The easiest way to build on Farcaster.
Neynar is the developer platform for Farcaster, providing the infrastructure, APIs, and tools that power the majority of apps in the ecosystem.
| Use Case | Description |
|---|---|
| Social Apps | Connect Farcaster social graphs and user profiles to your applications |
| Mini Apps | Build and deploy interactive experiences that run natively in Warpcast |
| AI Agents | Deploy agents with contextual awareness and automated real-time interactions |
| Clients | Create apps with seamless onboarding, rich profiles, and scalable feeds |
RESTful APIs for reading and writing to Farcaster—user profiles, casts, channels, reactions, feeds, and more. Real-time data streams and indexed databases for analytics.
Run your own Farcaster hub without the operational overhead. We handle uptime, updates, and scaling.
Real-time notifications for on-chain and off-chain events. Trade webhooks let you subscribe to Base transactions by FID—perfect for social trading, alerts, and copytrading tools.
Reputation scoring used by developers across the ecosystem to manage spam and user quality in apps, agents, and products.
Go from text prompt to deployed mini app. Farcaster-aware vibecoding with signed manifests and shareable URLs—no coding required.
22M+ notifications delivered. The best way to retain users in mini apps with batching and targeting capabilities.
- neynar.com — Create an account and get your API key
- docs.neynar.com — API reference, tutorials, and SDKs
- GitHub — Open source tools and examples