LLM Comparison
Sonar Deep Research vs Palmyra X5
Side-by-side specs, pricing & capabilities · Updated April 2026
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2/6 modelsSame tier:
S Sonar Deep Research | P Palmyra X5 | |
|---|---|---|
| Organization | Perplexity AI | Writer |
| OpenTools Score | 29 5.8 | |
| Family | Sonar | Palmyra |
| Status | Current | Current |
| Release Date | Mar 2025 | Jan 2026 |
| Context Window | 128K tokens | 1.0M tokens |
| Input Price | $2.00/M tokens | $0.60/M tokens |
| Output Price | $8.00/M tokens | $6.00/M tokens |
| Capabilities | textcode | textcode |
| Max Output | — | 8K tokens |
| API Identifier | perplexity/sonar-deep-research | writer/palmyra-x5 |
| Benchmarks | ||
| GPQA Diamond | 47.1perplexity | — |
| MMLU Pro | 68.9perplexity | — |
| MATH-500 | 81.7perplexity | — |
| AIME | 48.7perplexity | — |
| View Sonar Deep Research | View Palmyra X5 | |
Cost Calculator
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| Model | Input | Output | Total / mo | vs Best |
|---|---|---|---|---|
| Palmyra X5Cheapest | $0.60 | $3.00 | $3.60 | — |
| Sonar Deep Research | $2.00 | $4.00 | $6.00 | +67% |
Perplexity AI
Sonar Deep Research
Sonar Deep Research is a large language model from Perplexity AI. Supports up to 128,000 token context window. Achieves 83.0% on MMLU. Available from $2.00/M input tokens.
Writer
Palmyra X5
Palmyra X5 is a large language model from Writer. Supports up to 1,040,000 token context window. Available from $0.60/M input tokens.
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