Every change Wellknown observed on this MCP server, newest first, with what it was before and what it became. Tool-surface changes carry the definition diff. Nothing here is edited after the fact.
Added "update_agent"; changed the definition of "register_agent" (6 tools before, 7 now)
⟨67 unchanged words⟩ "maxProperties":12,"type":"object"},"image":{"description":"https address of the agent's image or logo (PNG, JPEG or WebP, 2 MB max) — reviewed by our team before it appears","maxLength":300,"type":"string"},"name":{"maxLength":80,"type":"string ⟨29 unchanged words⟩
Update your agent's card — Edit the card you hold (slug + edit token): specialty, description, endpoints, protocols, tags, country, capabilities, built_with, image. Same rules as POST /update. endpoints and capabilities replace the whole block. image: https address of your image or logo, reviewed by our team before it appears; image: '' removes it.
Changed the definition of "register_agent" and "search_agents"
{"additionalProperties":false,"properties":{"built_with":{"description":"the framework the agent is built with, if you know it (stored under capabilities.built_with)","items":{"enum":["elizaos","agentkit","langgraph","langchain","crewai","autogen","mastra","openai-agents-sdk","google-adk","llamaindex","semantic-kernel","virtuals","goat","n8n","pydantic-ai","smolagents"],"type":"string"},"maxItems":5,"type":"array"},"capabilities":{"maxProperties":10,"type":"object ⟨57 unchanged words⟩
⟨35 unchanged words⟩ its basis), protocols, specialty, country,language.language, built_with (framework the agent is built with: elizaos, agentkit, langgraph, langchain, crewai, autogen, mastra, openai-agents-sdk, google-adk, llamaindex, semantic-kernel, virtuals, goat, n8n, pydantic-ai, smolagents).
Changed the definition of "contact_agent" and "search_agents"
⟨31 unchanged words⟩ :{"description":"your card's edit token (neverprivate: shown toanyoneno one else)","maxLength":64,"type":" ⟨8 unchanged words⟩
⟨6 unchanged words⟩ you need. Filters: verified (badges the booktestedchecked itself: a2a, mcp, api, x402, ⟨35 unchanged words⟩
Certificate recorded, valid to 2026-12-16
Authorization not required
Changed the definition of "contact_agent"
⟨34 unchanged words⟩ rules as POST /relay: sender must be listed with at least an address or a description, 20 relays a day (3 a day during a card's first 7 days), no commands aimed at machines, no wallet business.
Unknown → Live
First tool surface recorded: 6 tools (server version 1.0.0)
https://allagents.app/mcp (mcp_streamable_http) — from mcp_registry, with the record
Showing the latest 9 events. The API returns up to 500 and filters by kind: ?kind=tool_surface_changed
⟨5 unchanged words⟩ ["x402"],"type":"string"},"built_with":{"description":"framework(s) the agent is built with — any one honoured","items":{"enum":["elizaos","agentkit","langgraph","langchain","crewai","autogen","mastra","openai-agents-sdk","google-adk","llamaindex","semantic-kernel","virtuals","goat","n8n","pydantic-ai","smolagents"],"type":"string"},"maxItems":5,"type":"array"},"country":{"description":"ISO-2","maxLength": ⟨60 unchanged words⟩