MODELS / PERPLEXITY

Sonar Reasoning Pro

A premium reasoning-focused model that outputs Chain of Thought (CoT) in responses, providing comprehensive explanations with enhanced search capabilities and multiple search queries per request.

TEXTREASONINGREASONINGWEB-SEARCHVISION
127K
CONTEXT WINDOW
8K
MAX OUTPUT TOKENS
-
INPUT PRICE
-
OUTPUT PRICE
QUICKSTART

Call it in one request.

OpenAI-compatible: change the base URL, and the setup is complete.

curl https://enterprise.blackbox.ai/v1/chat/completions \
  -H "Authorization: Bearer $BLACKBOX_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "blackboxai/perplexity/sonar-reasoning-pro",
    "messages": [{ "role": "user", "content": "Hello!" }],
    "stream": true
  }'
SPECIFICATIONS

The full spec sheet.

Context, pricing, modalities, routing, and deployment: everything Sonar Reasoning Pro supports, in one table.

MODEL ID
blackboxai/perplexity/sonar-reasoning-pro
DEVELOPED BY
Perplexity
MODEL TYPE
Text
RELEASED
Feb 19, 2025
CONTEXT WINDOW
127K
MAX OUTPUT TOKENS
8K
INPUT MODALITIES
text, image
OUTPUT MODALITIES
text
INPUT PRICE
-
OUTPUT PRICE
-
REASONING
Supported
DATA RETENTION
Standard retention
DEDICATED DEPLOYMENT
Not available (closed-weight model)
SUPPORTED PARAMETERS
max_tokenstemperaturestopreasoninginclude_reasoning