Best APIs & backend
13 products in APIs & backend that offer an MCP server, out of 29 in the category. Listed in ranking order and compared on pricing, free tier, API, MCP server, SDK and open source. 13 of 13 have a free tier, 13 of 13 have an API, 13 of 13 offer an MCP server, 3 of 13 are open source.
- Inngest
Durable execution for workflows and AI agents
- Hook0
Open-source webhooks-as-a-service with HMAC signatures, configurable retries, and EU hosting
- Formfeed
PDF, e-invoice and image API for developers and AI agents
- finlight
Real-time financial news API with sentiment analysis, WebSocket streaming, and an advanced query builder
- CarAPI.dev
Automotive data API platform for VIN decoding, vehicle history, listings, and EV data
- BigDataCloud
IP geolocation, reverse geocoding, phone/email verification, and network intelligence APIs
- App AI Gateway
Keep AI provider keys out of your iOS app. Verify each request with App Attest and set limits and budgets per user.
- APIVerve
One key for 300+ production APIs
- AnyHook
Webhook relay that answers senders in about a second, stores every event, and forwards to your handler with retries and replay
- AlphAI
Financial news API for trading bots and AI agents
- FinancialData.Net
Stock Market API & Financial Data API
- Commerce Layer
API-first, headless commerce platform for multi-market ecommerce
- CurrencyBeacon
REST currency exchange-rate API with code samples and an MCP server for AI agents
Side by side
| # | Product | Pricing | Free tier | API | MCP server | SDK | Open source |
|---|---|---|---|---|---|---|---|
| 1 | Inngest | Freemium · from $0 | yes | yes | yes | yes | yes |
| 2 | Hook0 | Freemium · from Free tier (100 events/day); paid cloud plans from €59/mo excl. VAT | yes | yes | yes | yes | yes |
| 3 | Formfeed | Freemium · from 0 EUR/month (Free, 100 units); paid plans from 19 EUR/month (Starter) | yes | yes | yes | yes | no |
| 4 | finlight | Freemium | yes | yes | yes | yes | no |
| 5 | CarAPI.dev | Freemium · from Free tier (100 requests/month); paid plans from 29 EUR/month | yes | yes | yes | no | no |
| 6 | BigDataCloud | Freemium · from Free tier (10k-50k calls/month depending on package); paid plans from $29.95/month (Bronze, IP geolocation package) | yes | yes | yes | yes | no |
| 7 | App AI Gateway | Freemium | yes | yes | yes | yes | yes |
| 8 | APIVerve | Freemium · from $0 | yes | yes | yes | yes | no |
| 9 | AnyHook | Freemium | yes | yes | yes | no | no |
| 10 | AlphAI | Freemium · from $0 | yes | yes | yes | yes | no |
| 11 | FinancialData.Net | Freemium · from $0 | yes | yes | yes | yes | no |
| 12 | Commerce Layer | Freemium | yes | yes | yes | yes | no |
| 13 | CurrencyBeacon | Freemium | yes | yes | yes | no | no |
Ranked by verification, completeness, extraction confidence and method (AI model or heuristic fallback), and API/MCP support; ties go to the newest listing. Paid plans aren't an input to the ranking. Facts come from each product's own website, or from its verified owner when they have edited the listing. Each product page shows when it was last verified and how it was extracted.
All 29 products in APIs & backend →
API
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