Fewsats/fewsats-mcp
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The Fewsats MCP Server allows AI Agents to securely purchase items by integrating with the Fewsats platform.
Tools
Functions exposed to the LLM to take actions
fewsats_balance
Retrieve the balance of the user's wallet. You will rarely need to call this unless instructed by the user, or to troubleshoot payment issues. Fewsats will automatically add balance when needed.
fewsats_payment_methods
Retrieve the user's payment methods. You will rarely need to call this unless instructed by the user, or to troubleshoot payment issues. Fewsats will automatically select the best payment method.
fewsats_pay_offer
Pays an offer_id from the l402_offers.
The l402_offer parameter must be a dict with this structure: { 'offers': [ { 'id': 'test_offer_2', # String identifier for the offer 'amount': 1, # Numeric cost value 'currency': 'usd', # Currency code 'description': 'Test offer', # Text description 'title': 'Test Package' # Title of the package } ], 'payment_context_token': '60a8e027-8b8b-4ccf-b2b9-380ed0930283', # Payment context token 'payment_request_url': 'https://api.fewsats.com/v0/l402/payment-request', # Payment URL 'version': '0.2.2' # API version }
Returns payment status response.
If payment status is needs_review inform the user he will have to approve it at app.fewsats.com
fewsats_payment_info
Retrieve the details of a payment.
If payment status is needs_review inform the user he will have to approve it at app.fewsats.com
fewsats_billing_info
Retrieve the user's address and billing information. Returns billing details including name, address, and other relevant information. This information can also be used as shipping address for purchases.
fewsats_create_x402_payment_header
Creates a payment header for the X402 protocol.
The chain is base-sepolia or base The x402 payload must be a dict with this structure: { "accepts": [ { "asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e", "description": "Payment for GET https://proxy402.com/7Yhuf2O3zs", "extra": { "name": "USDC", "version": "2" }, "maxAmountRequired": "10", "maxTimeoutSeconds": 300, "mimeType": "", "network": "base-sepolia", "payTo": "0xbA5Ae80f48E0C74878c1a362D69c27c2135Aa594", "resource": "https://proxy402.com/7Yhuf2O3zs", "scheme": "exact" } ], "error": "X-PAYMENT header is required", "x402Version": 1 }
Returns a dict with the payment_header field that must be set in X-PAYMENT header in a x402 http request.
Prompts
Interactive templates invoked by user choice
No prompts
Resources
Contextual data attached and managed by the client
