Anthropic AI Gateway Benchmark
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Cold E2E
531ms
Median
Warm TTFT
467ms
Median
Tokens/sec
59
Median
DNS
2.1ms
Median
TCP
1.3ms
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.
DNS2.1ms
TCP1.3ms
TLS8.4ms
To First Byte495.3ms
First Byte → Token5.1ms