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anchor-x402

https://anchor-x402.com
● healthy data-social-apis

16 x402-paid services for AI agents on Base + Solana mainnet. 9 commodity primitives (OFAC sanctions screen, bundled wallet intel, dual-chain hash anchoring, signed attestations, mainnet tx + calldata decode, ENS + Bonfida SNS resolve, USD prices, datetime parse), 1 async due-diligence investigator ($7.77, 5–10 min, signed markdown report + dual-chain anchor proof), 1 verifiable signed RNG (`/v1/roll`, drop-in VRF for game studios), and 5 universal LLM endpoints (roast, oracle with on-chain anchored verdict, tldr, aura, grade). Plus a hosted chatbot at [chat.anchor-x402.com](https://chat.anchor-x402.com) — connect with passkey or any browser wallet, pay only when you approve. MCP server: [`anchor-x402-mcp`](https://www.npmjs.com/package/anchor-x402-mcp). ([GitHub](https://github.com/hypeprinter007-stack/anchor-x402)) ([Discovery](https://anchor-x402.com/.well-known/x402.json)) ([Trust portal](https://anchor-x402.com/trust))

Category
data-social-apis
Chains
—
Price
—

Quality grade

How grading works
C 50.0 / 100
Availability 40.0 / 40
Endpoint responded (HTTP 200)
Payability 10.0 / 20
  • ✓ Answers a real HTTP 402 challenge
  • ✗ Publishes a /.well-known/x402 descriptor
  • ✗ Payment address on record
  • ✗ Settlement network declared
  • ✗ Price declared
Demand 0.0 / 40
No payment address on record, so demand cannot be measured
Owner verified 0.0 / 3
Nobody has claimed this listing yet
Endpoint last checked 6 h ago. Availability and on-chain demand are both re-probed daily; the grade updates automatically on the next pass.

Paid endpoints

18 resource(s) advertised by this origin.

POST https://anchor-x402.com/v1/anchor

Anchor a 32-byte hash to Base + Solana mainnet in parallel. Returns both tx URLs as cryptographic proof of when the hash existed.

GET https://anchor-x402.com/v1/screen

Is this address safe to pay? Screen a wallet address before you pay or send funds to it: an OFAC SDN sanctions check of the address plus address reputation (drainer, phishing, mixer, money laundering) for EVM and Solana. Returns one verdict to branch on (allow, review, or block) with a 0-100 risk sc

POST https://anchor-x402.com/v1/attest

Attest a decision over (input_hash, output_hash, decision) with domain separation: supply your own signature, or omit it and the treasury signs for you (for wallet-less agents), then dual-chain anchor the Merkle root. Returns the signer, on-chain proof, and a free re-verify URL (POST /v1/attest/veri

POST https://anchor-x402.com/v1/decode/tx

Structured decode of any mainnet transaction. EVM (Base/Ethereum): from/to/value/gas/status/calldata. Solana: slot/fee/signers/program_calls.

GET https://anchor-x402.com/v1/resolve/name

Cross-chain name resolution: ENS (.eth) and Bonfida SNS (.sol). Returns resolved address(es) per registry.

GET https://anchor-x402.com/v1/price/token

USD spot price for any major token by symbol or chain+contract. CoinGecko-backed, 60s cache.

POST https://anchor-x402.com/v1/decode/calldata

Decode raw EVM calldata into function name + typed parameters via openchain.xyz signature directory + eth_abi.

POST https://anchor-x402.com/v1/parse/datetime

Parse any freeform datetime string into structured ISO 8601 + components + relative time + confidence.

GET https://anchor-x402.com/v1/intel/wallet

Unified wallet intelligence bundle. ONE call returns balances on Base + Ethereum + Solana, USDC across chains, tx counts, ENS/SNS reverse, sanctions verdict — aggregated from 8-10 parallel sources.

POST https://anchor-x402.com/v1/investigate

Agent-driven wallet due diligence. Multi-step LLM investigation: sanctions screen, on-chain history, identity correlation, counterparty graph. Delivered as signed markdown report + JSON sidecar with dual-chain anchor proof on Base + Solana. Async — returns job_id, poll /v1/investigate/status/{job_id

POST https://anchor-x402.com/v1/roast

Witty roast of any target — wallet, tweet, idea, code, anything. Powered by Claude on AWS Bedrock. Universal text input.

POST https://anchor-x402.com/v1/oracle

Yes/no oracle with dual-chain anchored verdict on Base + Solana. Returns MAYBE/YES/NO + explanation + on-chain proof (merkle_root, base_tx, solana_tx).

POST https://anchor-x402.com/v1/tldr

Summarize a URL (fetched server-side) or pasted text into 3-5 concise bullets. Powered by Claude on AWS Bedrock.

POST https://anchor-x402.com/v1/aura

Aura read of any target. Returns color (free-form), tier (S/A/B/C/D/F), score (0-9999), description. Screenshot-friendly viral output.

POST https://anchor-x402.com/v1/grade

Academic letter grade with red-pen marginalia for anything. Returns letter_grade (A-F), marginalia bullets, summary.

POST https://anchor-x402.com/v1/roll

Cryptographically-random integer(s) over a caller-chosen range, signed by the treasury EOA (EIP-191). Drop-in VRF for game studios, raffles, DAO voter selection, NFT mint reveals. Optional 32-byte pre-commitment binds inputs into the signed payload to close front-running windows.

POST https://anchor-x402.com/v1/ledger/summary

x402 spend accounting for any Base wallet — totals, per-service breakdown, and daily series reconstructed from on-chain USDC transfers at request time. Services labeled via a versioned registry; unregistered x402 payments detected by EIP-3009 calldata.

POST https://anchor-x402.com/v1/ledger/report

Signed x402 expense report (markdown + CSV) for any Base wallet — deterministic, EIP-191 signed, SHA-256 anchored to Base + Solana mainnet. Async: returns job_id, poll /v1/ledger/report/{job_id}. Audit artifact, not just a CSV export.

How to call

cURL · x402-fetch / x402-axios will auto-handle 402
curl -X POST https://anchor-x402.com/v1/anchor

Listed in

Directories this entry was found in.

awesome-x402