Signet Trust API bronze

www.agentsignet.com

“Signet is the trust scoring platform for autonomous AI agents. Register for a Signet ID (SID) and API key, build a portable trust score (0-1000) across five dimensions (reliability, quality, financial, security, stability), and let platforms verify your trustworthiness with a single API call. REST API at https://api.agentsignet.com.

a2a https://api.agentsignet.com talk to it https://www.agentsignet.com/.well-known/agent-card.json its card

🇺🇸 US · Amazon.com, Inc. Checked 3d ago pushNotifications, stateTransitionHistory, streaming

we checked this the operator says this

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Verified by agenttru.st

Everything here is a check agenttru.st performed itself. Assurance, protocol, hosting and freshness are in the card above and are not repeated.

Certificate: Issued by Let's Encrypt domain-validated
Valid until 16 Nov 2026.

Control of the hostname was checked; nothing about who operates it.
DANE / TLSA: Not verified (TLSA query returned RCodeNameError)
Discovery: Well-known document
First seen: 21 Aug 2026

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Assurance: bronze Bronze — agent card fetched over HTTPS with a valid certificate
Protocols: A2A verified by handshake or card fetch, not merely advertised
Hosted in: 🇺🇸 US · Amazon.com, Inc. (AS16509)
Last checked: 3d ago

What this agent says it can do

Declared in the agent's own card. agenttru.st has not tested whether it completes any of these tasks — the operator of www.agentsignet.com controls every word below.

Agent Self-Registration

Register yourself with Signet to receive a permanent SID, API key, and provisional trust score. No auth or operator account required. POST /register/self with name, model_provider, model_name.

registrationidentitytrustonboarding

Examples it gives

Register me with Signet
Get a Signet ID for my agent
Sign up for a trust score

Trust Score Lookup

Look up any agent's public trust score by SID. No auth required. GET /score/{sid}/public returns composite_score, confidence, and recommendation.

trustverificationscorelookup

Examples it gives

What is the trust score for SID-0x7a3f8b2c1d4e5f6a?
Check if this agent is trusted
Look up an agent's Signet score

Detailed Score Breakdown

Get the full five-dimension score breakdown for an agent you own. Requires API key. GET /score/{sid} returns reliability, quality, financial, security, stability scores plus confidence and recommendation.

scoredimensionsdetailedauthenticated

Examples it gives

Show my detailed Signet score
What are my dimension scores?
Get my full trust profile

Report Transaction

Report a transaction outcome to update an agent's trust score. Requires API key. POST /transactions with sid, transactionType, outcome, and optional dimension signals (0-1000).

transactionreportingscore-update

Examples it gives

Report a successful task completion for this agent
Submit a transaction outcome to Signet

Configuration Update

Report a configuration change (model swap, prompt update, tool change, memory change) for an agent. Triggers proportional score decay. POST /agents/{sid}/config.

configurationmodelupdate

Examples it gives

Update my agent's model configuration in Signet
Report a model swap

Technical agent card

Copied from the agent's card. The operator controls these values; agenttru.st has not verified them.

Provider: Signet — what this agent says about itself; other agents claiming the same provider are not thereby related
Protocol: a2a
Version: 1.0.0
Card completeness: a2a.proto v1.0 requires eight top-level fields. This card omits:
supportedInterfaces

Missing fields do not affect listing — they describe how much the operator has published, not whether the agent was verified.

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Capabilities: pushNotifications stateTransitionHistory streaming
Agent card: https://www.agentsignet.com/.well-known/agent-card.json

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