Note: Sonar Pro pricing includes Perplexity search pricing. See [details here](https://docs.perplexity.ai/guides/pricing#detailed-pricing-breakdown-for-sonar-reasoning-pro-and-sonar-pro) Sonar Reasoning Pro is a premier reasoning model powered by DeepSeek R1 with Chain of Thought (CoT). Designed for...
With CoreAI, you can start chatting with Perplexity: Sonar Reasoning Pro instantly — no separate subscription needed. CoreAI lets you chat with Perplexity: Sonar Reasoning Pro alongside 300+ other AI models from Perplexity and other providers like OpenAI, Anthropic, Google, Meta, and more.
Perplexity: Sonar Reasoning Pro holds the #320 spot for context size out of 392 chat models in the CoreAI catalog — 128K tokens, roughly 96,000 words or 192 pages of text in a single conversation. On price, it is the #161 cheapest of 183 standard-tier models by input cost. It joined the catalog on 2025-03-07. It supports step-by-step reasoning (thinking mode) and accepts image input.
Every model in this table is available on CoreAI — open the web app and run the same prompt through Perplexity: Sonar Reasoning Pro and Perplexity: Sonar Deep Research side by side to judge with your own eyes.
A typical question (about 1,000 tokens in, 500 out) runs $0.00600 on Perplexity: Sonar Reasoning Pro's raw per-token rates; a heavy session with a 50K-token document costs about $0.140. On CoreAI you don't juggle these numbers — one subscription covers Perplexity: Sonar Reasoning Pro and 300+ other models under a plan usage limit, with no API keys. See plans.
Perplexity: Sonar Reasoning Pro handles 128K tokens of context — roughly 96,000 words, or about 192 pages of text in one conversation.
Perplexity: Sonar Reasoning Pro's underlying rates are $2 per 1M input tokens and $8 per 1M output tokens. On CoreAI it is included in one subscription alongside 300+ models, so there is no per-token billing to manage.
Yes — Perplexity: Sonar Reasoning Pro accepts image input, so you can attach screenshots, photos or diagrams and ask questions about them.
Yes. Perplexity: Sonar Reasoning Pro can work through problems step by step before answering; on CoreAI you can toggle thinking mode per message.
Open the CoreAI web app or the iOS/Android app, pick Perplexity: Sonar Reasoning Pro in the model selector, and chat — no API key, no per-token billing. One subscription covers Perplexity: Sonar Reasoning Pro and 300+ other models.
The closest alternatives on CoreAI are Perplexity: Sonar Deep Research, Deep Cogito: Cogito v2.1 671B, inclusionAI: Ling-2.6-flash — similar tier and capability. The fastest way to choose is running one prompt through them side by side in CoreAI's Compare view.
Chat with Perplexity: Sonar Reasoning Pro and 300+ other AI models — all in one app.