LangChain vs LLMStack
LangChain vs LLMStack, compared side by side on 18 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: LangChain is on 76/100 and LLMStack on 16/100.
Where each one leads
LangChain
- our overall score: 76/100 against 16/100
- domain rating: 86/100 against 22/100
- headcount: 312 against 3
- LinkedIn following: 514,641 against 2,150
LLMStack
- headcount growth: +500.0% against +260.4%
At a glance
| Measure | LangChain | LLMStack |
|---|---|---|
| What it is | The platform for building reliable AI agents and LLM applications. | Open-source, no-code platform for building and deploying AI agents, workflows, and generative AI applications. |
| Category | Agentic AI, AI Agent, Foundation Model, Large Language Model | Agentic AI, AI Agent, Foundation Model, Generative AI |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | 2022 | 2023 |
| Headquarters | San Francisco, United States | Not published |
| Status | Active | Active |
Size, funding and growth
| Measure | LangChain | LLMStack |
|---|---|---|
| Employees | 312 | 3 |
| Headcount growthLast 12 months | +260.4% | +500.0% |
| Total funding | $260M | Not published |
| Valuation | $1K | Not published |
| LinkedIn followers | 514,641 | 2,150 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | LangChain | LLMStack |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 76/100 | 16/100 |
| Traction | 60/100 | 6/100 |
| Team | 70/100 | Not published |
| Community | 20/100 | Not published |
| Search visibility | 84/100 | 32/100 |
| Quality | 83/100 | Not published |
| Agent readinessHow well an AI agent can read and act on the site | D (42/100) | D (44/100) |
| Domain ratingLink authority, 0-100 | 86/100 | 22/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | LangChain | LLMStack |
|---|---|---|
| Hosting | Not detected | Vercel |
| CDN | Cloudflare | Vercel |
| CMS | Webflow | Not detected |
| Analytics | Google Tag Manager, Plausible | Google Analytics 4 |
| Open source | Yes | Yes |
| Self-hostable | No | Yes |
Product and pricing
| Measure | LangChain | LLMStack |
|---|---|---|
| Key features | Not published | No-code AI App Builder, Model Chaining & Provider Support, Bring Your Own Data, Collaborative App Building, Open-source Platform |
What users say
| Measure | LangChain | LLMStack |
|---|---|---|
| Reddit sentimentThreads we track | Not published | 4 positive, 0 negative across 4 threads |
“LLMStack. LLMStack is the low-code platform to automate workflows with LLMs. Read more: https://github.com/trypromptly/LLMStack [link]”r/
LangChain vs LLMStack: common questions
Which is better, LangChain or LLMStack?
On our 0-100 score LangChain rates higher (76/100 against 16/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 18 data points above: read the rows that match what you are buying for.
How do LangChain and LLMStack compare on the numbers?
LangChain leads on our overall score (76/100 against 16/100), domain rating (86/100 against 22/100), headcount (312 against 3), LinkedIn following (514,641 against 2,150). LLMStack leads on headcount growth (+500.0% against +260.4%).
What do real users say about LangChain and LLMStack?
LLMStack: 4 positive and 0 negative mentions across 4 Reddit threads we track.
Read the full LangChain review and pricing or the LLMStack review and pricing. You can also browse other LangChain alternatives we track.