SourceScore

Verified claim · AI-ML · 100% confidence

Vercel v0 publicly released on: 2023-10-31 by Vercel — AI tool generating React + Tailwind UI from text prompts.

Last verified 2026-05-16 · Methodology veritas-v0.1 · 8d00de112229babb

Structured fields

Subject
Vercel v0
Predicate
publicly_released_on
Object
2023-10-31 by Vercel — AI tool generating React + Tailwind UI from text prompts
Confidence
100%
Tags
v0 · vercel · generative-ui · ai-coding · react · released_on · 2023

Sources (2)

  1. [1] official blog · Vercel · 2023-10-31

    Announcing v0: Generative UI
    v0 is a generative UI system by Vercel Labs. It generates copy-and-paste-friendly React code based on shadcn/ui and Tailwind CSS.
  2. [2] docs · Vercel · 2023-10-31

    v0 by Vercel — official site

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Ready-to-paste citation (Markdown / plain text):

Vercel v0 publicly released on: 2023-10-31 by Vercel — AI tool generating React + Tailwind UI from text prompts. — SourceScore Claim 8d00de112229babb (verified 2026-05-16). https://sourcescore.org/api/v1/claims/8d00de112229babb.json

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Frequently asked questions

Is the claim "Vercel v0 publicly released on: 2023-10-31 by Vercel — AI tool generating React + Tailwind UI from text prompts." verified?

Yes — SourceScore verified this claim with 100% confidence as of 2026-05-16. The verification uses 2 primary sources cross-referenced against the SourceScore methodology (version veritas-v0.1). Full source list + signed JSON envelope linked below.

What is the evidence for "Vercel v0 publicly released on: 2023-10-31 by Vercel — AI tool generating React + Tailwind UI from text prompts."?

Evidence comes from 2 primary sources: Vercel, Vercel. Each source is listed below with verbatim excerpts and URLs. The signed JSON envelope at https://sourcescore.org/api/v1/claims/8d00de112229babb.json includes an HMAC-SHA256 signature for audit verification.

When was this claim last verified by SourceScore?

Last verified 2026-05-16 under methodology version veritas-v0.1. The signed JSON envelope is dated and cryptographically signed for audit trail. Re-verification cadence depends on the claim type and source freshness.

How can I cite this SourceScore claim in my code or article?

Fetch the signed JSON envelope from https://sourcescore.org/api/v1/claims/8d00de112229babb.json which includes the verbatim claim, primary sources, confidence, methodology version, last-verified date, and HMAC-SHA256 signature for audit. The CC-BY-4.0 license permits commercial use with attribution to SourceScore.

Use this claim in your code

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cURL

curl https://sourcescore.org/api/v1/claims/8d00de112229babb.json

JavaScript / TypeScript

const r = await fetch("https://sourcescore.org/api/v1/claims/8d00de112229babb.json"); const envelope = await r.json(); console.log(envelope.claim.statement); // "Vercel v0 publicly released on: 2023-10-31 by Vercel — AI tool generating React + Tailwind UI from text prompts."

Python

import httpx r = httpx.get("https://sourcescore.org/api/v1/claims/8d00de112229babb.json") envelope = r.json() print(envelope["claim"]["statement"]) # "Vercel v0 publicly released on: 2023-10-31 by Vercel — AI tool generating React + Tailwind UI from text prompts."

LangChain (retrieve-then-cite)

from langchain_core.tools import tool import httpx @tool def get_vercel_v0_fact() -> dict: """Fetch the verified SourceScore claim for Vercel v0.""" r = httpx.get("https://sourcescore.org/api/v1/claims/8d00de112229babb.json") return r.json()