> ## Documentation Index
> Fetch the complete documentation index at: https://s2.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Integrations

> Explore S2 integrations for AI agents, OpenTelemetry observability, stream processors, Postgres CDC, blockchain pipelines, local-first sync, and collaborative editing.

We are [always open](mailto:hi@s2.dev) to exploring more integrations.

<Card title="AI SDKs">
  * [Vercel AI SDK](/docs/integrations/vercel-ai-sdk) — resumable chat generations, message history, and agent sessions
  * [TanStack AI](/docs/integrations/tanstack-ai) — durable chat sessions with replay, live tailing, and reconnect recovery
  * [Anthropic](/docs/integrations/anthropic) — durable Claude chat sessions with replay, live tailing, and reconnect recovery
  * [Mastra](/docs/integrations/mastra) — durable agent streams with replay and reconnect recovery
</Card>

<Card title="Observability">
  * [OpenTelemetry](/docs/integrations/otlp) — traces, metrics, and logs exported to S2 over OTLP/HTTP
</Card>

<Card title="Data pipelines">
  * [Bento](/docs/integrations/bento) — S2 input and output components for Bento pipelines
  * [Streamling](/docs/integrations/streamling) — S2 source and sink plugins for Streamling pipelines
  * [Sequin](/docs/integrations/sequin) — Postgres CDC into S2 using self-hosted Sequin
  * [Goldsky](/docs/integrations/goldsky) — real-time and historical blockchain data from Turbo Pipelines
</Card>

<Card title="Sync">
  * [LiveStore](/docs/integrations/livestore) — event-sourced sync backed by S2
  * [Yjs](/docs/integrations/y-s2) — collaborative editing with y-s2, S2 streams, and R2 snapshots
</Card>