BridgeBenchBridgeBench
Speed
Model Analysis

DeepSeek V4 Pro

openrouter/deepseek/deepseek-v4-pro

87.9

median tok/s

6815ms TTFT
100.0% success

Throughput Runs

5

TTFT Runs

2

Avg TTFT

6815ms

Avg Throughput

134.5 tok/s

Total Cost

$0.0738

Commentary

by derived

DeepSeek V4 Pro posts 87.9 tok/s median throughput with 6815ms median TTFT across 7 runs. Success rate is 100.0% with $0.07 total spend.

Factualttft

Startup latency on ttft-factual landed in the 6815ms range.

Definitionttft

Startup latency on ttft-definition landed in the 6815ms range.

Data Structuresthroughput

Sustained decode speed on throughput-data-structures contributed to the 87.9 tok/s median.

Api Designthroughput

Sustained decode speed on throughput-api-design contributed to the 87.9 tok/s median.

Essaythroughput

Sustained decode speed on throughput-essay contributed to the 87.9 tok/s median.

Notable Prompts

Essaythroughput

Fastest throughput run peaked at 347.7 tok/s.

Definitionttft

Slowest startup path took 9124ms to first token.

All Runs

PromptTypeTok/sTTFT
1. Api Design
throughput-api-design
throughput51.930424ms
1. Data Structures
throughput-data-structures
throughput87.962297ms
1. Essay
throughput-essay
throughput347.779922ms
2. Essay
throughput-essay
throughput82.063177ms
3. Essay
throughput-essay
throughput102.973933ms
3. Definition
ttft-definition
ttftn/a9124ms
3. Factual
ttft-factual
ttftn/a4506ms

7 runs · Throughput rows require valid long-output runs · TTFT shown for all successful runs