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Synapse API — Bob RPC Endpoint
x402
Synapse API — Bob RPC Endpoint is a paid API for AI agents from synapse-api-brown.vercel.app, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-10).
JSON-RPC endpoint for AI processing, web scraping, and blockchain data utilities across 57+ networks, paid per-call via x402
Price / call$0.01
Success—
StatusUnknown
How this service works
High-speed API suite for AI processing, web scraping, and smart data utilities across 57+ blockchain networks. Pay-per-call via x402.
Output
Returns a JSON-RPC style response containing the result of the called method — which may be blockchain state data, scraped web content, AI-processed output, or a computed utility result depending on the method invoked.
Example use cases
Multi-chain token balance lookup
“Call the Synapse Bob RPC with method 'getTokenBalance' and params ['0xMyWallet', 'USDC'] — I want to check my USDC balance across Ethereum and Polygon networks.”
Scrape competitor pricing data
“Use the Synapse API scraping capability via the Bob RPC endpoint to extract product pricing from 'https://competitor-store.com/pricing' — I need the current plan prices for my market research.”
On-chain DeFi protocol query
“Query the Synapse Bob RPC with method 'getPoolLiquidity' and params ['0xPoolAddress', 'uniswap-v3'] so I can see the current liquidity depth for that pool before I make a trade.”
Technical details
Endpoint
POSThttps://synapse-api-brown.vercel.app/api/bob/rpc?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a single pay-per-call JSON-RPC interface covering AI processing, web scraping, and multi-chain blockchain queries without a subscription. Best when you want micro-payment access (x402/USDC) to 57+ blockchain networks or need to combine scraping and on-chain data in one API suite.
Side effects
- Invalid or unsupported method name returns an error response
- Missing or malformed params array causes parameter validation failure
- Payment not provided or insufficient USDC via x402 results in 402 Payment Required
- Unsupported blockchain network identifier returns network-not-found error
- Rate limiting if too many calls made in rapid succession
- Target website blocking scrape requests returns empty or error result
- Vercel cold-start latency on first call after idle period
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| method | string | |
| params | array |
Tags
x402
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