x402 merchant

agent402.tools

Developer tools API on Base, Arbitrum, Avalanche, Celo, Monad, Optimism, Polygon and Sei, paid per request with x402.

Endpoints4,845
Price per requestfrom $0.001
Outside payers · 7dn/a
Answer 4020 of 8

Overview

as of 2026-10-07

Seller wallet: 0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Chains: BaseArbitrumAvalancheCeloMonadOptimismPolygonSei
Hosts: agent402.tools
Categories: Developer tools1,088Market data872Onchain data704Other577AI models416Web data296Media272Identity240Search144Agents124Security96Commerce16
First seen: 2026-10-05 · last seen 2026-10-07

What we observed

Payments unknownNo 402 answer2026-09-19Not claimed

See the readings

Endpoints

4,845 registered

https://agent402.tools/api/robots-check
Fetch a site's robots.txt and answer: may this user-agent crawl this path? Returns the matched rule and all declared sitemaps.
SeiWeb data
n/a/ request
2026-09-30
https://agent402.tools/api/robots-check
Fetch a site's robots.txt and answer: may this user-agent crawl this path? Returns the matched rule and all declared sitemaps.
PolygonWeb data
n/a/ request
2026-09-30
https://agent402.tools/api/robots-check
Fetch a site's robots.txt and answer: may this user-agent crawl this path? Returns the matched rule and all declared sitemaps.
AvalancheWeb data
n/a/ request
2026-09-30
https://agent402.tools/api/robots-check
Fetch a site's robots.txt and answer: may this user-agent crawl this path? Returns the matched rule and all declared sitemaps.
CeloWeb data
n/a/ request
2026-09-30
https://agent402.tools/api/roman
Convert an integer (1-3999) to Roman numerals, or a Roman numeral back to an integer. Auto-detects direction.
AvalancheMedia
n/a/ request
2026-10-03
https://agent402.tools/api/roman
Convert an integer (1-3999) to Roman numerals, or a Roman numeral back to an integer. Auto-detects direction.
CeloMedia
n/a/ request
2026-10-03
https://agent402.tools/api/roman
Convert an integer (1-3999) to Roman numerals, or a Roman numeral back to an integer. Auto-detects direction.
PolygonMedia
n/a/ request
2026-10-03
https://agent402.tools/api/roman
Convert an integer (1-3999) to Roman numerals, or a Roman numeral back to an integer. Auto-detects direction.
MonadMedia
n/a/ request
2026-10-03
https://agent402.tools/api/roman
Convert an integer (1-3999) to Roman numerals, or a Roman numeral back to an integer. Auto-detects direction.
SeiMedia
n/a/ request
2026-10-03
https://agent402.tools/api/roman
Convert an integer (1-3999) to Roman numerals, or a Roman numeral back to an integer. Auto-detects direction.
OptimismMedia
n/a/ request
2026-10-03
https://agent402.tools/api/roman
Convert an integer (1-3999) to Roman numerals, or a Roman numeral back to an integer. Auto-detects direction.
ArbitrumMedia
n/a/ request
2026-10-03
https://agent402.tools/api/rot13
Caesar-cipher a string. Default shift 13 (ROT13, self-inverse). Set shift for any rotation 1-25.
AvalancheDeveloper tools
n/a/ request
2026-09-30
https://agent402.tools/api/rot13
Caesar-cipher a string. Default shift 13 (ROT13, self-inverse). Set shift for any rotation 1-25.
ArbitrumDeveloper tools
n/a/ request
2026-09-30
https://agent402.tools/api/rot13
Caesar-cipher a string. Default shift 13 (ROT13, self-inverse). Set shift for any rotation 1-25.
MonadDeveloper tools
n/a/ request
2026-09-30
https://agent402.tools/api/rot13
Caesar-cipher a string. Default shift 13 (ROT13, self-inverse). Set shift for any rotation 1-25.
CeloDeveloper tools
n/a/ request
2026-09-30
https://agent402.tools/api/rot13
Caesar-cipher a string. Default shift 13 (ROT13, self-inverse). Set shift for any rotation 1-25.
OptimismDeveloper tools
n/a/ request
2026-09-30
https://agent402.tools/api/rot13
Caesar-cipher a string. Default shift 13 (ROT13, self-inverse). Set shift for any rotation 1-25.
SeiDeveloper tools
n/a/ request
2026-09-30
https://agent402.tools/api/rot13
Caesar-cipher a string. Default shift 13 (ROT13, self-inverse). Set shift for any rotation 1-25.
PolygonDeveloper tools
n/a/ request
2026-09-30
https://agent402.tools/api/route/execute
Describe a task in plain language (or name a tool slug) and the Smart Order Router resolves the best-matching tool across this catalog and the open x402/MPP seller index, then runs it in the same call and returns the re…
MonadAgents
n/a/ request
2026-10-06
https://agent402.tools/api/route/execute
Describe a task in plain language (or name a tool slug) and the Smart Order Router resolves the best-matching tool across this catalog and the open x402/MPP seller index, then runs it in the same call and returns the re…
AvalancheAgents
n/a/ request
2026-10-06
https://agent402.tools/api/route/execute
Describe a task in plain language (or name a tool slug) and the Smart Order Router resolves the best-matching tool across this catalog and the open x402/MPP seller index, then runs it in the same call and returns the re…
CeloAgents
n/a/ request
2026-10-06
https://agent402.tools/api/route/execute
Describe a task in plain language (or name a tool slug) and the Smart Order Router resolves the best-matching tool across this catalog and the open x402/MPP seller index, then runs it in the same call and returns the re…
ArbitrumAgents
n/a/ request
2026-10-06
https://agent402.tools/api/route/execute
Describe a task in plain language (or name a tool slug) and the Smart Order Router resolves the best-matching tool across this catalog and the open x402/MPP seller index, then runs it in the same call and returns the re…
PolygonAgents
n/a/ request
2026-10-06
https://agent402.tools/api/route/execute
Describe a task in plain language (or name a tool slug) and the Smart Order Router resolves the best-matching tool across this catalog and the open x402/MPP seller index, then runs it in the same call and returns the re…
SeiAgents
n/a/ request
2026-10-06
https://agent402.tools/api/route/execute
Describe a task in plain language (or name a tool slug) and the Smart Order Router resolves the best-matching tool across this catalog and the open x402/MPP seller index, then runs it in the same call and returns the re…
OptimismAgents
n/a/ request
2026-10-06
https://agent402.tools/api/route/execute-max
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.55 covering any tool listed at $0.5 or less, from THIS host's catalog or any external se…
MonadAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-max
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.55 covering any tool listed at $0.5 or less, from THIS host's catalog or any external se…
PolygonAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-max
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.55 covering any tool listed at $0.5 or less, from THIS host's catalog or any external se…
CeloAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-max
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.55 covering any tool listed at $0.5 or less, from THIS host's catalog or any external se…
OptimismAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-max
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.55 covering any tool listed at $0.5 or less, from THIS host's catalog or any external se…
SeiAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-max
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.55 covering any tool listed at $0.5 or less, from THIS host's catalog or any external se…
AvalancheAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-max
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.55 covering any tool listed at $0.5 or less, from THIS host's catalog or any external se…
ArbitrumAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-plus
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.05 covering any tool listed at $0.04 or less, from THIS host's catalog or any external s…
SeiAgents
n/a/ request
2026-09-22
https://agent402.tools/api/route/execute-plus
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.05 covering any tool listed at $0.04 or less, from THIS host's catalog or any external s…
CeloAgents
n/a/ request
2026-09-22
https://agent402.tools/api/route/execute-plus
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.05 covering any tool listed at $0.04 or less, from THIS host's catalog or any external s…
OptimismAgents
n/a/ request
2026-09-22
https://agent402.tools/api/route/execute-plus
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.05 covering any tool listed at $0.04 or less, from THIS host's catalog or any external s…
AvalancheAgents
n/a/ request
2026-09-22
https://agent402.tools/api/route/execute-plus
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.05 covering any tool listed at $0.04 or less, from THIS host's catalog or any external s…
MonadAgents
n/a/ request
2026-09-22
https://agent402.tools/api/route/execute-plus
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.05 covering any tool listed at $0.04 or less, from THIS host's catalog or any external s…
ArbitrumAgents
n/a/ request
2026-09-22
https://agent402.tools/api/route/execute-plus
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $0.05 covering any tool listed at $0.04 or less, from THIS host's catalog or any external s…
PolygonAgents
n/a/ request
2026-09-22
https://agent402.tools/api/route/execute-pro
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $3.3 covering any tool listed at $3 or less, from THIS host's catalog or any external selle…
OptimismAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-pro
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $3.3 covering any tool listed at $3 or less, from THIS host's catalog or any external selle…
PolygonAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-pro
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $3.3 covering any tool listed at $3 or less, from THIS host's catalog or any external selle…
ArbitrumAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-pro
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $3.3 covering any tool listed at $3 or less, from THIS host's catalog or any external selle…
MonadAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-pro
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $3.3 covering any tool listed at $3 or less, from THIS host's catalog or any external selle…
AvalancheAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-pro
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $3.3 covering any tool listed at $3 or less, from THIS host's catalog or any external selle…
CeloAgents
n/a/ request
2026-09-14
https://agent402.tools/api/route/execute-pro
Describe a task (or name a slug) and the Smart Order Router resolves the best-matching tool and RUNS it in the same call - flat $3.3 covering any tool listed at $3 or less, from THIS host's catalog or any external selle…
SeiAgents
n/a/ request
2026-09-14
https://agent402.tools/api/rsi
Compute the relative strength index (Wilder's smoothing, default period 14) over a price series you supply, such as daily closes. Returns one value per input position (null until the first full period), the latest value…
PolygonMarket data
n/a/ request
2026-10-06
https://agent402.tools/api/rsi
Compute the relative strength index (Wilder's smoothing, default period 14) over a price series you supply, such as daily closes. Returns one value per input position (null until the first full period), the latest value…
ArbitrumMarket data
n/a/ request
2026-10-06
https://agent402.tools/api/rsi
Compute the relative strength index (Wilder's smoothing, default period 14) over a price series you supply, such as daily closes. Returns one value per input position (null until the first full period), the latest value…
MonadMarket data
n/a/ request
2026-10-06
https://agent402.tools/api/rsi
Compute the relative strength index (Wilder's smoothing, default period 14) over a price series you supply, such as daily closes. Returns one value per input position (null until the first full period), the latest value…
SeiMarket data
n/a/ request
2026-10-06

Evidence

as of 2026-10-07

Answers HTTP 402

0 of 8

0 of 8 probed endpoints answered HTTP 402 with a parseable payment payload

checked 2026-09-19

x402-style payments, last 7 days (Base)

unknown

unknown. the 7-day payments read on Base did not complete (ranges over 10000 blocks are not supported on free plan)

window ended 2026-10-07

By chain

Chain	Seller wallet	Endpoints	Answers 402	x402-style payments
Base	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0	603	0 of 1 probed endpoints answered HTTP 402 with a parseable payment payload 2026-09-19	unknown. the 7-day payments read on Base did not complete (ranges over 10000 blocks are not supported on free plan)
Arbitrum	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0	606	0 of 1 probed endpoints answered HTTP 402 with a parseable payment payload 2026-09-19	unknown. not measured on this chain yet
Avalanche	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0	606	0 of 1 probed endpoints answered HTTP 402 with a parseable payment payload 2026-09-19	unknown. not measured on this chain yet
Celo	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0	606	0 of 1 probed endpoints answered HTTP 402 with a parseable payment payload 2026-09-19	unknown. not measured on this chain yet
Monad	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0	606	0 of 1 probed endpoints answered HTTP 402 with a parseable payment payload 2026-09-19	unknown. not measured on this chain yet
Optimism	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0	606	0 of 1 probed endpoints answered HTTP 402 with a parseable payment payload 2026-09-19	unknown. not measured on this chain yet
Polygon	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0	606	0 of 1 probed endpoints answered HTTP 402 with a parseable payment payload 2026-09-19	unknown. not measured on this chain yet
Sei	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0	606	0 of 1 probed endpoints answered HTTP 402 with a parseable payment payload 2026-09-19	unknown. not measured on this chain yet

One seller wallet, each chain read on its own. We never send a payment, so we never observe what a paid call returns. Unknown means we hold no reading, not that anything failed.

Pricing

Lowest

$0.001

per request, as registeredas of 2026-10-07

Highest

$2.00

per request, as registeredas of 2026-10-07

The price each endpoint registered in the x402 catalogue. A listed price is a registration, not an observed charge.

Claim this merchant

Sign a message from the payout address 0xabf4fa…e2a9d0 to claim this page or download its payment ledger. Claiming proves control of the payout key. It says nothing about the service behind the address, and it does not change how this merchant is ranked. No email, no account: the signature is the whole credential, and signing a message costs no gas and moves nothing.

Data CC-BY-4.0, attribution: data by satohub.ai. Data: x402-list.com (CC BY 4.0). Data as of 2026-10-07. Appearing here is not an endorsement. Check an endpoint with the doctor.