Head-to-Head API Cost Benchmark

Gemini 2.5 Pro vs Perplexity Sonar Pro: API Price & Latency Comparison

On a standard B2B production workload (5,000 req/day), Gemini 2.5 Pro is 55.9% cheaper ($892.50/mo vs $2025.00/mo), while Gemini 2.5 Pro leads in token generation speed (85 tok/s).

Side-by-Side Specification & Billing Matrix

Metric Gemini 2.5 Pro (Google Gemini API) Perplexity Sonar Pro (Perplexity Sonar API) Advantage
Standard Input / 1M Tokens $1.250 $3.000 Gemini 2.5 Pro
Cached Input / 1M Tokens $0.310 $3.000 Gemini 2.5 Pro
Output Generation / 1M Tokens $10.00 $15.00 Gemini 2.5 Pro
Intelligence / Benchmark Quality 1322 LMSYS Elo 1260 LMSYS Elo Gemini 2.5 Pro
Monthly Spend (5k req/day, 50% cache) $892.50 / mo $2025.00 / mo Gemini 2.5 Pro (-55.9%)
Context Window 2,000,000 tokens 200,000 tokens Gemini 2.5 Pro
Output Speed (Throughput) 85 tokens/sec 75 tokens/sec Gemini 2.5 Pro
Batch API Discount -50% (Google Gemini API) -0% (Perplexity Sonar API) Google Gemini API
Primary Workload Fit Massive repository analysis (2M context), video/audio understanding, deep reasoning Market research agents, citation-backed fact checking, B2B company enrichment Workload Dependent
Deploy / Console Access Try Gemini 2.5 Pro → Try Perplexity Sonar Pro → Open Full Simulator