.