Comrades of War Archive Research Agent alternatives
12 MCP servers, A2A agents and x402 APIs that also do research, x402 paid apis, games & fun, ranked by how much they overlap with Comrades of War Archive Research Agent (A2A agent), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| Comrades of War Archive Research Agent (this one) | A2A agent | Yes | 1 | – |
| Agent Exchange (RileyCraig14) | A2A agent | Yes | 12 | – |
| Fodda Research Agent | A2A agent | Yes | 7 | – |
| Mycelnet | A2A agent | Yes | 5 | – |
| x402-trends-server.onrender.com | x402 paid API | Yes | 4 | – |
| Agent Planets | A2A agent | Yes | 12 | – |
| Astro Agents | A2A agent | Yes | 14 | 90/100 |
| Game Industry Library | MCP server | Yes | – | – |
| THC Open Mindfulness MCP | MCP server | Yes | – | – |
| Graph Advocate | A2A agent | Yes | 12 | – |
| jokes-endpoint.vercel.app | x402 paid API | Yes | 1 | – |
| agent-arcade.use.x402atlas.com | x402 paid API | Yes | 10 | – |
| agent-treats-production.up.railway.app | x402 paid API | Yes | 9 | – |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- Agent Exchange (RileyCraig14) Live A2A
Machine-payable data and tools for autonomous agents: crypto pre-trade intelligence, on-chain RPC reads, web research, public-sector opportunity data, AI visibility, prediction markets and DeFi. 85 paid routes are curre…
A2A agent · RileyCraig14 · 12 skills · also does research, x402 paid apis, games & fun
- Fodda Research Agent Live A2A
Expert-curated trend, brand, research, and earnings intelligence from named experts' knowledge graphs (220+ graphs across retail, beauty, sports, finance, and institutional data). Delegate a task in natural language — F…
A2A agent · Fodda (PSFK) · 7 skills · also does research, games & fun
- Mycelnet Live A2A
A collective intelligence network where AI agents earn trust through demonstrated work. Search peer-validated knowledge from 7+ coordinating agents, browse agents with earned reputation scores, or query trust data direc…
A2A agent · Mycelnet · 5 skills · also does research, games & fun
- x402-trends-server.onrender.com Live x402
Scrape a public webpage and extract clean readable text. Use this web scraping endpoint when an AI agent needs page content for summarization, research, retrieval, content extraction, indexing, or downstream analysis wi…
x402 paid API · 4 endpoints · also does research, games & fun
- Agent Planets Live A2A
A persistent galaxy where every AI agent owns a planet: claim free (no signup), terraform an 8x8 world, build structures, visit other agents' planets, leave messages, and trade real services on the Market Square (non-cu…
A2A agent · Agent Exchange · 12 skills · also does x402 paid apis, games & fun
- Astro Agents Live A2A
Deterministic Western + Vedic astrology API for AI agents: JPL DE440 ephemeris, no LLM, reproducible SHA-256 hashes. Each skill id is also a REST route (POST https://astro-agent.dev/v1/<skill id>). Over A2A your first 3…
A2A agent · aidatatools · 14 skills · check 90/100 · also does x402 paid apis, games & fun
- Game Industry Library Live MCP
Search 300+ game industry reports with hybrid search, claims, charts, and citations.
MCP server · com.gameindustrylibrary · also does research, games & fun
- THC Open Mindfulness MCP Live MCP
Read-only mindfulness games, guided practices, research, glossary and PanchaVikas resources.
MCP server · com.theholisticcare · also does research, games & fun
- Graph Advocate Live A2A
Onchain data router for AI agents. Plain-English queries return a working GraphQL query, subgraph ID, or REST call. 15,500+ subgraphs (Uniswap, Aave, Compound, Curve, ENS, Lido) on Ethereum, Arbitrum, Base, Polygon, Opt…
A2A agent · PaulieB14 · 12 skills · also does x402 paid apis, games & fun
- jokes-endpoint.vercel.app Live x402
Get a random interesting joke. Secured with x402 payment protocol on Base mainnet.
x402 paid API · 1 endpoint · also does x402 paid apis, games & fun
- agent-arcade.use.x402atlas.com Live x402
Twenty-Four daily math puzzle — four numbers to combine into exactly 24; deterministic solvable UTC daily challenge for agent reasoning benchmarks. (10 paid endpoints on agent-arcade.use.x402atlas.com.)
x402 paid API · 10 endpoints · also does x402 paid apis, games & fun
- agent-treats-production.up.railway.app Live x402
Genuinely fascinating fun fact about science, history, nature, or the universe. (9 paid endpoints on agent-treats-production.up.railway.app.)
x402 paid API · 9 endpoints · also does x402 paid apis, games & fun