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MARKET MONITOR / CATALOGUE Services 111,481 MCP listed 39,819 x402 71,717 Rails Base / Solana / Polygon / Arbitrum Imported 2026-10-26 · 3 sources
Task

Guardrail

4 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.

Prompt injection detection API x402 REST usage

Prompt injection detection API: screen text bound for an agent and get a safe, suspicious or malicious verdict with the patterns that matched. Rule-based and deterministic.

golf-evm-math.x402-evm-math.workers.dev AI Models & Inference 4 calls / 30d checked 2026-10-26
0.0025 USDC per call per call

tool-call-guard x402 REST usage

Ask whether a tool call should run automatically, need human confirmation, or be denied, given the user's request - returns allow/ask/deny with a probability. Advisory only: like any LLM-based judge it is sensitive to pr...

x402.agentindex.world AI Models & Inference 3 calls / 30d checked 2026-10-26
0.001 USDC per call per call

Prompt Injection Detector x402 REST

Prompt injection detection for AI agents: check untrusted text (a web page, email, tool result or user message) before your agent reads it. Returns a verdict safe, suspicious or malicious, a 0 to 100 risk score, the tech...

agentsvc.io AI Models & Inference checked 2026-10-26
0.004 USDC per call per call

Saylor Innovations Prompt Inject x402 REST

Prompt injection detection - screen text, a web page or tool output for block, review or allow with a risk score

saylorinnovations.com AI Models & Inference checked 2026-10-26
0.01 USDC per call per call

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