Sonar Reasoning is a text-based AI model by Perplexity. It features a 127K token context window, 0 tok/s output speed, free pricing. It scores 17.9 on the intelligence index.
Output Speed
0 tok/s
Latency (TTFT)
0.00s
Blended Price
$0.00/M
| Input (Prompt) | Free |
| Output (Completion) | Free |
| Cache Read | Free |
| Cache Write | Free |
| Context Length | 127K |
| Max Output Tokens | N/A |
| Input Modalities | Text |
| Output Modalities | Text |
| Tokenizer | N/A |
Sonar Reasoning is completely free to use.
Sonar Reasoning supports a context window of 127K tokens, which is approximately 64 pages of text.
Sonar Reasoning generates output at 0 tok/s. Time to first token is 0.00s.
Yes, Sonar Reasoning is available for free.
See the alternatives section above for models with similar capabilities. You can also compare Sonar Reasoning head-to-head with any model on our comparison page.
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