PHION Agent Trust Infrastructure

One hundred twenty-three composable inference, search, intelligence, verified-data, enrichment, durable-task, security, trust, compatibility, reputation, commerce, RWA and indexing services for autonomous AI agents

Skills

• Signed JSON Attestation
  Sign integrity, provenance and freshness receipts for agent JSON
  attestationintegrityreceiptsx402
• Autonomous Payment Firewall
  Evaluate a payment requirement against an explicit buyer policy and return a signed decision
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• Atomic Mandate Reservation
  Enforce cumulative spending limits with atomic reservations and idempotency
  paymentsmandatesbudgetsx402
• Preflight URL
  Free reachability and safety preflight
  ssrfsafetyweb
• Fetch Independent Evidence
  Retrieve, normalize, screen, hash and sign evidence from a public URL
  evidencewebintegrityprompt-injectionx402
• AI Agent Due Diligence
  Inspect agent endpoints, standards, payments and identity before trusting or purchasing
  agentsdue-diligencex402erc8004mcpa2a
• Agent Commerce Journey Verification
  Verify hash-linked intent, quote, payment and delivery histories
  commerceauditjourneyreceiptsx402
• Transaction Assurance
  Verify settlement, delivery and deterministic acceptance; emit a signed receipt and dispute packet
  commerceassurancedeliveryacceptancedisputesx402
• Transaction Recovery
  Classify paid transaction failures and emit signed recovery claims and deterministic remedy plans
  commercerecoveryrefundsretriesdisputesx402
• Try PHION Service Free
  Preview any PHION service, inspect its value and receive exact machine-readable upgrade terms without a wallet or payment
  free-previewtry-before-paymentx402discovery
• Agent Spending Gateway
  Non-custodial local spending mandates with per-call, cumulative, service and expiry limits
  paymentsbudgetsdelegationx402non-custodial
• PHION Execute
  Execute any selected PHION service through one budgeted, persistently idempotent call with acceptance checks and a signed completion envelope
  executionorchestrationpaymentsidempotencyx402
• PHION Universal Market
  Normalize capabilities and compare PHION and configured external providers; economic execution remains buyer-funded, authority-bound and disabled until a production adapter is verified
  marketcapabilitiesprovidersroutingpreflightbuyer-funded
• Tool Output Firewall
  Inspect untrusted tool output before context ingestion or downstream action
  tool-outputprompt-injectionmcpx402
• Delegation Scope Guard
  Validate least-privilege agent delegation scope, destination, budget and expiry
  delegationauthorizationleast-privilegex402
• Memory Write Guard
  Screen persistent agent-memory writes for poisoning and missing provenance
  memorypoisoningprovenancex402
• MCP Manifest Firewall
  Inspect MCP metadata and schemas before installation or trust
  mcpmanifestsecurityx402
• Tool Call Policy Guard
  Bind proposed tool calls to declared intent and execution policy
  toolsintentauthorizationx402
• Data Egress Preflight
  Inspect outbound agent data and destination before transmission
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• Schema Normalize & Repair
  Validate and safely normalize agent payloads before payment without altering payment-critical values
  schemajsoncompatibilityx402
• RWA Asset Due Diligence
  Issuer, contract, custody and disclosure assessment with live evidence
  rwatokenizationevidencex402
• RWA Compliance Decision
  Deterministic declared eligibility and transfer-policy assessment
  rwatokenizationevidencex402
• RWA NAV & Reserve Verification
  Independent observations for NAV, reserve and collateral claims
  rwatokenizationevidencex402
• RWA Transaction Assurance
  Asset, payment, delivery and transfer-rule verification
  rwatokenizationevidencex402
• RWA Corporate Action Monitor
  Detect material NAV, income, maturity, redemption and freeze changes
  rwatokenizationevidencex402
• Sanctions Screening Evidence
  Traceable literal screening against observed official US and EU sources; not legal clearance
  rwatokenizationevidencex402
• Agent Reputation Evidence
  Evidence-bounded reputation score with confidence, coverage and explicit limitations
  agentsreputationevidencex402
• Counterparty Risk Preflight
  Deterministic allow, review or deny decision using supplied reputation evidence and transaction limits
  agentscounterpartyriskpaymentsx402
• Agent Budget Guard
  Stop autonomous spending before a call exceeds its task, session or period budget.
  agentssecuritytrustx402
• Idempotency Replay Guard
  Distinguish a safe retry from conflicting reuse before an agent repeats an action or payment.
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• Human Approval Policy
  Make escalation predictable by classifying actions before execution.
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• Secret Redaction Preflight
  Remove common secret indicators before agent context or payload leaves its boundary.
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• OAuth Token Audience Guard
  Prevent token forwarding to the wrong resource after local signature validation.
  agentssecuritytrustx402
• Redirect Callback Validator
  Reject unsafe callbacks, ambiguous domains and redirects outside an explicit allowlist.
  agentssecuritytrustx402
• Tool Capability Drift Monitor
  Detect when an approved tool changes its schema or declared capabilities.
  agentssecuritytrustx402
• MCP Server Identity Evidence
  Bind the declared MCP domain, endpoint, manifest, key and version into portable evidence.
  agentssecuritytrustx402
• Agent Task Handoff Receipt
  Give collaborating agents a portable statement of task, scope, budget and expiry.
  agentssecuritytrustx402
• Context Provenance Labeler
  Carry integrity and confidentiality labels with agent context instead of losing its origin.
  agentssecuritytrustx402
• Signed Result Comparator
  Expose exact agreement or conflict between multiple agent results without inventing consensus.
  agentssecuritytrustx402
• Service SLA Attestation
  Turn bounded availability and latency samples into auditable signed SLA evidence.
  agentssecuritytrustx402
• Autonomous Payment Firewall
  Reject unsafe payment terms before an autonomous agent signs or spends.
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• Independent Web Evidence
  Independently retrieve, normalize, screen and hash a public source.
  agentsservicesx402
• AI Agent Due Diligence
  Inspect an agent endpoint before trusting it, delegating work or paying it.
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• Commerce Journey Verification
  Verify that intent, quote, payment and delivery form one untampered history.
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• Payment Route Selector
  Reject routes that cannot safely settle, rank the remaining x402 routes by your policy, and return the exact next action before signing.
  agentsservicesx402
• x402 Quote Comparator
  Validate and normalize x402 v2 quotes, preventing false price comparisons across incompatible assets or decimals.
  agentsservicesx402
• Payment Receipt Reconciler
  Find exact disagreement between intended payment and returned receipt.
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• Duplicate Charge Detector
  Detect repeated payment fingerprints without treating equal prices alone as duplicates.
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• Subscription Spend Guard
  Authorize only the next due recurring charge when subscription, merchant, per-charge and period constraints all match.
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• Webhook Verifier
  Require a trusted signature binding payload, request target and a unique nonce, plus freshness and replay protection.
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• Delivery Evidence
  Bind a successful delivery to its request and expected content without returning the delivered payload.
  agentsservicesx402
• Inter-Agent Policy Evaluator
  Expose conflicting policy decisions before collaborating agents act.
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• Concurrency Guard
  Prevent agents from exceeding fresh, lease-bound concurrent execution capacity.
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• Resource Cycle Guard
  Stop repeated execution and enforce complete step, token and cost budgets.
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• Abandoned Tool Detector
  Require multiple independent failure signals before classifying probable abandonment.
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• Manifest Version Diff
  Show precisely which top-level manifest fields changed between versions.
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• Dependency Provenance Assessment
  Separate declared identity and digest from independently verified dependency provenance.
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• Conflict Resolution
  Resolve competing results only when source, value hash, time and confidence are bound.
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• Data Freshness Certificate
  Certify age only when it is bound to a source and exact content hash.
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• Domain Ownership Evidence
  Validate a fresh domain-bound DNS-01 or HTTP-01 challenge without claiming legal ownership.
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• Purpose-Bound Consent
  Bind consent to ID, subject, recipient, purpose, scope, lifetime and checked revocation state.
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• Retention & Deletion Receipt
  Create a signed receipt for a declared retention or deletion operation.
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• Interrupted Task Recovery
  Resume only from a task-bound checkpoint with known side effects and idempotency.
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• Portable Observability Audit
  Validate and sign a bounded hash chain with portable W3C trace context.
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• PHION Index Feed
  Replace repeated catalog sweeps with one canonical snapshot or digest-based delta ready for PHION Execute.
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• Verified Web Extract
  Retrieve bounded public web content with source identity, observation time and content hashes.
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• Entity Enrichment Evidence
  Measure entity-field coverage in public sources without fabricating absent facts.
  agentsservicesx402
• Social Source Evidence
  Preserve public social-source statements while separating content evidence from identity claims.
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• Market Data Snapshot
  Capture public market data as an immutable, timestamped evidence snapshot.
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• Onchain Evidence
  Capture public explorer or RPC responses as tamper-evident evidence.
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• Verified News Monitor
  Locate literal topic evidence across bounded public news sources.
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• Multi-Source Fact Bundle
  Bundle independent observations without disguising disagreement as certainty.
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• Document to Verified JSON
  Normalize public text, HTML, JSON or XML documents into verifiable JSON; image and PDF OCR excluded.
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• Source-Backed Search
  Search only supplied public sources and return literal evidence rather than generated claims.
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• Live Data Freshness
  Test live source observations against an explicit maximum-age budget.
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• Person Enrichment Evidence
  Resolve a person from strong identifiers and return signed, provider-attributed evidence with explicit limitations.
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• Company Enrichment Evidence
  Resolve a company from domain, profile, ticker or name and return signed provider-attributed evidence.
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• Contact Enrichment Evidence
  Resolve a business contact from strong identifiers without presenting enrichment as identity proof.
  agentsservicesx402
• MCP 2026 Compatibility Gateway
  Validate modern stateless MCP discovery, protocol and method compatibility before connection.
  agentsservicesx402
• Durable Agent Task
  Validate a durable task envelope with expiry, requester isolation and replay-safe identity.
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• Task Checkpoint Evidence
  Bind task ID, monotonic sequence and exact state hash in signed evidence.
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• Task Cancel Assurance
  Verify cancellation state and expose every unresolved side effect.
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• Agent Approval Relay
  Bind an approval or denial to purpose, payload and a strict expiry.
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• Capability Negotiation Preflight
  Detect capability mismatch before an agent commits time or payment.
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• MCP Catalog Cache Guard
  Bind an MCP catalog digest to explicit cache lifetime, scope and revalidation behavior.
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• OAuth Issuer Binding Evidence
  Bind already verified OAuth claims to the exact intended issuer and audience without receiving raw tokens.
  agentsservicesx402
• MCP-A2A Task Bridge
  Map MCP and A2A task identities while preserving state, authority and expiry.
  agentsservicesx402
• Quote Freshness Guard
  Reject payment quotes that cannot remain valid through authorization and retry.
  agentsservicesx402
• Delegated Credential Guard
  Enforce delegated scope and expiry without sending PHION a raw access token.
  agentsservicesx402
• Agent Session Continuity
  Detect session substitution, skipped sequence and broken hash continuity.
  agentsservicesx402
• Task Lease Guard
  Prevent expired or non-owner agents from mutating a leased task.
  agentsservicesx402
• Tool Result Schema Validator
  Reject missing or unexpected top-level fields before another agent consumes a tool result.
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• Agent Memory Provenance
  Bind a memory record to its declared source identity and observation time.
  agentsservicesx402
• Payment Delivery Atomicity
  Detect the exact split state between payment and delivery and require recovery when necessary.
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• Service Failover Selector
  Select only a healthy compatible provider using explicit priority; never fail over silently.
  agentsservicesx402
• Agent Rate Limit Negotiator
  Negotiate deterministic sustained and burst limits before an agent starts a workload.
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• Execution Cost Estimator
  Compute a fail-closed maximum cost before a multi-step agent plan executes.
  agentsservicesx402
• Cross-Agent Receipt Bundle
  Bundle unique agent-bound result receipts without disguising declarations as external truth.
  agentsservicesx402
• Capability Verification
  Separate claimed capabilities from independently evidenced successful demonstrations.
  agentsservicesx402
• Capability Benchmark
  Measure reproducible success, latency and cost from versioned evidence-bound benchmark cases.
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• Sybil Reputation Guard
  Combine multiple bounded Sybil signals while abstaining without independent evidence.
  agentsservicesx402
• Agent Behavior Fingerprint
  Create a privacy-minimized behavioral commitment without retaining payloads or raw identifiers.
  agentsservicesx402
• Trust Anomaly Detector
  Detect material drift between comparable trust vectors without asserting misconduct.
  agentsservicesx402
• Economic Loop Detector
  Detect self-transfer and reciprocal economic patterns without presenting correlation as fraud.
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• Provider Quality Predictor
  Estimate provider success, quality, latency and cost using transparent sample-aware statistics.
  agentsservicesx402
• Transaction Risk Score
  Estimate evidence-supported loss probability without selling insurance or assuming liability.
  agentsservicesx402
• Payment Optimizer
  Rank only integration-tested payment routes under explicit cost and latency constraints.
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• x402 v2 Router
  Select an exactly compatible x402 v2 payment requirement without receiving private keys.
  agentsservicesx402
• ERC-8004 Identity Evidence
  Bind an ERC-8004 registry identity to evidence while separating registration from ownership.
  agentsservicesx402
• ERC-8004 Reputation Intelligence
  Aggregate diverse verified reputation observations with low-sample abstention.
  agentsservicesx402
• Delegated Spend Policy
  Fail closed when delegated authority, per-call limit or remaining budget is insufficient.
  agentsservicesx402
• AP2 Mandate Bridge
  Map mandate fields for review without advertising unsupported AP2 production authorization.
  agentsservicesx402
• A2A Transaction Bridge
  Bind an A2A task to a transaction without silently transferring authority.
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• MCP Transaction Gateway
  Bind an MCP tool call to transaction evidence without granting undeclared authority.
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• Proof of Service
  Commit request, authority, execution, payment and delivery evidence in one proof.
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• Automated Dispute Bundle
  Assemble failure evidence and recommend resolution without executing refunds.
  agentsservicesx402
• Transaction Recovery v2
  Recommend bounded recovery and reconcile ambiguous payments before retry.
  agentsservicesx402
• Reputation Update Receipt
  Recommend a bounded auditable reputation update from verified outcome evidence.
  agentsservicesx402
• Agent Economic Graph
  Build privacy-bounded economic relationships only from supplied nodes and edges.
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• Market Demand Predictor
  Forecast verified demand trends while abstaining on insufficient history.
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• Service Gap Detector
  Detect capability shortages using verified demand and verified provider supply.
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• Price Discovery Engine
  Derive price bands only from settled observations, never traffic or unsigned quotes.
  agentsservicesx402
• SLA Risk Predictor
  Estimate SLA failure probability from bounded success and latency evidence.
  agentsservicesx402
• Dynamic Service Pricing
  Propose a capped shadow price without changing the live catalog.
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• Autonomous Procurement
  Recommend a verified eligible provider under a mandate without purchasing.
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• Multi-Agent Escrow
  Recommend hold or release from evidence without PHION custody or fund movement.
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• Cross-Protocol Receipt
  Bundle consistent transaction commitments across multiple protocols.
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• PHION Inference
  Complete a bounded inference microtask and return a directly usable answer with signed delivery.
  agentsservicesx402
• PHION Search
  Search the live web and return normalized source URLs and snippets with signed delivery.
  agentsservicesx402
• PHION Basic Domain Enrichment
  Observe a public company domain directly and return bounded website metadata, hashes, injection screening and signed delivery without an expensive enrichment upstream.
  agentsservicesx402
• PHION Enrich
  Enrich a company, person or contact through an attributed provider route without hiding upstream cost.
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• PHION Intelligence
  Search, synthesize and cite evidence in one call, minimizing residual agent work.
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How to call

https://phion.systems

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