Uptime (30d)%100.0

Latency (p50)807 msfaster than 23% of servers

Protocol eralegacy

Tools14

x402 Toolbox

Description

Free, read-only MCP subset of x402 Toolbox's cheap data endpoints, free via MCP.

What our measurements say

x402 Toolbox is a remote MCP server published at lab.paidapis.net. It has been probed 1 times since 9/13/2026. It answered in 1 of them (100.0%), a near-uninterrupted record. Median response time is 807 ms, a delay an agent will notice. It offers a narrow, focused set of 14 tools. On the protocol side it still runs 2025-11-25 and has not moved to the newer spec.

LegacyLegacy ⚠Version: 1.0.0First probe: 2026-09-13 04:35:29Last probe: 2026-09-13 04:35:29

Agent readability score

Can an LLM agent pick the right tool here — names, descriptions and parameter clarity are assessed.

Agent readability score

No AI summary has been generated for this server yet. Summaries are prepared on request — ask for one and it will appear on this page within a few minutes.

Event narrative

Raw observations

Run	Era	Modern	ms	Legacy	ms	Versions
2026-09-13 04:35:29	Legacy	400	807	200	799	2025-11-25

Supported versions

2025-11-25

as declared by server/discover + initialize

Capabilities

tools

Schema score

100

14 tools

Schema compliance

tools/list structure, inputSchema validity, and a functional smoke test — the components of the 0-100 score.

100/100

Excellent14 tools

tools/list schema valid
inputSchema is valid JSON Schema
Smoke test not run this round
Cold-start: cold 131ms → warm 131ms (penalty 0ms)

Tools

Tools the server advertised in the latest measurement — measured, not catalog-claimed.

get_market_snapshot0 params
Gas price + ETH/USD price + latest Base block in one call. Optional ?ref=<address> pays that wallet a referral cut. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/market-snapshot for production/agentic use.
get_normalized_gas0 params
Ethereum and Base gas price and block data, cleaned into one consistent schema per chain. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/normalized-gas for production/agentic use.
get_gas_comparator0 params
Real gas price on Ethereum vs Base side by side, with delta, ratio, and estimated USD cost of a standard transfer on each chain. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/gas-comparator for production/agentic use.
get_large_transfers1 param
Recent USDC transfers on Base above a value threshold. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/large-usdc-transfers for production/agentic use.
- minUsdnumber
enrich_address1 param · 1 required
Real on-chain context for a wallet address: contract vs EOA, native balance, transaction count. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/enrich-address for production/agentic use.
- addressstringrequired
get_gas_metrics1 param
Rolling average/min/max/volatility/trend for Ethereum gas price over a window. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/gas-metrics for production/agentic use.
- windowMinutesnumber
get_reliable_eth_price1 param
ETH/USD price with retry-with-backoff and last-known-good cache fallback. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/reliable-eth-price for production/agentic use.
- simulateFailureRatenumber
get_wiki_summary1 param · 1 required
Wikipedia article lead section, converted from rendered HTML into clean, tag-free JSON. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/wiki-summary for production/agentic use.
- titlestringrequired
verify_tx1 param · 1 required
Checks whether a Base transaction hash has confirmed on-chain, returns a signed EIP-191 attestation. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/verify-tx for production/agentic use.
- txHashstringrequired
verify_tx_multi_source1 param · 1 required
Checks a Base tx hash against 3 independent RPC providers in parallel; only signs an attestation if all agree. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/verify-tx-multi-source for production/agentic use.
- txHashstringrequired
get_attestation_log1 param
Persisted, doubly-signed log of past oracle attestations from this server. Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/attestation-log for production/agentic use.
- limitinteger
get_freshness_priced_data1 param
Same gas + ETH/USD data, priced by requested freshness: cached (cheap) or live (guaranteed current). Free via MCP; the same data is also available pay-per-call at https://lab.paidapis.net/api/freshness-priced-data for production/agentic use.
- freshnessstring

Availability history

Each block is one measurement round. Green: working response. Amber: responded but the server was returning errors (5xx). Red: no response at all.

Era history

Each cell is one probe run. Faded cells are incomplete probes — one leg did not answer, so the era is inconclusive.

Era distribution

Legacy100%

Legacy13.09 04:35

13.09 04:35Measurements: 113.09 04:35

Legacy

Response time history

The two probe legs separately: modern server/discover and legacy initialize.

server/discoverinitialize

Event log

Derived by comparing consecutive probes — changes in era, protocol version, build and reachability.

2 hours agoAdded to watch — era: Legacy

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Markdown

[![mcpmetrics](https://mcpmetrics.io/badge/io.github.mayer-code/x402-toolbox/era.svg)](https://mcpmetrics.io/servers/io-github-mayer-code-x402-toolbox)

HTML

<a href="https://mcpmetrics.io/servers/io-github-mayer-code-x402-toolbox"><img src="https://mcpmetrics.io/badge/io.github.mayer-code/x402-toolbox/era.svg" alt="mcpmetrics"></a>

Raw observations

You are seeing the last 7 days. Sign up for the full history. Which check failed and why is in the dashboard.

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