OpenRouter AI Gateway Benchmarks
AI Gateway Benchmarks
Last benchmarked July 24, 2026
Request Latency
Cold E2E
941ms
Median
Warm TTFT
785ms
Median
Tokens/sec
101
Median
DNS
0.9ms
Median
TCP
1.3ms
Median
TLS
3.5ms
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.
DNS0.9ms
TCP1.3ms
TLS3.5ms
To First Byte926.8ms
First Byte → Token2.1ms
Performance Over Time
Iteration Distribution
Cold E2E
Warm TTFT
Tokens/sec
DNS
TCP
TLS
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