Best Agentset alternatives

Comparison

Tool	Price from	Free plan	Category
Agentset	49 USD/mo	yes	Website & app builders
CustomGPT.ai	99 USD/mo	trial	Website & app builders
Bolt	25 USD/mo	yes	Website & app builders
Bubble	29 USD/mo	yes	Website & app builders
Dify	590 USD/yr	yes	Website & app builders
LangChain	39 USD/mo	yes	Website & app builders
Supabase	25 USD/mo	yes	Website & app builders
Gemini Enterprise Agent Platform	0,75 USD	?	Website & app builders
Shopify Sidekick	79 PLN/mo	yes	Website & app builders

Each alternative in short

1. CustomGPT.ai

No-code platform for building custom GPT-style AI assistants grounded in a company's own documents and data, for businesses.

There is a free trial. 7-day free trial of the Standard plan.

2. Bolt

AI builder that turns text prompts into websites, apps and prototypes, for founders, marketers, PMs and small businesses without coding.

Yes, there is a free plan. Public and private projects, 300K tokens daily limit, 1M tokens per month, website hosting up to 333k web requests, unlimited databases, 10MB file upload limit, Bolt branding on websites.

3. Bubble

No-code platform for building web and mobile apps, with AI prompting and visual editing, for founders, agencies and teams.

Yes, there is a free plan. Build any app for free in the development version; upgrading to Starter is needed to launch a live website and custom domain.

4. Dify

Visual platform for building, testing and deploying AI agents, workflows and RAG pipelines, for teams going from prototype to production.

Yes, there is a free plan. Community Edition is free to self-host with Docker (source-available). The cloud plans listed on the pricing page start with paid tiers; a sandbox tier is referenced in the pricing text but its details are not fully shown.

5. LangChain

Open agent engineering platform for building, testing, deploying and monitoring AI agents, aimed at engineering teams.

Yes, there is a free plan. Developer plan: free, 1 seat, up to 5k base traces per month, then pay-as-you-go, community support. Open source frameworks are free to use.

6. Supabase

Open-source-style Postgres development platform bundling database, auth, APIs, functions, storage and vector search for building apps.

Yes, there is a free plan. Free plan: unlimited API requests, 50,000 monthly active users, 500 MB database, shared CPU with 500 MB RAM, 5 GB egress, 1 GB file storage, community support, limit of 2 active projects.

7. Gemini Enterprise Agent Platform

Google Cloud platform for developers to build, scale, govern and optimize AI agents on Gemini models.

The vendor does not state this clearly on the homepage or pricing page.

8. Shopify Sidekick

AI assistant built into Shopify that helps merchants start, run and grow an online store, from design and product copy to marketing and store setup.

Yes, there is a free plan. Sidekick is included with the Shopify plan. The page offers a free trial (3 days, then PLN 4/month for 3 months on the Basic plan) and the Start for free option; usage limits apply.

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