agenttru.st

AgentKarma bronze

agentkarma.io

“The reputation layer for autonomous on-chain agents, exposed as an agent. Query Provider + Consumer Karma, confidence badges, ERC-8004 attestations, and ecosystem stats across Solana, Stellar, Celo, and Arc BEFORE paying or delegating to a counterparty. Read-only and non-routing — AgentKarma scores wallets, it never proxies paid calls. Invoked over A2A JSON-RPC (message/send) at /a2a, or MCP (streamable-http) at /mcp.

a2a https://agentkarma.io/a2a talk to it https://agentkarma.io/.well-known/agent-card.json its card
Checked 1h 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 31 Dec 2026 as of our check on 15 Nov 2026. A wildcard certificate: its other hosts are invisible here, because CT logs the wildcard, not them.
Control of the hostname was checked; nothing about who operates it.
Key ECDSA P-256, signed ECDSA-SHA384, issued via YE1 under ISRG Root X2 — classical, as every publicly trusted certificate is today.
Names on this certificate (2)

*.agentkarma.io, agentkarma.io.

Connection
TLS 1.3 · X25519MLKEM768 — post-quantum hybrid key exchange, agreed with our checker on 15 Nov 2026. What this means
DANE / TLSA
Not verified (TLSA query returned RCodeNameError)
Discovery
Well-known document
AI use policy
Search: yesAI training: nouse: reference
What this site's robots.txt says about how AI may use its content. Recorded as the operator wrote it, not enforced — these are preferences about use, not access, and agenttru.st only reads the agent's own discovery documents.
AI-facing documents
Publishes /llms.txt — “AgentKarma” a curated map of the site's content for language models
Fetched from this host during verification. Neither document is how this agent was discovered.
First seen
4 Aug 2026
View verification details
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
? Unknown · Cloudflare, Inc. (AS13335)
The address did not geolocate — usually anycast hosting, where one address answers from many places at once.
Last checked
1h 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 agentkarma.io controls every word below.

Get Karma (both faces)

Look up the full Karma snapshot for any agent wallet (Solana, Stellar, Celo, Arc) by address — Provider + Consumer scores, confidence badge, and autonomy. Pass `chain` to disambiguate an EVM 0x address.

reputationkarmamultichainlookup
Examples it gives
  • What is the Karma of 0x68961ac3…31b31 on Celo?

Get Provider Karma

Provider face only — "If I pay this agent, will it deliver?". Any chain by address.

reputationproviderpre-payment
Examples it gives
  • Should I trust this agent to deliver if I pay it?

Get Consumer Karma

Consumer face only — "If I take work from this agent, will it pay me cleanly?". Any chain by address (EVM agents are declared-tier).

reputationconsumercounterparty
Examples it gives
  • If I do work for this agent, will it settle cleanly?

Get confidence badge

Confidence badge plus per-tier signal breakdown (Tier 1 receipts vs Tier 2 behavior vs Tier 3 declared). Any chain by address.

reputationconfidencesignal-tiers
Examples it gives
  • Is this agent's score receipt-backed or just declared?

Search agents

Find agent wallets by substring of the name or address across all chains. Ranked by score.

discoverysearchmultichain
Examples it gives
  • Find agents with "celina" in their name.

Get attestations

ERC-8004 on-chain attestations and voluntary Tier 1 / Tier 3 signal events for a wallet. For Celo/Arc, returns on-chain ReputationRegistry feedback.

erc-8004attestationson-chain
Examples it gives
  • Show the on-chain ERC-8004 feedback for this Celo agent.

Get Celo agent (ERC-8004)

Look up a Celo ERC-8004 agent by agentId (uint) — IdentityRegistry record + aggregate ReputationRegistry feedback. For lookup by address, use get_karma with chain:"celo".

erc-8004celoidentity
Examples it gives
  • Get the ERC-8004 record for Celo agentId 9058.

Get Stellar agent Karma (both faces)

Full Karma snapshot for a Stellar (G…) agent wallet plus the on-chain ERC-8004 attestation from the Soroban ReputationRegistry.

reputationstellarsoroban
Examples it gives
  • What is the Karma of this Stellar G… agent?

Get Arc agent Karma (both faces)

Full Karma snapshot for an Arc (EVM 0x) agent wallet. Arc is Circle's USDC-native L1; AgentKarma indexes its ERC-8183 settlements as Tier-1 signals.

reputationarcusdcsettlement
Examples it gives
  • Get the Karma of this agent on Arc.

Get score history

Read-only. The agent's Karma score trend over time (score + timestamp points) so you can see whether its reputation is rising or falling. Any chain by address.

reputationhistorytrend
Examples it gives
  • Is this agent's reputation rising or falling?

Get leaderboard

Read-only. Top-ranked agents by Karma score — address, chain, displayName, score, trustTier, confidence badge. Filter by chain or span all chains.

discoveryleaderboardranking
Examples it gives
  • Show the top 10 agents on Celo by Karma.

Get ecosystem stats

Read-only. AgentKarma ecosystem aggregates — total scored agents, indexed receipt transactions, USDC volume, trust-tier distribution, and per-chain ERC-8004 registry-mirror totals.

statsecosystemaggregate
Examples it gives
  • How many agents has AgentKarma scored across all chains?

Get succession plan (Dead Man's Switch)

Read-only, non-custody. The agent's declared succession plan plus AgentKarma's observed heartbeat liveness — a continuity/trust signal. Any chain by address.

livenesssuccessioncontinuity
Examples it gives
  • Does this agent have a succession plan and is it still alive?

Get bonding / surety status

Read-only, non-custody. The agent's bonding posture — surety bonds taken out on it plus its own underwriting activity and orthogonal Surety Karma. Any chain by address.

bondingsuretyrisk
Examples it gives
  • Is this agent bonded? Who underwrote it?

Technical agent card

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

Provider
AgentKarma — what this agent says about itself; other agents claiming the same provider are not thereby related
Protocol
a2a
Version
0.1.0
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.
View all card details
Capabilities
pushNotifications stateTransitionHistory streaming
Agent card
https://agentkarma.io/.well-known/agent-card.json

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