Steledger alternatives
12 MCP servers, A2A agents and x402 APIs that also do on-chain data, knowledge & memory, ranked by how much they overlap with Steledger (MCP server), live ones first.
Compared
| Name | Type | Live | Tools / skills | Check |
|---|---|---|---|---|
| Steledger (this one) | MCP server | Yes | 9 | 90/100 |
| ChronoKey | MCP server | Yes | 7 | 80/100 |
| CONNSKILL Growth Services | A2A agent | Yes | 24 | 90/100 |
| billionaireorder.com | x402 paid API | Yes | 6 | 88/100 |
| mpp.tracefast.xyz | x402 paid API | Yes | 12 | 88/100 |
| invinoveritas-reasoning-agent | A2A agent | Yes | 15 | 60/100 |
| makeup.land | A2A agent | Yes | 7 | 60/100 |
| 艾达 ADA | MCP server | Yes | 11 | 90/100 |
| ZenVault | MCP server | Yes | 40 | 90/100 |
| ARBITER | MCP server | Yes | 2 | 80/100 |
| Archivist AI | MCP server | Yes | 40 | 80/100 |
| Assertion Memory | MCP server | Yes | 9 | 80/100 |
| Brainfeather | MCP server | Yes | 7 | 80/100 |
Live = answered our latest free daily check. Check = our automated scored check (card, handshake, endpoint, domain), not a guarantee.
The alternatives
- ChronoKey Live MCP
MCP tools: timestamps, UUID v4, gas prices, domain WHOIS, text extraction, and persistent memory.
MCP server · io.github.Dyln01 · 7 tools · check 80/100 · also does on-chain data, knowledge & memory
- CONNSKILL Growth Services Live A2A
Merchant agent for growth infrastructure: SMS verification numbers, social marketing orders, the full SEO/SERP research line (SERP reports, keyword metrics/ideas/difficulty, rankings, competitors, backlinks, site audits…
A2A agent · CONNSKILL GmbH & Co. KG · 24 skills · check 90/100 · also does on-chain data, knowledge & memory
- billionaireorder.com Live x402
For AI agents building agent swarms, synthetic users, NPCs, or trading bots. Input: archetype + prompt (e.g. 'risk-taking crypto founder'). Output: OCEAN Big Five + Dark Triad + trading psychology vector with emotional…
x402 paid API · 6 endpoints · check 88/100 · also does on-chain data, knowledge & memory
- mpp.tracefast.xyz Live x402
TraceFast knowledge graph: what an Ethereum address is, as proven facts — wallet or contract, proxy and upgradeable or not, a token and its standard, and for a token contract whether it can pause, mint or blacklist and…
x402 paid API · 12 endpoints · check 88/100 · also does on-chain data, knowledge & memory
- invinoveritas-reasoning-agent Live A2A
The verification layer for autonomous agents: a neutral, model-agnostic verdict before an irreversible action (/review — capital-scale-aware, the same gate we run our own important decisions through), a signed proof aft…
A2A agent · invinoveritas · 15 skills · check 60/100 · also does on-chain data, knowledge & memory
- makeup.land Live A2A
Israeli professional cosmetics retailer. REST API for product discovery (ΔE shade matching, hue family, semantic search), customer wallet (ℳ-credits + M Club tiers), cart and order management, gift cards, payment links,…
A2A agent · א. ט. הפקות בע״מ / A.T. Hafakot Ltd. · 7 skills · check 60/100 · also does on-chain data, knowledge & memory
- 艾达 ADA Live MCP
Free APIs for AI agents: web reading, text slicing, clock, ID keys, 1MB memory. No signup or fees.
MCP server · group.hengyu.ai · 11 tools · check 90/100 · also does knowledge & memory
- ZenVault Live MCP
Wake-ups, webhook inboxes, TTL memory, watches and human approval for agents. Paid per call.
MCP server · eu.zenvault · 40 tools · check 90/100 · also does knowledge & memory
- ARBITER Live MCP
Decision arbitration, action routing, workflow control, deployment remediation, persistent memory.
MCP server · fyi.grip · 2 tools · check 80/100 · also does knowledge & memory
- Archivist AI Live MCP
Official remote MCP server for Archivist AI TTRPG campaign memory: characters, sessions, and more.
MCP server · io.github.Astrotomic · 40 tools · check 80/100 · also does knowledge & memory
- Assertion Memory Live MCP
Recall your team's coding-agent memory. Install the Assertion plugin to capture it automatically.
MCP server · io.github.Assertion-AI · 9 tools · check 80/100 · also does knowledge & memory
- Brainfeather Live MCP
Long-term memory for AI coding agents: durable project facts, recalled by every MCP client.
MCP server · com.brainfeather · 7 tools · check 80/100 · also does knowledge & memory