Unverified70% confidenceFactExact time
Both the Vercel AI SDK and the OpenAI API use SSE as the default streaming transport protocol.
2
Sources
70%
Confidence
Long-term
Relevance
8/16/2026
First Seen
Sources
Related Claims
VerifiedThe Vercel AI SDK's streaming processing is implemented based on the Web Streams API and Server-Sent Events (SSE).73% similarVerifiedMainstream APIs from OpenAI, Anthropic, and others all use the SSE protocol to return token streams, with the frontend consuming data via the EventSource API or the fetch ReadableStream interface.73% similarUnverifiedAI SDK supports both SSE and ReadableStream streaming modes and handles backpressure control internally.72% similarUnverifiedUnder the hood, Mastra uses the Vercel AI SDK's @ai-sdk/openai-compatible provider to communicate with custom endpoints, sending requests to /v1/chat/completions with the user agent ai-sdk/openai-compatible.72% similarVerifiedThe SiliconFlow platform's API interface is compatible with OpenAI's interface specifications.71% similar
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