Roundup
Best AI Models for Research
Long documents, citations and careful reasoning: the models we reach for when accuracy matters more than speed.
Perplexity: Sonar Pro
perplexity/sonar-pro
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) For enterprises seeking more advanced capabilities, the Sonar Pro API can handle in-depth, multi-step queries with added extensibility, like...
Listed (7 Mar 2025)
Source: OpenRouter (live)
- Input
- $3.00
- USD per 1M tokens
- Output
- $15.00
- USD per 1M tokens
- Blended
- $6.00
- 75% in / 25% out
- Context
- 200K
- tokens
- Max output
- 8K
- tokens
- Modality
- text+image->text
Prices as listed on OpenRouter, refreshed every five minutes. Provider-direct prices may differ. Convert to your currency on the AI Tracker.
Price history
How this listing has moved
- 7-day
- 0.0%
- $6.00 → $6.00/M
- 30-day
- 0.0%
- $6.00 → $6.00/M
- 90-day
- 0.0%
- $6.00 → $6.00/M
32 daily snapshots from 24 Sept 2026 to 3 Nov 2026. Blended = 75% input / 25% output. See all changes on Market Movers.
Capabilities
Declared on the listing
- Tool / function calling Not declared
- Reasoning controls Not declared
- Structured output Not declared
- InputText, Image
- OutputText
Capabilities are read from the provider listing. "Not declared" means the listing does not advertise the feature, not that it is absent.
Why it costs this
Pricing context
- 6.7× median
- Market median blended price is $0.900/M across 429 priced models.
Alternatives
More from Perplexity
Perplexity
$6.00
/M blended
Perplexity: Sonar Reasoning Pro
Perplexity
$3.50
/M blended
Perplexity: Sonar Deep Research
Perplexity
$3.50
/M blended
Perplexity
$1.00
/M blended
Alternatives
Similar price, other providers
Fireworks
$6.00
/M blended
Anthropic
$6.00
/M blended
Anthropic
$6.00
/M blended
Qwen (Alibaba)
$6.00
/M blended
OpenAI
$5.63
/M blended
OpenAI
$5.63
/M blended
Within ±50% of $6.00/M blended.
Analysis
Related reading
Search-grounded answer models. All Perplexity models · Official site
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