The data accuracy seems excellent, though the x402 payment flow adds unnecessary complexity for basic usage needs.
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Questions about B20 Check
What is B20 Check?
B20 Check is a developer-focused API service that verifies B20 tokens on the Base blockchain by reading token contract rights like mint, freeze, seize, pause, and admin directly from on-chain data. It returns a signed EIP-712 verdict for each token address and provides an MCP connector for use by AI agents. The service maintains an index of B20 tokens with periodic snapshots supplemented by live resolution for newly minted tokens.
What are the pricing options for using the B20 Check API?
The paid endpoint for B20 Check costs $0.01 per call and uses the x402 payment protocol settled in USDC on Base. There is also a free demo endpoint available, though it comes with rate limits. These pricing tiers allow developers to test the service before committing to paid usage.
How can a developer get started with B20 Check?
Developers can start using B20 Check by accessing the free demo endpoint to test functionality within rate limits. For production use, they can integrate the paid endpoint at $0.01 per call or utilize the provided MCP connector for AI agents. The service reads token contract rights directly from on-chain data to generate signed EIP-712 verdicts.
Where is B20 Check located?
B20 Check is located at 0xb2000000000000000000001fd821494127f35af0 isB20 true dataSource indexed adminActive true flags ADMIN_ACTIVE issuer admi.
What is the official website of B20 Check?
The official website of B20 Check is b20check.com.
How is B20 Check rated on Trustburn?
On Trustburn, B20 Check has a rating of 4.7 out of 5 based on 3 reviews.
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3 Reviews
From the information available, B20 Check reads issuer rights like mint and freeze directly from the chain, returning a signed verdict that allows independent verification via EIP-712 signatures.
B20 Check delivers instant signed verdicts for Base tokens with impressive speed and clarity.
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About B20 Check
B20 Check is a developer-focused API service for verifying B20 tokens on the Base blockchain. It reads token contract rights such as mint, freeze, seize, pause, and admin directly from on-chain data and returns a signed EIP-712 verdict for each token address. The service offers a free demo endpoint with rate limits and a paid endpoint priced at $0.01 per call, using the x402 payment protocol settled in USDC on Base. It also provides an MCP connector for use by AI agents, and maintains an index of B20 tokens with periodic snapshots supplemented by live resolution for newly minted tokens.
- Website
- b20check.com
- Address
- 0xb2000000000000000000001fd821494127f35af0 isB20 true dataSource indexed adminActive true flags ADMIN_ACTIVE issuer admi
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