"""
x402 Endpoint Pricing Configuration.
Define prices for Farnsworth API endpoints.
"""
from decimal import Decimal
from typing import Dict
import re
# Endpoint pricing in USDC
ENDPOINT_PRICING: Dict[str, Decimal] = {
# Free tier
"/": Decimal("0"),
"/health": Decimal("0"),
"/api/health": Decimal("0"),
"/api/status": Decimal("0"),
# Basic queries ($0.001 USDC = 0.1 cent)
"/api/chat": Decimal("0.001"),
"/api/memory/query": Decimal("0.001"),
"/api/memory/search": Decimal("0.001"),
# AI generation ($0.01 USDC = 1 cent)
"/api/generate": Decimal("0.01"),
"/api/analyze": Decimal("0.01"),
"/api/summarize": Decimal("0.01"),
# Premium features ($0.05 USDC = 5 cents)
"/api/swarm/respond": Decimal("0.05"),
"/api/swarm/chat": Decimal("0.05"),
"/api/evolution/task": Decimal("0.05"),
"/api/evolution/spawn": Decimal("0.05"),
# High-value operations ($0.10 USDC = 10 cents)
"/api/code/generate": Decimal("0.10"),
"/api/code/review": Decimal("0.10"),
# Trading operations (higher due to potential value)
"/api/trade/execute": Decimal("0.25"),
"/api/trade/swap": Decimal("0.25"),
}
# Pattern-based pricing for dynamic endpoints
PATTERN_PRICING = [
(re.compile(r"^/api/v\d+/.*"), Decimal("0.001")), # Versioned API
(re.compile(r"^/api/premium/.*"), Decimal("0.05")), # Premium endpoints
(re.compile(r"^/api/enterprise/.*"), Decimal("0.10")), # Enterprise endpoints
]
# Default price for unlisted endpoints
DEFAULT_PRICE = Decimal("0.001")
def get_endpoint_price(path: str) -> Decimal:
"""
Get the price for an endpoint.
Args:
path: Request path
Returns:
Price in USDC
"""
# Normalize path
path = path.rstrip("/")
# Check exact match first
if path in ENDPOINT_PRICING:
return ENDPOINT_PRICING[path]
# Check pattern matches
for pattern, price in PATTERN_PRICING:
if pattern.match(path):
return price
return DEFAULT_PRICE
def set_endpoint_price(path: str, price: Decimal):
"""
Set or update the price for an endpoint.
Args:
path: Endpoint path
price: Price in USDC
"""
ENDPOINT_PRICING[path] = price
def get_all_pricing() -> Dict[str, str]:
"""Get all endpoint pricing as strings."""
return {path: str(price) for path, price in ENDPOINT_PRICING.items()}
def calculate_request_cost(paths: list) -> Decimal:
"""
Calculate total cost for multiple requests.
Args:
paths: List of endpoint paths
Returns:
Total cost in USDC
"""
return sum(get_endpoint_price(p) for p in paths)
