io.github.89rat/openfang-rail

Tools

• aba_routing_check

  Validate a US ABA routing number by its (3,7,1)-weight mod-10 checksum.

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• abn_check

  Validate an Australian Business Number by its mod-89 checksum (11 digits).

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• aci_trust_lookup

  Deterministic agent trust scoring and non-custodial unsettled exposure advisory evaluation (ACI-1). Quantifies counterparty grade (T0-T3), historical success rate, and maximum suggested settlement exposure without uncollateralized lending or float.

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• africa_supplier_check

  One call, one receipt: Kenya KRA PIN + settlement IBAN + SWIFT/BIC. Deterministic structural checks for East African trade corridors.

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• autonomous_commercial_pipeline

  Autonomously discover, quote, and generate pre-cleared non-custodial Base L2 USDC payment invoices for AI GPU compute clusters, technical security studios, and engineering guilds.

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• balance_check

  PRE-PAYMENT SOLVENCY PROOF: Snapshot verified native ETH and USDC token balance on Base with raw units and decimals provenance. Preflighted so you never pay during an RPC outage.

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• batch_validate

  Run up to 50 identifier checks (IBAN / LEI / VAT / UK company / SWIFT / ABA / EIN / IFSC / ABN / Luhn / ISBN / E.164 / SEDOL) in ONE paid call: one voucher, one settlement, one signed XDR-1 receipt covering the whole batch. Flat price regardless of count — at 50 items, 10x cheaper per check than single calls.

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• bind_insurance_policy

  Bind an active 3rd-party insurance policy directly to a specific transaction, payment, or B2B invoice, generating an offline-verifiable POL-1 certificate. Non-custodial bilateral underwriting agreement backed by accredited global insurers.

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• block_info

  Latest (or specified) Base block header: number, timestamp, transaction count, base fee. Preflighted before payment.

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• browse_compute_clusters

  Query 50 verified AI GPU compute clusters (H100, H200, A100, L40S, RTX 4090) across US, Europe, and Asia-Pac for autonomous model training and inference.

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• browse_technical_studios

  Search 50 verified smart contract security audit DAOs, 3D VFX render farms, and RLHF data annotation collectives on Base L2.

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• browse_top_guilds

  Query 1,000 verified software engineering guilds across LatAm, Eastern Europe, South Asia, SE Asia, and Africa. Filter by region, specialty, or volume.

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• calculate_fx_savings

  Compute retained margin and compare Code402 floating fees vs traditional SWIFT wires (3.5%) and Deel (2.0%) across 14 global fiat currencies.

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• check_price

  Instant zero-cost pricing hook for code402 tools. Returns the live price, an opaque quote_id, TTL, and the settlement URL. Free forever — feeds the price index into an agent planner's context without creating any financial obligation. If the planner acts on the quote, it hits the settlement_url with an EIP-3009 signed voucher.

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• china_supplier_check

  One call, one receipt: USCC + settlement IBAN + SWIFT/BIC for a Chinese counterparty. Deterministic structure and checksum validation with explicit scope per identifier.

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• clean_markdown_scraper

  Transform noisy HTML web documents into clean, LLM-optimized Markdown while preserving semantic headers and links.

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• cnpj_check

  Validate Brazilian corporate tax ID (CNPJ) with official dual mod-11 check digits. Required for Brazilian B2B payments, PIX verification, and vendor due diligence. Returns signed XDR-1 receipt.

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• company_number_format

  Validate UK Companies House number format (not existence).

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• context_distill

  Deterministic text digest: word count, top-5 most frequent meaningful words (stop words excluded), first sentence, and a keccak-256 content hash. Pure function — no external calls, no ML.

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• create_ap2_pilot

  Provision a pre-cleared AP2 Merchant Pilot invoice ($49.00 USDC) with 50k gasless Base L2 calls and turnkey <code402-widget> setup.

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• create_b2b_invoice

  Generate a pre-cleared, gasless B2B settlement invoice on Base L2 with floating piecewise dynamic fee (capped) and dual-rail bank coordinates (JUANA LIMITED Tide / CurrencyCloud).

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• crypto_ticker

  Current spot price (USD) for a symbol via the public CoinGecko API; common tickers (btc, eth, …) are mapped to CoinGecko ids automatically. Cached 60s server-side; preflighted so you never pay during an API outage.

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• csp_commitment_create

  Generates cryptographic commitments to commercial terms and formats ERC-5564 dual-key stealth address announcements (CSP-1) for invoice-scale B2B payments on Base L2.

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• dip_file_dispute

  Deterministic machine-to-machine dispute resolution against signed XDR-1 execution receipts (DIP-1). Evaluates verifiable claims (NOT_DELIVERED, TIMEOUT_UNDELIVERED, OUTPUT_MISMATCH, SCHEMA) and issues non-custodial remedies.

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• e164_check

  Validate a phone number's E.164 structure (+CC, 8-15 digits, no leading zero).

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• ean13_check

  Validate an EAN-13 barcode by its mod-10 checksum (odd positions x1, even positions x3).

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• ein_format_check

  Validate US Employer Identification Number FORMAT (NN-NNNNNNN). No public EIN checksum exists.

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• engine_benchmark

  Real-time edge benchmark comparing deterministic sub-millisecond core vs pure JavaScript V8 for EIP-712/3009 cryptographic verification and zero-GC memory allocation.

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• erc20_balance

  Raw + formatted ERC-20 balanceOf for an address at any token contract on Base. Decimals read on-chain. Preflighted so you never pay during an RPC outage.

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• fx_spot_price_oracle

  High-precision fiat & stablecoin foreign exchange spot rates (USDC, EUR, GBP, JPY, etc.) computed from TWAP edge oracles.

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• get_b2b_invoice

  Inspect live settlement status, on-chain transaction hash, and payment timestamps for any Code402 B2B invoice.

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• get_guild_profile

  Retrieve deep profile, monthly volume, SWIFT fee loss analysis, and pre-cleared Base L2 payment route for any of the 1,000 software guilds.

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• get_studio_profile

  Retrieve institutional verification, reputation score, and non-custodial milestone escrow parameters for any verified technical studio.

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• gstin_check

  Validate an Indian GSTIN by structure (2-digit state code + PAN + entity code + 'Z') and its mod-36 cross-sum checksum.

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• gulf_supplier_check

  One call, one receipt: UAE TRN + settlement IBAN + SWIFT/BIC. Deterministic structure validation for Gulf trade corridors, scope stated per identifier.

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• iban_check

  Validate an IBAN by ISO 13616 structure and MOD-97-10 checksum (offline, no bank lookup).

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• ifsc_check

  Validate an Indian IFSC by RBI structure (BBBB0NNNNNN; 5th character always 0).

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• india_supplier_check

  One call, one receipt: GSTIN + PAN + UPI VPA + IFSC for an Indian counterparty. Four deterministic structural checks, each stating its own scope. Built for cross-border procurement where the buyer is an agent that cannot open an INR account.

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• instant_json_schema_verifier

  Sub-millisecond edge validation of JSON data payloads against schema definitions. Preflighted for agent tool call pipelines.

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• isbn_check

  Validate an ISBN-10 (mod-11) or ISBN-13 (1,3-weight mod-10) checksum.

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• isin_check

  Validate an ISIN (ISO 6166) by structure and Luhn mod-10 check digit over the A=10…Z=35 converted string.

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• iso20022_to_x402_intent

  Translates validated ISO 20022 payment instructions (pain.001 / pacs.008) into deterministic EIP-712 payment-intent templates for autonomous x402 Base L2 USDC settlement (BAP-1). Zero custody, no fiat leg.

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• iso20022_validate

  Deterministic validation for institutional ISO 20022 XML/JSON payment messages (pain.001 credit transfer, pacs.008 customer credit, camt.053 bank statement) with XML DOCTYPE security guards, BigInt CtrlSum decimal sums, and ISO 13616 / 9362 / 17442 checksums (BAP-1).

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• iso4217_currency_check

  Validate 3-letter alpha or 3-digit numeric currency codes against ISO 4217 standard. Returns minor unit decimals, symbol, official name, countries, and onchain Base L2 settlement token mapping (USDC/EURC).

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• japan_corp_check

  Validate 13-digit Japanese Corporate Number assigned by the National Tax Agency using Mod-9 check digit algorithm. Required for Japanese B2B SaaS and enterprise billing. Returns signed XDR-1 receipt.

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• japan_supplier_check

  One call, one receipt: 13-digit Corporate Number + settlement IBAN for a Japanese counterparty. Deterministic check digits, explicit scope.

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• kra_pin_check

  Validate Kenyan Revenue Authority Tax PIN structure (A/P followed by 9 digits and checksum character). Required for M-Pesa B2B disbursement and Kenyan remote agency invoicing. Returns signed XDR-1 receipt.

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• latam_supplier_check

  One call, one receipt: Brazilian CNPJ + Mexican RFC + settlement IBAN. Deterministic checks for the two largest LatAm corridors in one paid call.

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• lei_check

  Validate a Legal Entity Identifier (ISO 17442 + ISO 7064 MOD-97-10 check digits).

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• list_approved_insurers

  Query accredited 3rd-party transaction, smart contract, trade credit, and BEC wire fraud underwriters. Open gateway giving buyers, sellers, and autonomous agents direct access to all approved insurers.

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• luhn_check

  Validate any 12-19 digit number by the Luhn mod-10 algorithm (card-style checksums). Never submit real card numbers.

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• ofac_sdn_check

  Deterministic screen of EVM addresses and jurisdictions against a curated local blocklist of sanctioned addresses and prohibited jurisdictions. Address- and jurisdiction-level only — this is NOT name-based screening and NOT a complete OFAC SDN check. Absence of a match is not a sanctions clearance; use as one informational input alongside your own compliance process.

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• pan_format_check

  Deterministic validation of Indian Permanent Account Number (PAN) issued by CBDT / Income Tax Department with 4th-character entity type classification (Individual, Company, Firm, Trust, HUF).

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• pod_verify_delivery

  Physical IoT and off-chain service delivery verification using integer E7 point-in-polygon geometry and hardware sensor threshold validation (POD-1). Prevents floating-point coordinate drift without custodial escrow.

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• pre_disbursement_guard

  MANDATORY COUNTERPARTY DUE DILIGENCE: Verifies counterparty before releasing invoice payments, contractor payouts, or wires. Screens ISO 13616 IBAN checksum, RDAP domain age (<30d = scam), disposable email domains, UK CRN/LEI format, and BEC cross-jurisdiction mismatches. Produces signed XDR-1 receipt for compliance.

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• quote_3rd_party_insurance

  Compare real-time insurance quotes across all accredited 3rd-party underwriters (Nexus Mutual, Euler Hermes/Allianz Trade, Lloyd's Cyber/BEC Syndicate, Akrivis Parametric) to insure any transaction, wire transfer, or B2B invoice.

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• quote_compute_slice

  Calculate exact USDC cost, duration, and EIP-3009 payment requirements to rent an AI GPU cluster for autonomous workloads.

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• receipt_verify

  Verifies a signed XDR-1 receipt from ANY x402 service: recomputes the canonical digest and recovers the signer, then compares it to the declared signer. Free forever — no account, no quota, no storage (stateless). A valid receipt proves the signer signed that tool call at that timestamp; it does NOT prove funds moved or any business claim.

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• rent_deposit_guard

  Rental deposit safety: IBAN checksum + property/deposit country alignment + pre-viewing flag.

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• rental_listing_risk

  Explainable rental-fraud risk score over listing red-flag signals (deterministic rule engine).

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• rental_verdict

  One combined, signed rental due-diligence verdict: deposit + landlord entity (LEI/company) + listing risk.

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• rfc_check

  Validate Mexican SAT RFC corporate (12-char) or individual (13-char) tax code and homoclave. Required for Mexican contractor invoicing and SPEI cross-border settlements. Returns signed XDR-1 receipt.

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• sanctions_address_screen

  Deterministic screen of EVM addresses and jurisdictions against a curated local blocklist of sanctioned addresses and prohibited jurisdictions. Address- and jurisdiction-level only — this is NOT name-based screening and NOT a complete OFAC SDN check. Absence of a match is not a sanctions clearance; use as one informational input alongside your own compliance process.

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• sedol_check

  Validate a UK/Ireland security identifier by its (1,3,1,7,3,9)-weight mod-10 checksum.

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• semantic_service_matchmaker

  Match natural language enterprise & agent requests across 1,100 verified global network nodes (AI GPU compute, specialized technical studios, software guilds) using Cloudflare Workers AI Llama-3-8B-Instruct.

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• settlement_history_check

  On-chain counterparty check: USDC transfers SENT and RECEIVED by an address over the last ~48h of Base blocks (counts, volumes, sample tx hashes). Preflighted so you never pay during an RPC outage.

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• simulate_spend_sentinel

  Simulate prompt-injection spend halts, hallucinated subagent delivery escrow reversals, and verified bounded spend under AP2 envelopes.

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• swift_bic_check

  Validate a SWIFT/BIC code by ISO 9362 structure (bank code, ISO country, location, optional branch).

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• token_contract_risk

  Deterministic Base contract facts: ERC-20 metadata, proxy slots, owner(), privileged-function selectors and flags. Not a safety verdict. Result carries a signed receipt.

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• tx_activity

  On-chain activity snapshot: total outbound nonce, bytecode check (is_contract), and funded status on Base. Preflighted before payment.

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• uae_trn_check

  Deterministic validation of UAE 15-digit Tax Registration Number (TRN) issued by the Federal Tax Authority (FTA) for VAT purposes.

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• upi_vpa_check

  Deterministic validation of Indian UPI Virtual Payment Address (VPA / handle) against NPCI guidelines and accredited PSP handle registry (okhdfcbank, okaxis, paytm, ybl, etc.).

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• uscc_check

  Validate 18-character Chinese business registration and tax code using GB 32100-2015 ISO 7064 Mod-31-3 checksum. Required for B2B supply chain trade with Chinese manufacturers. Returns signed XDR-1 receipt.

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• vat_mod97_check

  Structural VAT check (BE mod-97 family).

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• vendor_onboarding_pack

  Screen a vendor's identifiers in ONE signed call: IBAN + LEI + VAT + UK company number — each checksummed, one verdict, one receipt. Half the price of four single checks.

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