>_x402.newdirectory
BrowseCategoriesProvidersWhat is x402?
List your API
Providers/Aubr
A

Aubr

4 services · 1.6k calls/30d · x402-api.aubr.ai

A

Aubr · Chat Encrypted

x402-api.aubr.ai

Send an HPKE-encrypted prompt to the Aubrai chat agent running inside an attested private enclave. Only the enclave can decrypt your message.

POSTBaseAI & Inference
$0.02 / call1.6k calls / 30d
A

Aubr · Literature Encrypted

x402-api.aubr.ai

Send an HPKE-sealed literature query to Aubrai and receive an encrypted result. The transport terminates at Aubrai; literature retrieval and evidence processing use external services. Always async — poll the returned pollUrl.

POSTBaseOther
$0.03 / call7 calls / 30d
A

Aubr · Chat

x402-api.aubr.ai

Send a question about longevity, aging, or lifespan science. Returns a request ID to poll for the AI-generated answer from Aubrai, VitaDAO's decentralized co-scientist.

POSTBaseAI & Inference
$0.02 / call2 calls / 30d
A

Aubr · Literature

x402-api.aubr.ai

Search and synthesize scientific literature on longevity and aging. Submit a research question; returns cited answer with references from PubMed and other sources.

POSTBaseOther
$0.03 / call1 calls / 30d
>_x402.new

The directory of x402-payable APIs. Discover services any AI agent can pay for with stablecoins over HTTP — no accounts, no API keys.

Directory

  • Browse all
  • Categories
  • Providers
  • Curated services

Builders

  • List your API
  • Get featured
  • What is x402?
  • Directory API

Ecosystem

  • x402 Protocol
  • GitHub
  • Protocol docs

Main sponsor: RouterGrowth — The OpenRouter for growth. one key · 3,000+ tools for growth · pay per call

Listing data indexed from the x402 discovery network. Refreshed continuously.

© 2026 x402.new