SDK alternatives
22 finance MCP servers from other publishers do the same job as SDK. The closest match comes first, then the best rated, with at most two per publisher.
Memory + wallet for AI agents. Real payment rails, Agent FICO 300-850, Merkle audit, identity.
No reviews yetlocal · npm8277/wkFreeBudget-bound x402 payment wallet for AI agents — pays HTTP 402 URLs, capped locally. No backend.
No reviews yetlocal · npm982/wkFreeNon-custodial x402 payment MCP server for AI agents. Wallets and payments on 17 chains.
No reviews yetlocal · npm6111/wkFreeScreen crypto wallets vs OFAC SDN + threat intel; pre-payment checks, signed receipts; SAR drafts
No reviews yetgateway-ready118/wkFreeNon-custodial x402 payment MCP server for AI agents. Wallets, payments, and commerce on 17 chains.
No reviews yetlocal · npm648/wkFreeLet AI agents add Yolfi crypto checkout, paylinks, webhooks, and status checks.
No reviews yetgateway-ready17841/wkFreeGoverned x402 payment sessions: pay any endpoint with budget, allowlist & per-tx caps, no key.
No reviews yetlocal · npm20640/wkFreeFind and vet x402 payment APIs before your agent pays one: uptime, price, on-chain volume.
No reviews yetgateway-ready2775/wkFreeMCP server for QuickBooks Online (Intuit) — customers, invoices, payments, items, accounts, P&L
No reviews yetlocal · npm27137/wkFreeMCP server for Pluggy — Open Finance Brasil aggregator: accounts, transactions, payment initiation
No reviews yetlocal · npm27140/wkFreeFree text/image → 3D: generate, rig, avatar-ify, and refine GLB models. No auth, no payment.
No reviews yetgateway-ready213FreePayment layer for AI agents. One MCP, five protocols, thousands of paid APIs your agent can call.
No reviews yetlocal · npm23463/wkFreeEuropean payment QR — SPAYD (CZ/SK) & EPC/GiroCode (SEPA), plus text/WiFi/vCard. Local, free.
No reviews yetgateway-ready641/wkFreeRead-only MCP servers for Russian marketplaces: prices, stock, ratings, reviews, seller identity
No reviews yetlocal · oci107FreeRead and manage Churnkey cancel flows, retention metrics, and payment recovery
No reviews yetgateway-ready22FreeSelf-hostable index of AI financial agents — tokenized stocks + crypto, memory, LLM gateway.
No reviews yetgateway-ready1.4k/wkFreeValidated trading edges across futures, equities, crypto. Live signals, full audit trail.
No reviews yetgateway-ready24FreeXero MCP server for invoices, contacts, payments, quotes, and financial reports.
No reviews yetlocal · npm1259/wkFreePersistent memory for MCP-compatible agents: memory bank, fact cortex, dreams, graph.
No reviews yetlocal · pypi5116/wkFreeVerify x402 payment endpoints before an AI agent pays: scam scan, on-chain checks, trust scores.
No reviews yetgateway-ready48/wkFreeMCP server for the Askell payment and subscription API (Bun + stdio)
No reviews yetlocal · npm1355/wkFreeReference invoice-intake MCP servers: read/draft/commit split, typed errors, approval gate, audit
No reviews yetlocal · pypi226/wkFree
SDK alternatives by what you need
Open source SDK alternatives (21)
Published under an open licence such as MIT or Apache-2.0.
SDK, PipRail, Agentpay, Infinihash Kyt, Clawpay, Yolfi Payments MCP, three.ws Agent Payments, X402 List and 13 more below.
Hosted SDK alternatives (9)
Nothing to install: a remote endpoint you add by URL. Also callable through the mcp.market gateway.
Infinihash Kyt, Yolfi Payments MCP, X402 List, three.ws 3D Studio (free), Payqr, Churnkey, Cluster, VARRD — Statistically Validated Trading Edges + AI Research Engine and 1 more below.
Local SDK alternatives (13)
A package you install and run on your own machine, so your data stays on your computer.
SDK, PipRail, Agentpay, Clawpay, three.ws Agent Payments, Quickbooks, Pluggy, Mpp32 and 5 more below.
Safest SDK alternatives (11)
Graded A: passed every check the scanner runs on the latest release.
Infinihash Kyt, Yolfi Payments MCP, X402 List, Payqr, ru-marketplace-mcp, Churnkey, Cluster, Xero and 3 more below.
SDK and its alternatives compared
| Server | Grade | Rating | Licence | Runs | Stars |
|---|---|---|---|---|---|
| SDK(this one) | B80 | No reviews yet | Apache-2.0 | Local | 8 |
| SDK | B77 | No reviews yet | Apache-2.0 | Local | 8 |
| PipRail | B82 | No reviews yet | MIT | Local | 9 |
| Agentpay | B83 | No reviews yet | MIT | Local | 6 |
| Infinihash Kyt | A96 | No reviews yet | MIT | Hosted | 1 |
| Clawpay | B83 | No reviews yet | MIT | Local | 6 |
| Yolfi Payments MCP | A93 | No reviews yet | MIT | Hosted | 178 |
| three.ws Agent Payments | B83 | No reviews yet | Apache-2.0 | Local | 206 |
| X402 List | A92 | No reviews yet | MIT | Hosted | 27 |
| Quickbooks | B82 | No reviews yet | MIT | Local | 271 |
| Pluggy | B82 | No reviews yet | MIT | Local | 271 |
| three.ws 3D Studio (free) | B81 | No reviews yet | Apache-2.0 | Hosted | 213 |
| Mpp32 | B75 | No reviews yet | MIT | Local | 234 |
| Payqr | A85 | No reviews yet | MIT | Hosted | 6 |
| ru-marketplace-mcp | A88 | No reviews yet | MIT | Local | 107 |
| Churnkey | A100 | No reviews yet | MIT | Hosted | 22 |
| Cluster | A88 | No reviews yet | MIT | Hosted | 0 |
| VARRD — Statistically Validated Trading Edges + AI Research Engine | B83 | No reviews yet | MIT | Hosted | 24 |
| Xero | A85 | No reviews yet | NOASSERTION | Local | 12 |
| Pseudolife Memory | A89 | No reviews yet | Apache-2.0 | Local | 5 |
| Pulsefeed X402 | A93 | No reviews yet | MIT | Hosted | 0 |
| Askell | B83 | No reviews yet | MIT | Local | 1 |
| Invoice Intake (reference) | A94 | No reviews yet | MIT | Local | 0 |