← Back to Model Hub/SIDE-BY-SIDE REVIEW
SHARE THIS:

GPT-4o-mini vs Sonar Pro Search

Detailed technical comparison between GPT-4o-mini (OpenAI) and Sonar Pro Search (Perplexity). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.

⚡ Executive Summary & Verdict

Comparison Snapshot

GPT-4o-mini: 1 WinvsSonar Pro Search: 5 Wins
Context Leader

Sonar Pro Search

200,000 tokens
Agentic Tool-Calling

Tie

Equal Capability
Lowest Latency (TTFT)

Tie

Equal Speed
Input Price Leader

GPT-4o-mini

$0.15 / MTok
OpenAIactive

GPT-4o-mini

GPT-4o mini is OpenAI's newest model after [GPT-4 Omni](/models/openai/gpt-4o), supporting both text and image inputs with text outputs. As their most advanced small model, it is many multiples more affordable...

View GPT-4o-mini Full Specs →
Perplexityactive

Sonar Pro Search

Exclusively available on the OpenRouter API, Sonar Pro's new Pro Search mode is Perplexity's most advanced agentic search system. It is designed for deeper reasoning and analysis. Pricing is based...

View Sonar Pro Search Full Specs →

Technical Specifications

🏆 = Superior Spec
SpecificationGPT-4o-miniSonar Pro Search
ProviderOpenAIPerplexity
Context Window128,000 tokens200,000 tokens🏆
Agent Suitability82/100N/A
Time to First Token (TTFT)150 msN/A
Deployment Modelmanaged apimanaged api
Production Stabilitystablestable
API AvailableYesYes
Released Date2024-07-182025-10-30

API Pricing Comparison

Input Price per Million Tokens

GPT-4o-mini

$0.15

Sonar Pro Search

$3.00

Output Price per Million Tokens

GPT-4o-mini

$0.60

Sonar Pro Search

$15.00

💡 Cost Ratio: GPT-4o-mini is 20.0x cheaper per input token than Sonar Pro Search.

Want to test both models live?

Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.

Open Live Sandbox Playground →

Benchmark Performance Metrics

Standardized Scores (0–100%)

Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.

MMLUGeneral knowledge & multi-task understanding
82.0%vs86.8%+4.8% Sonar Pro Search
GPT-4o-mini
Sonar Pro Search 🏆
HumanEvalPython coding & logic synthesis
84.0%vs86.0%+2.0% Sonar Pro Search
GPT-4o-mini
Sonar Pro Search 🏆
MATHComplex mathematical problem solving
70.2%vs67.2%+3.0% GPT-4o-mini
GPT-4o-mini 🏆
Sonar Pro Search
GPQAGraduate-level expert reasoning
45.0%vs48.6%+3.6% Sonar Pro Search
GPT-4o-mini
Sonar Pro Search 🏆
HellaSwagCommonsense reasoning and inference
84.7%vs87.8%+3.1% Sonar Pro Search
GPT-4o-mini
Sonar Pro Search 🏆
MT-BenchMulti-turn conversation flow quality
8.6%vs9.0%+0.4% Sonar Pro Search
GPT-4o-mini
Sonar Pro Search 🏆

GPT-4o-mini Quirks & Gotchas

  • ▸Ultra-low latency — best TTFT in the OpenAI lineup
  • ▸Tool calling limited to single-step — not suitable for complex agentic pipelines

Sonar Pro Search Quirks & Gotchas

No developer gotchas reported.

Explore Other Popular Comparisons

SIDE-BY-SIDE REVIEW

GPT-4o-mini vs Nano Banana 2 (Gemini 3.1 Flash Image)

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

GPT-4o-mini vs GLM 4.7 Flash

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

GPT-4o-mini vs GLM 5.2

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

GPT-4o-mini vs Nemotron 3 Ultra

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

GPT-4o-mini vs GPT-5.2-Codex

Compare context windows, live API token prices, and benchmark scores.

SIDE-BY-SIDE REVIEW

GPT-4o-mini vs DeepSeek V3.1

Compare context windows, live API token prices, and benchmark scores.