LLM Comparison

GPT-5.4 Mini vs Sonar Pro

Side-by-side specs, pricing & capabilities · Updated May 2026

Price vs Intelligence

564331186$1.84$4.30$6.77$9.23$11.70Avg Price per M tokensIntelligenceGPT-5.4 Mini46.1 / $2.63Sonar Pro15.5 / $9.00

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2/6 models
Same tier:
 OpenAIGPT-5.4 MiniPerplexity AISonar Pro
OrganizationOpenAIOpenAIPerplexity AIPerplexity AI
OpenTools Score
46
17.6
16
1.7
FamilyGPTSonar
StatusCurrentCurrent
Release DateMar 2026Mar 2025
Context Window400K tokens200K tokens
Input Price$0.75/M tokens$3.00/M tokens
Output Price$4.50/M tokens$15.00/M tokens
Pricing NotesCache read: $0.0750/M tokens—
Capabilities
textvisioncode
textvisioncode
Max Output128K tokens8K tokens
API Identifieropenai/gpt-5.4-miniperplexity/sonar-pro
Benchmarks
GPQA Diamond
88openai
57.8perplexity
SWE-bench Pro
54.4openai
—
OSWorld-Verified
72.1openai
—
Terminal-Bench 2.0
60openai
—
MMMU-Pro
76.6openai
—
MMLU Pro—
75.5perplexity
MATH-500—
74.5perplexity
AIME—
29perplexity
 View GPT-5.4 MiniView Sonar Pro

Cost Calculator

Enter your expected monthly token usage to compare costs.

ModelInputOutputTotal / movs Best
GPT-5.4 MiniCheapest$0.75$2.25$3.00—
Sonar Pro$3.00$7.50$10.50+250%

OpenAI

GPT-5.4 Mini

GPT-5.4 Mini is a multimodal llm from OpenAI. Supports up to 400,000 token context window. Available from $0.75/M input tokens.

Perplexity AI

Sonar Pro

Sonar Pro is a multimodal llm from Perplexity AI. Supports up to 200,000 token context window. Achieves 83.0% on MMLU. Available from $3.00/M input tokens.

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