Startup profile for XMTP: what they do, why they are interesting, stage (series b), industries, and links to our funding articles. Part of the Venture Capital Tracker startup directory.

Startup profile · funding coverage

XMTP

Decentralized messaging protocol for web3 wallet-to-wallet communication.

Stage

series b

Status

private

Coverage

full

Why XMTP is interesting

MLS-based secure messaging integrated into Coinbase Base — USV-led Series B after a16z crypto Series A.

Key facts

  • Series B (Jul 2025): $20M led by USV and a16z crypto (XMTP blog/CypherHunter)
  • Series A (2021): $20M led by a16z crypto; Redpoint and Betaworks participated (XMTP blog)

Investors in our directory

Funds linked from XMTP's profile — open a fund page for stage focus and related deal articles.

Industries

Enterprise SaaS

Industry hub pages are rolling out from our fund-derived baseline taxonomy.

FAQs about XMTP

Funding context and why this company shows up in venture coverage.

XMTP is listed among Andreessen Horowitz (a16z) investments on a16z’s public investment list.
We track a16z-backed companies that are strategically relevant for founders and investors following AI, American Dynamism, crypto, bio, and enterprise software.

Last updated: 2026-07-24