Afforai vs Petal (2026): Pricing, Features & Which to Choose

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

Lower starting price
Petal
From $4/mo against from $7/mo
Free plan
Tie
Both have one
Higher rating
Afforai
4.3 against 4.2
Same job?
Yes
Both are Research tools

Side by side

Compared on	Afforai	Petal
Our rating	4.3Better	4.2
Starts at	$7/mo	$4/moBetter
Free plan	Yes	Yes
Category	Research	Research
Plans	From $7/mo	From $4/mo
Key features	Three separate search modes: own documents, Semantic Scholar, and open web Access to 200+ million peer-reviewed papers via Semantic Scholar Inline citations tied to specific source passages Rebranded from Afforai to Logically in 2025 Used by researchers at Yale, Duke, and other universities	Chat interface across a shared, uploaded document library Petal CITE, a free cloud-native reference manager Founded in 2018 by MIT graduate researchers Used by research labs, university faculty, and industry teams Browser plugin for adding documents directly
Pros	Mode separation keeps private, academic, and web sources clearly distinct Broad peer-reviewed coverage through Semantic Scholar integration Free tier available for standard use	Petal CITE provides genuinely free reference management, not just a limited trial Built with research labs and teams in mind, not just individual users MIT origin reflects real academic research-workflow experience
Cons	Recent rebrand and domain change may cause confusion for existing bookmarks or links More features require a paid plan Three-mode structure adds a decision step compared to a single search box	More features require a paid plan Team and lab-oriented design may be more structure than a solo researcher needs Less well known than larger competitors in this category
Company	Afforai, founded 2023	Paladin Max, Inc., founded 2018

Prices come from each vendor's pricing page, last checked 20260629. Check the vendor before you buy.

FAQ

Questions people ask

Is Afforai better than Petal?

In our reviews Afforai scores 4.3 and Petal scores 4.2. The better pick depends on the job. Afforai: Rebranded to Logically, with three distinct search modes in one box. Petal: MIT-founded document platform with a free reference-manager component.

Which is cheaper, Afforai or Petal?

Petal has the lower starting price: from $7/mo for Afforai and from $4/mo for Petal.

Do Afforai and Petal have free plans?

Yes, both have a free plan.

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