5arz-proof-of-human
What this MCP does
Issues and verifies signed proof-of-human credentials and supports purchasing verified human work with payment-based fulfillment receipts.
Tools
Input schema
{'type': 'object', 'required': ['pohf_jwt'], 'properties': {'pohf_jwt': {'type': 'string', 'description': 'The credential returned by verify_human — the compact JWT, or the sd_jwt_vc string (ends in ~).'}}, 'additionalProperties': False}
Input schema
{'type': 'object', 'required': ['attestation_id'], 'properties': {'attestation_id': {'type': 'string', 'description': 'Returned at fulfillment, or in the X-Attestation-Id header on the buy response.'}}, 'additionalProperties': False}
Input schema
{'type': 'object', 'properties': {'apiKey': {'type': 'string', 'description': 'Optional: pass your key here if your client cannot set the Authorization header.'}}, 'additionalProperties': False}
Input schema
{'type': 'object', 'properties': {}, 'additionalProperties': False}
Input schema
{'type': 'object', 'properties': {'limit': {'type': 'number', 'description': 'Max tasks to return (default 20, max 100).'}}, 'additionalProperties': False}
Input schema
{'type': 'object', 'required': ['task_id'], 'properties': {'task_id': {'type': 'string', 'description': 'Task id from list_verified_human_tasks.'}, 'x_payment': {'type': 'string', 'description': 'Optional X-PAYMENT settlement proof. Omit to receive the 402 challenge.'}, 'purchase_id': {'type': 'string', 'description': 'Purchase id from the previous 402. Required when presenting an x_payment.'}, 'agent_key_thumb': {'type': 'string', 'description': "Optional RFC 7638 JWK thumbprint of your agent key; embedded in the receipt's cnf.jkt claim."}}, 'additionalProperties': False}
Input schema
{'type': 'object', 'required': ['name', 'contactEmail'], 'properties': {'mode': {'enum': ['live', 'test'], 'type': 'string', 'default': 'live', 'description': 'live for production keys; test for an unlimited free sandbox key.'}, 'name': {'type': 'string', 'description': 'Your company or agent name.'}, 'contactEmail': {'type': 'string', 'format': 'email', 'description': 'Contact email for the account.'}}, 'additionalProperties': False}
Input schema
{'type': 'object', 'required': ['plan'], 'properties': {'plan': {'enum': ['starter', 'growth', 'scale'], 'type': 'string', 'description': 'starter=$99/mo, growth=$499/mo, scale=$2,499/mo. See https://5arz.com/pricing.'}, 'apiKey': {'type': 'string', 'description': 'Optional: pass your key here if your client cannot set the Authorization header.'}}, 'additionalProperties': False}
Input schema
{'type': 'object', 'properties': {'apiKey': {'type': 'string', 'description': 'Optional: pass your key here if your client cannot set the Authorization header.'}, 'wallet': {'type': 'string', 'description': 'Optional EVM address to bind for on-chain isVerifiedHuman() gating (personhood path).'}, 'memberId': {'type': 'string', 'description': 'Member to attest as an ID-verified, live human (personhood path).'}, 'sessionId': {'type': 'string', 'description': 'Verified session to attest (work-fulfillment path).'}, 'walletSig': {'type': 'string', 'description': 'Optional EIP-191 personal_sign of the wallet challenge.'}, 'walletNonce': {'type': 'string', 'description': 'Optional wallet challenge nonce.'}}, 'additionalProperties': False}
Recent tool changes
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