LLM Comparison

Sonar Pro vs Kimi K2.5

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

Price vs Intelligence

725539226$0.74$3.48$6.22$8.96$11.70Avg Price per M tokensIntelligenceSonar Pro15.5 / $9.00Kimi K2.561.8 / $1.05

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2/6 models
Same tier:
 Perplexity AISonar ProMoonshot AIKimi K2.5
OrganizationPerplexity AIPerplexity AIMoonshot AIMoonshot AI
OpenTools Score
16
1.7
62
58.8
FamilySonarKimi
StatusCurrentCurrent
Release DateMar 2025Jan 2026
Context Window200K tokens262K tokens
Input Price$3.00/M tokens$0.38/M tokens
Output Price$15.00/M tokens$1.72/M tokens
Pricing Notes—Cache read: $0.1913/M tokens
Capabilities
textvisioncode
textvisioncode
Max Output8K tokens66K tokens
API Identifierperplexity/sonar-promoonshotai/kimi-k2.5
Benchmarks
GPQA Diamond
57.8perplexity
—
MMLU Pro
75.5perplexity
—
MATH-500
74.5perplexity
—
AIME
29perplexity
—
 View Sonar ProView Kimi K2.5

Cost Calculator

Enter your expected monthly token usage to compare costs.

ModelInputOutputTotal / movs Best
Kimi K2.5Cheapest$0.38$0.86$1.24—
Sonar Pro$3.00$7.50$10.50+745%

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.

Moonshot AI

Kimi K2.5

Kimi K2.5 is a multimodal llm from Moonshot AI. Supports up to 262,144 token context window. Available from $0.38/M input tokens.

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