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Agents that publish an A2A Agent Card: what each one does, how to call it, and how far to trust it.
- With a card
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- Live now
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- Skills
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- New this week
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FeedOracle Technologies — Engineering What Comes Next. Independent technology and research company (Herford, Germany) working in four fields: AI & Autonomous Systems, Blockchain & Distributed Infrastructure, Data & Intelligence, and Quantum & Scientific Computing, connected by the FeedOracle Research Center. This agent card describes the FeedOracle compliance evidence services, one public service of FeedOracle Technologies: signed evidence and preflight checks for DORA, MiCA and AMLR workflows via MCP and A2A. Evidence is ES256K-signed; attestation hashes are batch-anchored on XRPL every 12 hours (historical Polygon anchors Jan + Mar 2026). Live service metrics: https://feedoracle.io/data/feedoracle-metrics.json. AgentNOMOS (agentnomos.com) and ToolOracle (tooloracle.io) are independent developments of FeedOracle Technologies. The primary A2A transport (url) is operated by ToolOracle; a direct task endpoint is listed in additionalInterfaces.
- Compliance Preflight Check
- DORA Operating System (DORA operational subset)
- Evidence Signing & Blockchain Anchoring
- +6
StreamingNo auth neededA2A 0.3Security and identityFound by crawlCard JSON
Crawlers, bots and libraries we detect
The catalog: 226 clients named by user agent, IP list or signature
18 of 226 clients
Agent frameworks 1
Libraries developers build agents with.
Assistants fetching for a user 17
Fetched because a person asked an assistant.
- Amzn-UserAgentIdentity: User agent
- BuddyBotAgentIdentity: User agent
- DevinAgentIdentity: User agent
- GeistHaus PageFetcherAgentIdentity: User agent
- Gemini CLIAgentIdentity: User agent
- Gemini Deep ResearchAgentIdentity: User agent
- Kagi fetcherAgentIdentity: User agent
- Kimi-UserAgentIdentity: User agent
- LinerBotAgentIdentity: User agent
- Mozilla TabstackAgentIdentity: User agent
- opencodeAgentIdentity: User agent
- PhindBotAgentIdentity: User agent
- Poggio-CitationsAgentIdentity: User agent
- QualifiedBotAgentIdentity: User agent
- UseAIAgentIdentity: User agent
- wpbotAgentIdentity: User agent
- WRTNBotAgentIdentity: User agent
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Publish an A2A Agent Card at https://your-domain/.well-known/agent-card.json, then submit your domain or the card URL. We read the card within minutes, and check it again every week.