LLM Comparison
GPT-5.4 vs Sonar Pro Search
Side-by-side specs, pricing & capabilities · Updated May 2026
Price vs Intelligence
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 74 8.4 | 22 2.4 |
| Family | GPT | Sonar |
| Status | Current | Current |
| Release Date | Mar 2026 | Oct 2025 |
| Context Window | 1.1M tokens | 200K tokens |
| Input Price | $2.50/M tokens | $3.00/M tokens |
| Output Price | $15.00/M tokens | $15.00/M tokens |
| Pricing Notes | Cache read: $0.2500/M tokens | — |
| Capabilities | textvisioncode | textvisioncode |
| Max Output | 128K tokens | 8K tokens |
| API Identifier | openai/gpt-5.4 | perplexity/sonar-pro-search |
| Benchmarks | ||
| GPQA Diamond | 93openai | 47.1perplexity |
| SWE-bench Pro | 57.7openai | — |
| OSWorld-Verified | 75openai | — |
| Terminal-Bench 2.0 | 75.1openai | — |
| ARC-AGI-2 | 73.3openai | — |
| BrowseComp | 82.7openai | — |
| MMMU-Pro | 81.2openai | — |
| MATH-500 | 94.6openai | 81.7perplexity |
| MMLU Pro | — | 68.9perplexity |
| AIME | — | 48.7perplexity |
| View GPT-5.4 | View Sonar Pro Search | |
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| GPT-5.4Cheapest | $2.50 | $7.50 | $10.00 | — |
| Sonar Pro Search | $3.00 | $7.50 | $10.50 | +5% |
OpenAI
GPT-5.4
GPT-5.4 is a multimodal llm from OpenAI. Supports up to 1,050,000 token context window. Available from $2.50/M input tokens.
Perplexity AI
Sonar Pro Search
Sonar Pro Search is a multimodal llm from Perplexity AI. Supports up to 200,000 token context window. Achieves 83.0% on MMLU. Available from $3.00/M input tokens.
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