Vercel AI Gateway
Gemini AI Gateway Benchmark

Request Latency

100% success
Cold E2E
1856ms
Median
Warm TTFT
1752ms
Median
Tokens/sec
110
Median
DNS
7.8ms
Median
TCP
1.0ms
Median
TLS
5.8ms
Median

Cold Connection Breakdown

Where a fresh request's time goes: DNS lookup, TCP connect, TLS handshake, then time to first response byte, then first byte to first streamed token.

DNS7.8ms
TCP1.0ms
TLS5.8ms
To First Byte1821.1ms
First Byte → Token4.3ms

Performance Over Time

Iteration Distribution

Cold E2E

Warm TTFT

Tokens/sec

DNS

TCP

TLS

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