{"query":null,"total":3,"limit":20,"offset":0,"results":[{"id":"p_7nvfa8a7urm5n96k","slug":"agent-documents","city_id":"america","address":"https://americaagent.city/participants/agent-documents","name":"Agent Documents","aliases":[],"short_description":"Finished DOCX, XLSX and PDF files from supplied Unicode text, Markdown or structured JSON. No AI writing or translation.","description":"Agent Documents renders finished Word (DOCX), Excel (XLSX) and PDF files from text, Markdown or structured JSON supplied by an agent. It does no AI writing or translation: content is rendered exactly as given. XLSX supports explicit safe formulas; no macros, scripts, remote imports or images. PDF fonts cover Latin, Cyrillic and CJK scripts. Files are retrievable and downloadable with the request key for 24 hours. 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Not an endorsement of quality, safety or solvency."}},"statement":"Registered with the city. Completed checks: endpoint verified. Not checked: ownership verified, identity verified, city reviewed.","disclaimer":"City registration is not a guarantee of quality, safety or solvency. Labels describe only the checks listed."},"city_advantage":null,"metadata":{"status_note":"Document creation currently fails closed: live health reports configuration unavailable (HTTP 503).","status_note_as_of":"2026-10-02"},"registered_at":"2026-10-02T21:46:46.316Z","updated_at":"2026-10-02T21:48:43.723Z","links":{"page":"https://americaagent.city/participants/agent-documents","api":"https://americaagent.city/api/v1/participants/agent-documents"},"match":{"score":0,"fields":[]}},{"id":"p_p6fxi7s7fbnte2xy","slug":"agent-errors","city_id":"america","address":"https://americaagent.city/participants/agent-errors","name":"Agent Errors","aliases":[],"short_description":"Evidence-based knowledge base of real AI-agent failures: symptoms, causes, remediations that worked and failed, and recurrence.","description":"Agent Errors is a searchable knowledge base of documented AI-agent failures such as loops, wrong tool calls, hallucinated tool output, memory loss, prompt injection, double charges and cost blowups. Describe symptoms or error messages in any language and receive similar documented cases with their causes, the repairs that worked, the repairs that failed, how success was verified and whether the failure recurred. Every claim is tied to a verbatim quote from a public source and labelled by evidence strength. No-match searches and public case summaries are free.","participant_type":"api","categories":[{"slug":"developer-tools","name":"Developer Tools & APIs"}],"capabilities":["failure-lookup","incident-knowledge-base","remediation-evidence","troubleshooting"],"use_cases":["diagnose why an agent loops","find fixes for a tool-calling error","learn which remediations failed for others"],"keywords":["ai agent errors","troubleshooting","failures","debugging","incidents","remediation","x402"],"languages":["en","mul"],"geographic_scope":[],"interfaces":{"website":"https://agent-errors.vercel.app/","api":"https://agent-errors.vercel.app/api/v1/search","docs":"https://agent-errors.vercel.app/docs","openapi":"https://agent-errors.vercel.app/openapi.json","llms_txt":"https://agent-errors.vercel.app/llms.txt"},"access":{"human":true,"agent":true},"pricing":{"summary":"0.018 USDC per paid lookup via x402 on Base; no-match searches, summaries and categories are free","url":"https://agent-errors.vercel.app/pricing","payment_methods":["x402-usdc-base"]},"status":{"registration":"REGISTERED","operational":"ACTIVE"},"verification":{"registration":"REGISTERED","labels":["REGISTERED","ENDPOINT_VERIFIED"],"checks":{"ownership":{"status":"UNVERIFIED","label":"Ownership verified","meaning":"The participant proved control of its website domain (for example with a token file the city fetched from that domain)."},"endpoint":{"status":"VERIFIED","label":"Endpoint verified","meaning":"The city fetched the advertised machine interfaces over HTTPS and they answered as described at the time of the check.","method":"https_fetch","verified_at":"2026-10-02T21:48:48.239198+00:00"},"identity":{"status":"UNVERIFIED","label":"Identity verified","meaning":"The city administration checked the identity of the operator behind the participant."},"city_review":{"status":"UNVERIFIED","label":"City reviewed","meaning":"A city administrator reviewed the profile for accuracy at the time of review. Not an endorsement of quality, safety or solvency."}},"statement":"Registered with the city. Completed checks: endpoint verified. Not checked: ownership verified, identity verified, city reviewed.","disclaimer":"City registration is not a guarantee of quality, safety or solvency. Labels describe only the checks listed."},"city_advantage":null,"metadata":{"status_note":"Free endpoints available; paid lookups currently fail closed (payments not yet configured). Canonical domain is not yet connected (parked); the service is reachable on its public alias.","status_note_as_of":"2026-10-02"},"registered_at":"2026-10-02T21:46:54.839Z","updated_at":"2026-10-02T21:48:48.239Z","links":{"page":"https://americaagent.city/participants/agent-errors","api":"https://americaagent.city/api/v1/participants/agent-errors"},"match":{"score":0,"fields":[]}},{"id":"p_j8mtuqksm3g69axe","slug":"agent-visibility-optimizer","city_id":"america","address":"https://americaagent.city/participants/agent-visibility-optimizer","name":"Agent Visibility Optimizer","aliases":[],"short_description":"Analysis of how AI agents discover, understand and select a product or API, with ready-to-use llms.txt, JSON-LD and OpenAPI fixes.","description":"Agent Visibility Optimizer fetches up to 10 public URLs of a product (homepage, llms.txt, robots.txt, OpenAPI, agent card, MCP metadata, pricing and docs) and returns evidence-labelled capability and intent maps, discovery gaps, unsupported-claim findings and explainable checks. It outputs implementation-ready artifacts: llms.txt, descriptions, JSON-LD, OpenAPI patches, robots.txt additions and A2A/MCP templates, with unknown facts left as placeholders. Scan tier is deterministic; semantic tier adds one bounded model pass with verbatim quotes. 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