● healthy
Cross-protocol quality index for AI agent services. Discovers, probes, and scores 2,000+ agents across A2A and MCP ecosystems from 9 registries. Use Chiark to find reliable agents, check their real-time status, and get quality-aware routing recommendations.
Transport
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Protocol
0.3
Price
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Skills
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Find AgentSearch for AI agents by task description with quality constraints (min uptime, max latency, score thresholds). Returns ranked results with operational scores.agent-discoveryroutingquality
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Check Agent StatusGet real-time operational status of any indexed agent — is it alive, HTTP status, response time, TLS validity.monitoringhealth-checkstatus
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Get Agent ScoreGet full quality score breakdown for an agent: availability (0-30), conformance (0-30), performance (0-40), uptime, latency, trend, rank.scoringqualityranking
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Report Routing OutcomeReport whether a routed agent succeeded or failed at a task. Improves future routing recommendations.feedbackquality-improvement
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Get Ecosystem StatsGet ecosystem-wide health statistics: total agents, online count, category distribution, top agents, average scores.analyticsecosystemstats
How to call
A2A endpoint (JSONRPC)
https://chiark.ai/api/v1
Agent card
https://chiark.ai/.well-known/agent.json
Homepage
https://chiark.ai