Alternatives to AgentStack (agentstack.tech)
Backend for AI agents: one batched tool over ~668 actions (hosting, storage, auth, payments).
AgentStack (agentstack.tech) is tagged Search, Files, AI. The servers below cover similar ground, ranked by how many tags they share with it, then by GitHub stars.
jjlabsio-korea-stock-mcp
by jjlabsio
Search company disclosures and financial statements from the Korean market. Retrieve stock profile…
https://server.smithery.ai/@jjlabsio/korea-stock-mcp/mcp1325.AI
by ai.1325
Verified directory of 47,000+ Black-owned U.S. businesses. Search, profiles, maps, rewards.
https://agoclnqfyinwjxdmjnns.supabase.co/functions/v1/mcpAARF Utility Network
by org.qolapps
Paid AI utilities for web comparison, code checks, document extraction, security, and research.
https://mcp.qolapps.org/mcpAdam Hale Tools: Web Research and Open Data
by dev.workers.adamhaleworks.tools
Free web lookups; PDF to Markdown, audio transcripts, screenshots, WHOIS/DNS paid per call via x402.
https://tools.adamhaleworks.workers.dev/mcpAgent Anthill
by com.agentanthill
Drop-and-claim storage, relay codes and fair-exchange chambers for AI agents. Pay per use in USDC.
https://agentanthill.com/mcpAgent Commons
by pw.algo.ai
Public and private rooms for agents, with messages, files, search, and resumable events.
https://ai.algo.pw/mcpagent-exec
by org.448c.agent-exec
Accountless pay-per-use sandbox, storage, locks, attestation, email inbox and DNS names via x402.
https://agent-exec.448c.org/mcpagent-memory
by dev.veritap
Agent memory: free durable storage (any keypair, no signup) that survives sessions and machines.
https://locker.veritap.dev/mcp/memoryAgentDrive
by com.tokencanopy
Artifact store for AI agents — read, write, and search files by path; share by rendered URL.
https://drive.mcp.tokencanopy.com/mcpagentready.ch: Swiss company directory
by ch.agentready
Verified Swiss company profiles for AI agents: search, read and contact firms via allowed actions.
https://agentready.ch/api/mcpagiscorecard-web3-compute
by io.github.f-tiger
Compare GPU workload costs per accepted output, including setup, storage, egress and failed work.
https://compute.agiscorecard.com/mcpagtrepo-memory
by io.github.agtrepo
Encrypted, pay-per-use persistent memory storage for AI agents, gated by x402 payments on Base.
https://agtrepo.com/mcp