LangChain vs Relevance AI

Which one do AI engines recommend, and how do they differ on price, fit and features?

The short answer

LangChain is the stronger AI pick in AI Agents: it has a visibility score of 10.4 versus 8 for Relevance AI, and ranks ahead in 50% of the answers that name both.

Choose LangChain if…

You want the brand AI engines rank higher (10.4 vs 8)
You want a free plan to start
You need a self-hosted or on-premises option
You prefer a larger, established vendor (201–500 employees)

Choose Relevance AI if…

AI answers describe it more positively (50% vs 17% positive)
You need SOC 2 or GDPR coverage
Flat tiers pricing suits your budget better than per seat
visual drag-and-drop agent builder

AI visibility side by side

Latest weekly run · Nov 3

Metric	LangChain	Relevance AI
Visibility score	10.4%	8%
Change vs last week	New	New
Rank in AI Agents	#12	#15
Share of voice	2.7%	1.5%
Mentions this run	18	10
Positive in AI answers	17%	50%

The stronger value in each row is marked with a ✓.

Visibility score trend

Weekly runs over the last 60 days

LangChain 0pp · Relevance AI 0pp over 0 weekly runs.

Engine by engine

LangChain leads on 2 of 3 engines

ChatGPT

12.6%

10.9%

AI Mode

13.3%

Perplexity

5.2%

LangChainRelevance AI

Head to head in AI answers

4 engine answers name both brands

2LangChain ranked higher

2Relevance AI ranked higher

Prompt	Engine	LangChain	Relevance AI
Best AI agent platform with AI features	ChatGPT	#14	#3
Which AI agent platform has transparent pricing?	ChatGPT	#3	#1
Official website of the top AI agent platform vendors	Perplexity	#12	#18
Where can I sign up for an AI agent platform?	ChatGPT	#2	#4

Features, pricing & fit

Dimension	LangChain	Relevance AI
Pricing model	Per seat	Flat tiers
Entry price	Free; paid from $39 per seat / mo	Contact sales
Free plan	Yes	No
Deployment	Cloud (SaaS), hybrid (SaaS control plane with self-hosted data plane), or self-hosted in the customer's VPC	—
Integrations	—	2000+
Compliance	—	SOC 2, GDPR
Support	Community forum, Support portal, Email support, Slack	Embedded deployment team, Dedicated account manager on Enterprise plan
Founded	2023	2020
Headquarters	San Francisco, CA, United States	San Francisco, California, United States
Employees	201–500	51–200
Funding	Series B, led by IVP	Series A (unconfirmed, reported by Signalbase) · $37M raised
Best for	Teams building agents that need control over models, context, memory and deployment, and the ability to test, govern and improve them in production	Enterprise teams in sales, customer success, marketing and HR that want non-technical staff to build and run their own agents.