Perplexity: Sonar Pro vs OpenAI: gpt-oss-120b
OpenAI: gpt-oss-120b is cheaper on output tokens, while Perplexity: Sonar Pro offers a larger context window. Choose Perplexity: Sonar Pro or OpenAI: gpt-oss-120b based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Perplexity: Sonar Pro | OpenAI: gpt-oss-120b |
|---|---|---|
| Provider | Kilo Gateway | Kilo Gateway |
| Input / 1M tokens | $3.00 | $0.04 |
| Output / 1M tokens | $15.00 | $0.19 |
| Context window | 200K | 131K |
| Parameters | — | 117B |
| Open weights | No | Yes |
| Released | Jan 2024 | Aug 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.