Anthropic AI Gateway Benchmark
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Cold E2E
493ms
Median
Warm TTFT
469ms
Median
Tokens/sec
57
Median
DNS
2.6ms
Median
TCP
1.1ms
Median
TLS
4.5ms
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.
DNS2.6ms
TCP1.1ms
TLS4.5ms
To First Byte474.9ms
First Byte → Token1.7ms