AI Calculator Pro

o3 vs Sonar

Cost and capability comparison. For a sample workload of 1,000 input and 500 output tokens across 100,000 requests/month, Sonar is cheaper by about $450.00/month.

o3Sonar
Provideropenaiperplexity
Input / 1M$2.00$1.00
Output / 1M$8.00$1.00
Per request (sample)$0.00600$0.00150
Monthly (sample)$600.00$150.00
Context window200,000128,000
VisionYesNo
ReasoningYesNo
Arena · Overall1422
Arena · Coding1428
Arena · Math & reasoning1435
Arena · Agentic / tool use1410

Intelligence scores are community Arena ratings from LMArena / arena.ai, used under CC BY 4.0. Snapshot last refreshed 28 July 2026. Scores are a relative signal, not an absolute measure of capability. A Measured score was voted on directly; an Estimated score is inherited from an identical base model (a regional/creator-prefixed hosting duplicate). See our methodology.

Compare on your own workload

o3 and Sonar are pre-loaded. Adjust the tokens and monthly volume to see which is cheaper for your usage.

Used unless you set active users below.

Results update automatically as you type.

Result
Cheapest: Sonar at $150.00/month
Workload: 1,000 in / 500 out × 100,000 requests/month
SonarPerplexity$0.00150$150.00$1,800.00128,000
o3OpenAI$0.00600$600.00$7,200.00200,000

FAQ

Which is cheaper, o3 or Sonar?

For a workload of 1,000 input and 500 output tokens over 100,000 requests/month, Sonar is cheaper, costing about $150.00/month versus $600.00/month.

What is the context window of o3 and Sonar?

o3 supports 200,000 tokens, while Sonar supports 128,000 tokens.

Estimates for planning only. Verify current pricing with each provider.