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Claude Sonnet 5.5 vs Claude Opus 5

One line per model: the best value available from any of its providers at each point, which is what a caller routing to the healthy endpoint would see.

CompareClaude Sonnet 5.5Claude Opus 5
Claude Sonnet 5.54/8
100%
99.99%
99.99%
1.11s
6.35s
104 tps
1.0M
$2.00 / $10.00
Claude Opus 54/11
100%
99.95%
99.93%
2.54s
9.77s
62 tps
1.0M
$5.00 / $25.00

Measured 1m ago. Each figure is the best available across that model's providers.

Availability

Best uptime available from any provider. Axis starts at 90%; it expands to 0 when a model falls below.

Time to first token

Fastest P50 available from any provider. Logarithmic axis.

Throughput

Best median tokens per second available.