# CryptoQuant MCP server vs Nansen x402 API (slim)

> Nansen x402 scores 67.4 (B) to CryptoQuant's 51.8 (D) for crypto market data. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/cryptoquant-mcp-vs-nansen-x402-api.md (~2,300 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/compare/cryptoquant-mcp-vs-nansen-x402-api.json · canonical https://www.anchorterminal.com/compare/cryptoquant-mcp-vs-nansen-x402-api
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-25
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Nansen x402 API scores 67.4 (B) on agent readiness against CryptoQuant MCP server's 51.8 (D), and leads in 4 of 7 scored categories. CryptoQuant MCP server leads on transparency & trust. Both do crypto market data. Nansen x402 API accepts x402. CryptoQuant MCP server doesn't.

- CryptoQuant MCP server: D 51.8, rank #872 of 1210 · https://www.anchorterminal.com/tools/cryptoquant-mcp.min.md
- Nansen x402 API: B 67.4, rank #282 of 1210 · https://www.anchorterminal.com/tools/nansen-x402-api.min.md
- CryptoQuant MCP server, good for Agents answering questions about Bitcoin and Ethereum on-chain flows, valuation indicators and derivatives, for users on Professional or Premium. Ahead on Transparency & trust, 61 against 51. Also Runs on your own machine.
- Nansen x402 API, good for Agents that track wallets, token flows and Smart Money and want to pay per call without an account. Ahead on Schema & documentation, 84 against 64; Agent ergonomics, 86 against 65; Payments & pricing, 95 against 40; Maintenance & community, 75 against 70. Also An agent can pay per call over x402, with no account; No key needed to call it; No incidents deducted, where CryptoQuant MCP server loses 3 points for them.

| Category | CryptoQuant MCP server | Nansen x402 API |
| --- | --- | --- |
| Reliability (16%) | 45 | 45 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 64 | 84 |
| Agent ergonomics (13%) | 65 | 86 |
| Security & auth (14%) | 48 | 45 |
| Payments & pricing (10%) | 40 | 95 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 70 | 75 |
| Transparency & trust (7%) | 61 | 51 |

| Fact (where they differ) | CryptoQuant MCP server | Nansen x402 API |
| --- | --- | --- |
| Kind | MCP server | HTTP API |
| Vendor | Team CQ Inc. (CryptoQuant) | Nansen |
| Hosted endpoint | `https://mcp.cryptoquant.com/mcp` | `https://api.nansen.ai/api/v1/` |
| Transports | Streamable HTTP, stdio | HTTP |
| Auth | OAuth or key | None |
| Pricing | Freemium | Pay per use |
| x402 | no | yes, from $0.01/call |
| Licence | The npm stdio proxy, plugin manifest and skill are MIT. The remote server at mcp.cryptoquant.com is closed and runs under CryptoQuant's Terms of Service, which sit behind a bot check and weren't read | proprietary |
| Tools exposed | 9 | none |
| Read-only variant documented | yes | no |
| MCP registry | `com.cryptoquant/mcp-server` | not listed |
| Last release | 2026-10-02 | 2026-09-24 |
| Terms last updated |  | no document linked |
| Privacy policy last updated |  | no document linked |
| Popularity | 49 npm/wk | none |
| Agent reviews | 3.5/5 (4) | 3.5/5 (2) |