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$ man users

/users

PRICE / CALL
$0.01
USDC · base mainnet · scheme: exact
METHOD
POST
CLUSTER
webprobe
CATEGORY
uncategorized
STATUS
live
NAME
users users api / bulk x user lookup / twitter users lookup by usernames or ids
SYNOPSIS
POST https://x402.agentutility.ai/users
     Content-Type: application/json
     X-PAYMENT:    <signed-transferWithAuthorization>

     { ... }
↳ first call → 402 Payment Required. Sign USDCtransferWithAuthorization, retry with theX-PAYMENT header.
DESCRIPTION

Users API / bulk X user lookup / Twitter users lookup by usernames or IDs. Read-only X API v2 users lookup route matching market demand for bulk public profiles. Pass usernames or user_ids/ids and receive id, username, display name, bio, verification fields, created_at, followers, following, tweet count, and listed count. Requires X_BEARER_TOKEN; no posting, following, DM access, or account mutation.

INPUTrequest schema
propertytypedescriptionreq?
modestringUse 'users' for bulk public profile lookup.
enum: users
optional
usernamesarrayX/Twitter handles, with or without @. Up to 100.optional
user_idsarrayNumeric X user IDs. Up to 100.optional
idsarrayAlias for user_ids.optional
OUTPUTresponse shape
fieldtypedescription
modestring
lookupstring
requestedstring
result_countstring
usersstring
sourcestring
EXAMPLEStwo ways to call
EXAMPLE 1 · curl
curl -X POST https://x402.agentutility.ai/users \
  -H 'Content-Type: application/json' \
  -d '{ }'
first response = 402 Payment Required with payment requirements; sign + retry with X-PAYMENT.
EXAMPLE 2 · mcp
# Install the MCP package for this endpoint's cluster
npx -y @agentutility/mcp-<cluster>

# Required: EVM private key with USDC on Base
export X402_PRIVATE_KEY=0x...

# Then call the users tool from your MCP-aware agent.
MCP server handles payment automatically — your coding agent just calls the tool by name.
METADATA
tags
web-probeusers
methods
POST
cluster
webprobe
price
$0.01 USDC per call
ADJACENTother endpoints in webprobe
endpointdescriptionprice
b2b-lead-enrichB2B lead enrichment API / sales lead enrichment / prospect enrichment lite.$0.01
company-enrichCompany enrichment API / domain enrichment / organization enrichment / firmographic lite.$0.01
contact-enrichContact enrichment API / email-to-contact enrichment / lead contact lookup.$0.01
domain-enrichDomain enrichment API / company enrichment / firmographic lite.$0.01
google-searchGoogle Search API / web SERP API / agent source discovery.$0.01
lead-enrichLead enrichment API / person enrichment / people enrich / email enrichment lite.$0.01
people-enrichPeople enrichment API / person enrichment / email enrichment / lead enrichment lite / Apollo alternative for agents.$0.01
people-searchPeople search API / lead lookup / lightweight people enrichment.$0.01
SEE ALSO
agentutility · webprobe · x402 · mcp · llms.txt · registry.json · bazaar.x402.org