x402 checks for ChatGPT
io.github.89rat/x402-checks
Machine-payable deterministic identifier checks + signed XDR-1 receipts for agents.
client:ChatGPT
transport:streamable-http
tools:58
Install x402 checks in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://api.code402.dev/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs
What ChatGPT can do once it is connected
- crypto_ticker
- erc20_balance
- fx_spot_price_oracle
- block_info
- tx_activity
- token_contract_risk
- clean_markdown_scraper
- context_distill
- instant_json_schema_verifier
- balance_check
- calculate_fx_savings
- counterparty_live_dossier
- lei_live_lookup
- vat_vies_live_lookup
- uk_company_live_lookup
- iso20022_cbpr_cure
- iban_check
- lei_check
- vat_mod97_check
- swift_bic_check
- batch_validate
- vendor_onboarding_pack
- india_supplier_check
- pre_disbursement_guard