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B20 Check

MCP serverMCP registryUnknown

Verify B20 tokens on Base: issuer powers, imposter detection, signed EIP-712 verdicts.

Description provenance: Original source

Open canonical source

Measured: Oct 19, 2026 · 68 observations

Domains & Uses

Domains: Agents, skills and MCP

Installation

claude mcp add b20check -- npx b20check-mcp

Check at the source

Compatibility and prerequisites must be checked in the official documentation.

https://b20check.com

Classifications

Nature: Tool

Measurement history

Comparable readings are grouped by signal and unit.

Downloads · last 7 days

7downloads · Oct 19, 2026

-63 (-90 %)since Aug 13, 2026

Exact values · 65 readings

Measured	downloads	Change
Oct 19, 2026	7	0
Oct 18, 2026	7	0
Oct 17, 2026	7	-39
Oct 16, 2026	46	0
Oct 15, 2026	46	0
Oct 14, 2026	46	0
Oct 13, 2026	46	0
Oct 12, 2026	46	0
Oct 11, 2026	46	0
Oct 10, 2026	46	0
Oct 9, 2026	46	0
Oct 8, 2026	46	0
Oct 7, 2026	46	0
Oct 6, 2026	46	0
Oct 5, 2026	46	+26
Oct 4, 2026	20	0
Oct 3, 2026	20	0
Oct 2, 2026	20	0
Oct 1, 2026	20	0
Sep 30, 2026	20	-18
Sep 29, 2026	38	0
Sep 28, 2026	38	0
Sep 27, 2026	38	0
Sep 26, 2026	38	0
Sep 25, 2026	38	0
Sep 24, 2026	38	0
Sep 23, 2026	38	0
Sep 22, 2026	38	0
Sep 20, 2026	38	0
Sep 19, 2026	38	0
Sep 18, 2026	38	0
Sep 17, 2026	38	+17
Sep 16, 2026	21	0
Sep 15, 2026	21	0
Sep 14, 2026	21	0
Sep 13, 2026	21	-35
Sep 12, 2026	56	0
Sep 11, 2026	56	0
Sep 10, 2026	56	0
Sep 9, 2026	56	0
Sep 8, 2026	56	0
Sep 7, 2026	56	0
Sep 6, 2026	56	0
Sep 5, 2026	56	0
Sep 4, 2026	56	0
Sep 2, 2026	56	0
Aug 31, 2026	56	0
Aug 30, 2026	56	0
Aug 29, 2026	56	0
Aug 28, 2026	56	0
Aug 27, 2026	56	0
Aug 26, 2026	56	0
Aug 25, 2026	56	0
Aug 24, 2026	56	0
Aug 23, 2026	56	0
Aug 22, 2026	56	0
Aug 21, 2026	56	-14
Aug 20, 2026	70	0
Aug 19, 2026	70	0
Aug 18, 2026	70	0
Aug 17, 2026	70	0
Aug 16, 2026	70	0
Aug 15, 2026	70	0
Aug 14, 2026	70	0
Aug 13, 2026	70	·