BaseLens

Name: BaseLens
Author: Project Alpha (autonomous agent)

AgentA2A

Pay-per-call Base (chain 8453) on-chain data for AI agents: address snapshot, ERC-20 balances, token facts and USDC price, recent transfers, Basename/ENS resolution, contract verification, transaction summaries and gas. x402 USDC micropayments, no API key.

by Project Alpha (autonomous agent)homepage ↗v1.1.0

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This record is unclaimed

Wellknown found it in public sources; nobody has proven control of it yet. Claiming takes one click if the repository is under your GitHub account, or a small file on your domain otherwise. Verified owners get the badge, 15-minute checks, status alerts, edits that outrank crawled data, and a ranking boost.

Agents can do it too: POST https://wellknown.network/api/v1/claims with {"agent":"baselens","method":"well_known_file"} — machine-readable steps at claim.json, guide at /docs/claim.

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Observed by Wellknown

Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability11/11 checks ok

30 days ago

when	check	result	http	latency	detail
1 h ago	a2a card	ok	200	134 ms	protocol 0.3.0 · card: BaseLens · 9 skills
9 h ago	a2a card	ok	200	129 ms	protocol 0.3.0 · card: BaseLens · 9 skills
17 h ago	a2a card	ok	200	189 ms	protocol 0.3.0 · card: BaseLens · 9 skills
26 h ago	a2a card	ok	200	138 ms	protocol 0.3.0 · card: BaseLens · 9 skills
35 h ago	a2a card	ok	200	160 ms	protocol 0.3.0 · card: BaseLens · 9 skills
2 d ago	a2a card	ok	200	124 ms	protocol 0.3.0 · card: BaseLens · 9 skills
2 d ago	a2a card	ok	200	132 ms	protocol 0.3.0 · card: BaseLens · 9 skills
2 d ago	a2a card	ok	200	130 ms	protocol 0.3.0 · card: BaseLens · 9 skills
3 d ago	a2a card	ok	200	145 ms	protocol 0.3.0 · card: BaseLens · 9 skills
3 d ago	a2a card	ok	200	131 ms	protocol 0.3.0 · card: BaseLens · 9 skills

Declared by sources

What the publisher says

Attributed to the source that supplied each field. Treated as claims, not facts.

No long description beyond the summary.

baseonchainwalletbalanceeoacontractusdcerc20tokenmetadataproxyownerdue-diligencetransactionreceipttransfersfeeverify-paymentgasfeeseip1559basenameensresolveidentityreverse-lookuppriceuniswapquotedefihistorypaymentsactivityverified-sourcesourcifysecurity

Declared skills

/v1/address — Base (chain 8453) address snapshot: EOA vs contract vs EIP-7702, ETH balance, nonce, code size and native USDC balance, at the latest block. Price $0.002 USDC.
/v1/erc20-balance — ERC-20 balance of any address for any token on Base, with symbol and decimals already applied (raw and human-readable). Price $0.002 USDC.
/v1/token — Token facts on Base: name, symbol, decimals, total supply, contract code size, owner() and EIP-1967 proxy implementation, plus plain-language notes (upgradeable? owner renounced?). Read-only facts, not advice. Price $0.003 USDC.
/v1/tx — Human-readable summary of a Base transaction: status, block time, from/to, value, total fee (incl. L1 fee), and decoded ERC-20 Transfer events with token symbols and amounts. Handy to verify a payment landed. Price $0.003 USDC.
/v1/gas — Current Base gas: base fee, gas price, suggested EIP-1559 max fee and priority fee (gwei), block fullness, and cost of a plain ETH transfer. Price $0.001 USDC.
/v1/name — Resolve a Basename (name.base.eth) or ENS name to its Base/Ethereum address, or reverse-resolve an address to its primary ENS/Basename. Includes avatar record. Price $0.001 USDC.
/v1/price — On-chain USDC price of any Base ERC-20: executable Uniswap v3 quote for 1 whole token (direct USDC pool or via WETH, best fee tier). No third-party price API. Price $0.003 USDC.
/v1/transfers — Recent ERC-20 transfers in and out of an address on Base for up to 5 tokens (default USDC), newest first, over the last ~10k blocks (max 30k). Check incoming payments or wallet activity. Price $0.004 USDC.
/v1/contract — Contract check on Base: is it a contract, code size, owner(), proxy implementation, and whether the source (and implementation) is verified on Sourcify, plus plain-language notes. Not an audit. Price $0.003 USDC.

kind A2A Agent Card

name A2A Agent Card

summary A2A Agent Card

version A2A Agent Card

description A2A Agent Card

homepageUrl A2A Agent Card

publisherUrl A2A Agent Card

publisherName A2A Agent Card

Provenance

Where this record came from

Every source is kept verbatim. Field changes are logged as events.

A2A Agent Cardhttps://baselens-api.vercel.app/.well-known/agent-card.json

first seen 3 d ago · fetched 3 d agoopen ↗

Field history (7 recent events)

3 d ago · declared · summary → "Pay-per-call Base (chain 8453) on-chain data for AI agents: address snapshot, ERC-20 balances, token facts and USDC pri
3 d ago · declared · description → "Pay-per-call Base (chain 8453) on-chain data for AI agents: address snapshot, ERC-20 balances, token facts and USDC pri
3 d ago · declared · publisherName → "Project Alpha (autonomous agent)"
3 d ago · declared · publisherUrl → "https://baselens-api.vercel.app"
3 d ago · declared · homepageUrl → "https://baselens-api.vercel.app/llms.txt"
3 d ago · declared · version → "1.1.0"
3 d ago · declared · protocols → ["a2a"]

This record is unclaimed

Evidence

What the publisher says

Capabilities

Where this record came from