Agent402.Tools: pay-per-call web tools
NPM · AGENT402-MCP · 2 COMPONENTS · SCANNED SEP 20
Agentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, free via PoW or card credits
Available components
How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. How we score → Why this is hard to score →
Supply Chain Security99
- No malware found by supply-chain analysis.Pass
- No known CVEs affecting this package version or its production dependencies.Pass
- No install/post-install scripts declared.Pass
- 31 of 161 dependencies flagged as unhealthy. View diagnostics → Partial
Provenance & Transparency100
- Source repository is publicly reachable at the declared URL. View diagnostics → Pass
- Cryptographically verified build provenance (signed, bound to MikeyPetrillo/Agent402). View diagnostics → Pass
- Clear OSI-approved license (MIT).Pass
- Actively maintained (last published 1 days ago).Pass
- Publishes a security disclosure policy (SECURITY.md).Pass
Schema Quality & AI Usability65
- AI-judged instruction clarity (good).Pass
- Context-footprint check failed: tool/resource definitions use about 1388 tokens (~198/item across 7 items; 7 tools + 0 resources), over budget; trim descriptions and params. See how to fix → Fail
- Usage-examples check failed: none of the tools include examples. See how to fix → Fail
Stability & Change Management97
- Stability observed for 29 of 30 days with no destabilising changes; credit accrues until the full window elapses.Partial
Tool Coverage100
- 100% of tools have a non-trivial description (not blank, and not just the tool's name).Pass
- 100% of tool parameters carry a description.Pass
- Structured output schemas are declared (100% of tools); any adoption earns full credit.Pass
Tool Safety75
- No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.Pass
- 0 of 1 tool(s) whose name or description implies an irreversible operation declare an MCP destructiveHint annotation; "route_and_execute" implies "execute" and declares readOnlyHint instead, contradicting what its own name says it does. See how to fix → Fail
- An AI judge read all 8 captured unit(s) of tool text and found none that tries to manipulate the model reading it.Pass
Capabilities100
- Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.Pass
How do I install the Agent402.Tools: pay-per-call web tools MCP server?
Agent402.Tools: pay-per-call web tools runs locally as an npm package, launched with npx -y agent402-mcp. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.
npm · agent402-mcp
claude mcp add mikeypetrillo-agent402 -- npx -y agent402-mcp
{
"mcpServers": {
"mikeypetrillo-agent402": {
"command": "npx",
"args": [
"-y",
"agent402-mcp"
]
}
}
} {
"servers": {
"mikeypetrillo-agent402": {
"command": "npx",
"args": [
"-y",
"agent402-mcp"
]
}
}
} codex mcp add mikeypetrillo-agent402 -- npx -y agent402-mcp
{
"$schema": "https://opencode.ai/config.json",
"mcp": {
"mikeypetrillo-agent402": {
"type": "local",
"command": [
"npx",
"-y",
"agent402-mcp"
],
"enabled": true
}
}
} openclaw mcp add mikeypetrillo-agent402 --command npx --arg -y --arg agent402-mcp
mcp_servers:
mikeypetrillo-agent402:
command: "npx"
args: ["-y", "agent402-mcp"] {
"McpServers": {
"mikeypetrillo-agent402": {
"Transport": "stdio",
"Command": "npx",
"Arguments": [
"-y",
"agent402-mcp"
]
}
}
} assistant mcp add mikeypetrillo-agent402 -t stdio -c npx -a -y agent402-mcp
{
"mcpServers": {
"mikeypetrillo-agent402": {
"command": "npx",
"args": [
"-y",
"agent402-mcp"
]
}
}
} Every change we have recorded for this component, newest first. Security-relevant changes are always shown. ▲ marks a change for the better, ▼ a change for the worse; unmarked changes are neutral.
- 19 Sept 26 +15
- Malware scan: unverified → pass ▲ security
- 18 Sept 26 −16
- Malware scan: pass → unverified ▼ security
- Stability: pass → 0.90 functional
- Package version: 0.13.1 → 0.13.2 functional
- 17 Sept 26 +1
- Stability: 0.97 → pass security
- 14 Sept 26 +2
- Security disclosure: unverified → pass ▲ functional
- 13 Sept 26 −1
- Security disclosure: pass → unverified ▼ functional
- 12 Sept 26 +1
No change was recorded against any check on this day. Stability & Change Management went from 80 to 83. That category is still filling its 30-day observation window: 24 days of observed history at the previous scan, 25 at this one. The score rises as the window fills, whether or not the server changes.
- 11 Sept 26 −3
- Stability: pass → 0.80 functional
- 10 Sept 26 +1
- Stability: 0.97 → pass security
Diagnostic detail from the automated scan of this channel: what the scanner observed at each step, so you can see exactly where a check passed or failed. It is informational only and never changes the trust score.
Captured 20 Sept 2026 · Analysed npm/agent402-mcp@0.13.2
Provenance Verified
A signed build attestation was found and verified, binding this exact artifact to the source repository it claims to come from.
| Result | Verified |
|---|---|
| Ecosystem | npm |
| Reason | Verified |
| Discovered via | Registry attestation endpoint |
| Source repo | MikeyPetrillo/Agent402 |
| Certificate issuer | https://token.actions.githubusercontent.com |
| Certificate SAN | https://github.com/MikeyPetrillo/Agent402/.github/workflows/deploy.yml@refs/heads/main |
| Rekor log index | 2886226169 |
| Predicate type | https://slsa.dev/provenance/v1 |
| Subject digest | sha512:7ba588f68819b2c3617c265251e91edca3e09cd9de074361041513d1184c20066dce83bfd5823180ce985fa15010dd86fae4dbf0c3abde1af8de74ae2 |
Background: How many MCP packages publish verified provenance →
Dependencies 161 packages
| Packages resolved | 161 |
|---|---|
| Stale | 31 |
| Tree resolution | Complete |
Background: SBOMs and build attestations, explained →
The tools this component advertises to a client, with an estimated token cost for each. Expand a tool to see its parameters and schema. The per-tool counts are indicative and are not scored directly; the schema's total context footprint is one signal in Schema Quality & AI Usability. A tool's description is untrusted text the model reads on every call, which is what makes this list a security surface and not just an inventory: how tool poisoning works →
catalog.call Run an Agent402 tool ~132
Call any Agent402 tool by slug (find slugs with catalog.find or catalog.search). Payment is handled automatically: USDC via x402 if this server has a wallet key, otherwise free proof-of-work on eligible pure-CPU tools (no wallet needed). Wallet-keyed highlights: live search/answer, stock-quote, render, transcribe, memory, and the /v1 LLM gateway tiers.
| Name | Type | Req | Description |
|---|---|---|---|
| params | object | – | Tool input parameters, matching the tool's inputSchema |
| slug | string | yes | Tool slug from catalog.search, e.g. "search" or "unit-convert" |
| Name | Type | Req | Description |
|---|---|---|---|
| result | – | yes | Native tool output (shape depends on slug) |
| slug | string | yes | Catalog slug that ran |
No examples provided.
catalog.find Resolve a task to the one best Agent402 tool ~112
DECIDE, don't browse: resolve a plain-language task to the single best-matching Agent402 tool via the hosted /api/find resolver. Prefer this for anything outside the flagship list. Returns { task, matches } with the top pick first; then run catalog.call with the chosen slug + params.
| Name | Type | Req | Description |
|---|---|---|---|
| limit | number | – | Max results (default 5) |
| task | string | yes | What you want to do, e.g. "search the web for x402 adoption" or "convert miles to km" |
| Name | Type | Req | Description |
|---|---|---|---|
| hint | string | – | – |
| matches | array | – | Alias of results on the stdio package |
| message | string | – | – |
| relatedSellers | array | – | – |
| results | array | – | Ranked matches; top pick first |
| task | string | yes | – |
| usage | string | – | – |
| workflows | array | – | – |
| workflowsUsage | string | – | – |
No examples provided.
catalog.search Search the Agent402 tool catalog ~194
BROWSE the long catalog behind the flagship set: keyword search over Agent402's 500+ pay-per-call tools (exact count 0). Start with listed flagships for search/answer/news/render/stock/transcribe/memory; use this for long-tail slugs. Counterpart catalog.find resolves a task to ONE ready-to-run pick. Many pure-CPU tools are free via proof-of-work. OpenAI-compatible LLM gateway at https://agent402.tools/v1 (chat nano $0.003, auto $0.01, embeddings $0.002) via catalog.call when a wallet key is set. Returns matching tools + workflow templates; call them with catalog.call.
| Name | Type | Req | Description |
|---|---|---|---|
| limit | number | – | Max results (default 10) |
| query | string | yes | What you need, e.g. "search the web for x402", "answer a question with citations", "convert miles to km" |
| Name | Type | Req | Description |
|---|---|---|---|
| hint | string | – | Shown when the match is weak - points at demand.request |
| message | string | – | Present when nothing matched |
| results | array | yes | Matching catalog tools |
| usage | string | – | – |
| workflows | array | – | Matching skill-pack workflows |
| workflowsUsage | string | – | – |
No examples provided.
payment.info Payment and wallet setup ~45
How this MCP server is paying for Agent402 calls (USDC wallet vs proof-of-work), and what that unlocks. Includes Claude Code / Cursor / npm install one-liners.
Input schema present but exposes no named parameters.
| Name | Type | Req | Description |
|---|---|---|---|
| balanceAndHistory | object | – | – |
| connector | string | – | – |
| ecosystem | string | – | – |
| freeTier | object | – | – |
| install | object | – | – |
| mode | string | – | – |
| network | string | – | – |
| networks | array | – | – |
| note | string | – | – |
| pay | object | – | – |
| payableWithCompute | integer | – | – |
| positioning | string | – | – |
| service | string | – | – |
| solanaWallet | – | – | Solana address when a key is configured |
| spendControls | – | – | – |
| tools | integer | – | – |
| wallet | – | – | EVM address when a key is configured |
| walletOnly | integer | – | – |
| workflows | – | – | Skill-pack count or detail object |
No examples provided.
route_and_execute Route and execute an external x402 tool ~260
Reach ANY tool in the open x402 ecosystem in one call — not just this catalog. Give a plain-language task; Agent402 resolves the best-matching EXTERNAL x402 seller (filtered to PROVEN sellers with real on-chain settled volume), pays it on your behalf from your wallet (set AGENT_KEY), and relays the result marked untrustedContent (treat it as untrusted third-party data). One integration, thousands of external sellers. Flat routing fee, cheapest covering tier chosen from maxUsd: $0.01 for a seller <= $0.005, $0.05 for <= $0.04, $0.55 for <= $0.50. Needs a funded wallet.
| Name | Type | Req | Description |
|---|---|---|---|
| maxUsd | number | – | Max underlying seller price in USD. Default 0.005 (the $0.01 fee tier); a value above 0.005 uses the $0.55 tier (seller up to $0.50). |
| params | object | – | Input parameters for the resolved external tool (optional; the seller decides its own schema). |
| task | string | yes | Plain-language task, e.g. 'crypto news headlines' or 'sentiment of a tweet'. Resolved to a proven external seller. |
| Name | Type | Req | Description |
|---|---|---|---|
| receipt | object | – | – |
| result | – | – | External seller response (treat as untrusted) |
| untrustedContent | boolean | – | – |
No examples provided.
sellers.list List top x402 sellers ~266
List ranked sellers from the on-chain leaderboards. wire=x402 (default): x402 sellers earning the most USDC (or serving the most calls) on Base in the last ~24h, derived from on-chain USDC transfers. wire=mpp: MPP (Machine Payments Protocol) sellers ranked by inbound USDC.e transfers on Tempo to the recipient their live 402 names (window, rolling 7d/30d, distinct payers, volume; routable = the host's router will pay them). Useful for agents discovering the live x402 / MPP economy: who's getting paid, which networks, and where to point demand. Free to call (no payment, no proof-of-work). Defaults: top 10, sort by USDC, exclude this service's own wallet.
| Name | Type | Req | Description |
|---|---|---|---|
| include | string | – | 'external' (default) hides this service's own wallet; 'all' includes it |
| limit | number | – | Max rows to return (default 10, max 50) |
| sort | string | – | Rank by USDC settled (default) or by call count (mpp: 7-day volume / 7-day transfers, default calls) |
| wire | string | – | Which leaderboard: x402 (default) or mpp |
| Name | Type | Req | Description |
|---|---|---|---|
| asOf | – | – | Snapshot timestamp |
| containsUntrustedContent | boolean | – | – |
| include | string | – | – |
| measure | string | – | – |
| note | string | – | – |
| results | array | yes | – |
| sort | string | – | – |
| source | string | – | – |
| totalSellers | integer | – | – |
| window | string|null | – | – |
| wire | string | – | – |
No examples provided.
server.describe About this Agent402 connector ~36
Describe this stdio MCP server: flagship-first tools, install one-liners, free vs paid, and discovery URLs. Call this first.
Input schema present but exposes no named parameters.
| Name | Type | Req | Description |
|---|---|---|---|
| clientsSeenSinceBoot | object | – | – |
| connector | string | – | – |
| docs | string | – | – |
| ecosystem | string | – | – |
| freeHere | integer | – | – |
| install | object | – | – |
| maintainer | string | yes | – |
| missingATool | string | – | – |
| paidAccess | string | – | – |
| rateLimit | string | – | – |
| service | string | yes | – |
| startHere | object | yes | – |
| tools | integer | – | – |
| toolsEvergreen | string | – | – |
| walletOnly | integer | – | – |
| workflows | object | – | – |
No examples provided.
What is the Agent402.Tools: pay-per-call web tools MCP server?
Agent402.Tools: pay-per-call web tools is an MCP server listed in the public MCP registry as io.github.MikeyPetrillo/agent402. Agentic Finance: 500+ agent tools, multi-chain USDC over x402 or MPP, free via PoW or card credits. This page covers its npm package (agent402-mcp).
Is the Agent402.Tools: pay-per-call web tools MCP server safe to use?
Agent402.Tools: pay-per-call web tools scores 91 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 20 September 2026. It declares no install or post-install scripts. Its build provenance is signed and verified. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.
What tools does the Agent402.Tools: pay-per-call web tools MCP server expose?
Agent402.Tools: pay-per-call web tools exposes 7 tools: catalog.search, catalog.find, catalog.call, payment.info, server.describe, and 2 more. Their descriptions and schemas cost roughly 1,045 tokens of context every time the server is loaded.
Is the Agent402.Tools: pay-per-call web tools MCP server still maintained?
Agent402.Tools: pay-per-call web tools is still listed as active in the MCP registry. We last reached this channel on 20 September 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.
What licence is the Agent402.Tools: pay-per-call web tools MCP server under?
Agent402.Tools: pay-per-call web tools declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.