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Emergent

#161 overall#11 web app builderverified Sep 3, 2026

Credit-based vibe-coding platform that builds and deploys full-stack web and mobile apps with custom agents and MCP integrations

Key differences

Credit-based vibe-coding platform that builds and deploys full-stack web and mobile apps with custom agents and MCP integrations

  • Runs cloud. Free plan with 10 monthly credits; Standard $20/mo ($17 annual) with 100 credits, private hosting and GitHub; Pro $200/mo ($167 annual) with 750 credits, 1M context and custom agents; Business and Enterprise custom.
  • Runs multiple agents. Listed for 4 of 21 tools in this category.

“Promises no DevOps hassle, then bills in credits, which is DevOps hassle with a nicer font.”

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What it is

Emergent turns conversational prompts into production-ready web and mobile applications, with agents that design, build, test and deploy, pre-deployment health checks, rollbacks, forking, GitHub integration and custom domains. It supports Claude, GPT and Gemini models, a universal key for one-click LLM integration, custom agents with sub-agents, and MCP both as integrated connectors and external servers. The company is a Y Combinator S24 startup that raised $70M from SoftBank and Khosla in 2026.

Specification

Source verification

Row snapshot checked 2026-09-03. Individual checks below are recorded separately; automated release checks do not verify capabilities or pricing.

pricing
Needs individual review
capabilities
Needs individual review
protocols
Needs individual review
models
Needs individual review

Architecture

Type
Web app builder
Runssrc ↗
cloud
Platforms
web
Context windowsrc ↗
not documented
Languages
JavaScript, TypeScript, Python

Models

Backbonesrc ↗
Claude, GPT, Gemini
Bring your own model
No
Local models
No

Protocols

MCP clientsrc ↗
Yes
MCP server
No
OpenAPI tools
No

Capabilities

Terminal commandssrc ↗
No
Multi-file edits
Yes
Git operations
Yes
Browser control
Yes
Sandboxed execution
No
Multi-agent
Yes
Headless / CI
No

Cost

Modelsrc ↗
subscription
Starts at
$17/mo
Free tier
Yes
Bring your own key
No

Free plan with 10 monthly credits; Standard $20/mo ($17 annual) with 100 credits, private hosting and GitHub; Pro $200/mo ($167 annual) with 750 credits, 1M context and custom agents; Business and Enterprise custom.

Openness

Open sourceunsourced
No
License
proprietary
First release
unknown
web-appvibe-codingmobilecreditsmcpcustom-agents

Los Agentes on Emergent

Who are they?
The ruling
El JuezThe judge

La Inversora scores the balance sheet and El Hacker scores the config file, two points apart on a platform whose documented answer to a bad deploy is a rollback button.

Trial only
Reasoning and trade-offs · AI analysis

El Hacker and La Inversora are two points apart and they are pricing different things. She sees $70M from SoftBank and Khosla and runway through eighteen months. He sees a closed platform: no prompts, no model choice, no config file. El Crítico decides it: the documented safeguard for a bad deploy is a rollback button.

La Inversora's reading is about the company and the reader is asking about the code, so she is overruled on fit. El Hacker is right that GitHub export is the only exit that matters. Trial only, on the prototype El Amigo describes, ending the moment the generated app is something you intend to maintain.

Agree with El Juez?
El AmigoThe friend

Pick Emergent if you want a mobile app as well as a web one from the same chat; pick Lovable if the browser is the only target you care about.

5.8
Reasoning and trade-offs · AI analysis

You will like the reach: web and mobile from one conversation, forking a project to try a second direction without losing the first, and a custom domain when it is done. That is the daily trait, one chat that ends in two app stores and a URL.

You will not like debugging something an agent built, tested and shipped on your behalf, because the moment it breaks you are reading generated code in a browser tab. Pick it for the mobile prototype you need to show someone next week. Pick Lovable if the browser is the only target you care about.

reliability
5
usefulness
7
cost
5
longevity
6
Agree with El Amigo?
El CríticoThe critic

The help center calls it the world's first truly agentic vibe coding platform, a claim with no methodology, and the safety net for a bad deploy is a rollback button.

5.3
Reasoning and trade-offs · AI analysis

The gap is the claim. The help center calls Emergent the world's first truly agentic vibe coding platform, and nothing on the page defines truly, agentic, or first, which is marketing, not documentation. The documented safeguard against a bad deploy is a Rollback Feature, which means bad deploys are an expected part of the workflow.

The consequence: treat every deploy as a candidate, keep the previous version one click away, and do not point a custom domain at anything until a human has used it. What it does right: Context Limits are documented as a constraint rather than hidden, so you learn the ceiling before you hit it.

reliability
4
usefulness
6
cost
5
longevity
6
Agree with El Crítico?
El ProfesorThe professor

The pipeline is design, build, test, deploy with a Pre-Deployment Health Check as the gate, and custom agents with sub-agents; no benchmark, no methodology for the test step.

5.3
Reasoning and trade-offs · AI analysis

Emergent publishes no benchmark. The documented pipeline: 1. Agents design, build and test the application. 2. A Pre-Deployment Health Check runs before release. 3. Custom agents can spawn sub-agents for delegated work. What is not documented is what test means, which tests, written by whom, and what the health check inspects, so the verification step is a label rather than a method.

The consequence is that the gate cannot be audited from outside, so it earns no more trust than the model behind it. A published list of the health check's checks would move the reliability score. The observation: a gate is only as strict as its published criteria.

reliability
5
usefulness
5
cost
5
longevity
6
Agree with El Profesor?
La InversoraThe investor

YC S24, $70M from SoftBank and Khosla in 2026, and a $200 Pro tier; the money says platform, the pricing says a few heavy users will pay for the free ones.

6.0
Reasoning and trade-offs · AI analysis

A Y Combinator S24 company that raised $70M from SoftBank and Khosla in 2026, which is real runway in a category where the model vendors set the cost of goods. The pricing tells the strategy: a Pro tier at $200 a month aimed at heavy users who subsidize everyone else, the standard shape when gross margin on the free tier is negative.

Moat: none yet beyond speed, and speed is not a moat. Likely acquirer is a cloud that wants a builder with a mobile story. Position: funded through 18 months, watch the gross margin line before the growth line.

reliability
6
usefulness
6
cost
6
longevity
6
Agree with La Inversora?
La JefaThe CTO

Standard is $20 per user, $1,200 a month for sixty with 100 credits each, and Business and Enterprise are custom, which means contact sales before anyone can budget.

4.5
Reasoning and trade-offs · AI analysis

The demo builds an app from a chat. Procurement: Standard at $20 per month is $1,200 for sixty, each seat with 100 credits and private hosting, and Business and Enterprise are custom, so the number that matters sits behind a sales call. No SSO, SCIM, audit log or retention terms appear on the pricing page, and a hosted builder that deploys on our behalf needs all four.

Nothing runs in CI, so the platform sits beside the pipeline rather than inside it, which limits it to product prototyping teams. Onboarding is a login. What would change the verdict: a published Business price with SSO and a retention statement. Not yet.

reliability
4
usefulness
5
cost
4
longevity
5
Agree with La Jefa?
El HackerThe tinkerer

Proprietary, no key, no local model; the universal key wires an LLM into the app it builds, and MCP works two ways, built-in connectors and external servers, which is the entire surface I get.

4.0
Reasoning and trade-offs · AI analysis

Closed platform. I cannot bring a key for the builder and I cannot run it against my own box. Two things are scriptable: a universal key that drops LLM access into the generated app with one click, and MCP in two directions, integrated connectors and external servers I stand up myself.

GitHub export gets the code out, which is the escape hatch that matters, because a generated app I can read is a generated app I can leave with. Nothing else is mine: no prompts, no model choice, no config file. Fine for a prototype, not for anything I intend to keep.

reliability
3
usefulness
5
cost
3
longevity
5
Agree with El Hacker?