Anthropic AI Gateway Benchmark
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Cold E2E
626ms
Median
Warm TTFT
496ms
Median
Tokens/sec
58
Median
DNS
1.2ms
Median
TCP
1.0ms
Median
TLS
8.4ms
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.
DNS1.2ms
TCP1.0ms
TLS8.4ms
To First Byte605.2ms
First Byte → Token0.1ms