Alternatives to Unkey

Unkey: The Developer Platform for Modern APIs. 8 products similar to Unkey, compared on pricing, free tier, API, MCP server, SDK and open source. 8 of 8 have a free tier, 6 of 8 have an API, 7 of 8 offer an MCP server, 2 of 8 are open source.

Zuplo
The unified gateway for APIs, AI, and MCP
APIs & backend free tierAPIMCPSDK
PR Quorum
AI code review for GitHub, without the noise
Developer productivity free tier
Geekflare API
Web scraping, search, and screenshot APIs for AI agents and developers
Scraping & browser automation free tierAPIMCPSDK
Insomnia
Collaborative API development platform for designing, debugging, and testing APIs
Developer productivity free tierMCPopen source
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.
APIs & backend free tierAPIMCPSDKopen source
LocalOps
AI-native internal developer platform for deploying, monitoring, scaling and resolving incidents on your own AWS, GCP or Azure account.
DevOps & CI/CD free tierAPIMCP
Checkly
The active reliability layer for developers & agents
Monitoring & observability free tierAPIMCPSDK
Buddy
DevOps & Platform Engineering Suite
DevOps & CI/CD free tierAPIMCP

Side by side

Product	Pricing	Free tier	API	MCP server	SDK	Open source
Unkey	Freemium · from $0/mo	yes	yes	yes	yes	—
Zuplo	Freemium	yes	yes	yes	yes	no
PR Quorum	Freemium · from $12 per developer per month (Pro, monthly billing); annual billing from $9.60 per developer per month	yes	no	no	no	no
Geekflare API	Freemium · from $0 (Free, 500 credits/month); paid plans from $19/mo; credit packs from $10	yes	yes	yes	yes	no
Insomnia	Freemium	yes	no	yes	no	yes
App AI Gateway	Freemium	yes	yes	yes	yes	yes
LocalOps	Freemium	yes	yes	yes	—	no
Checkly	Freemium	yes	yes	yes	yes	no
Buddy	Freemium · from €0 (Free tier); Pro €29/month; Team €299/month	yes	yes	yes	no	no

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. Similarity comes from the products' descriptions.

API

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