AiCostCompare

Claude Opus 4.6 vs Solar Pro 3

Side-by-side API pricing and Artificial Analysis performance for Claude Opus 4.6 (Anthropic) and Solar Pro 3 (Upstage). Green cells mark the better value in each row.

Prices updated Sep 13, 2026, 9:33 AM UTC · refreshed hourly

Claude Opus 4.6

Anthropic

Solar Pro 3

Upstage

Pricing
Input $/1M$5.00$0.15
Output $/1M$25.00$0.60
Blended $/1M (3:1)$10.00$0.262
RAG example (30K in / 2K out)$0.2$0.0057
Quality & speed
Intelligence Index26.47.8
Coding Index16.2
Agentic Index1.4
Output speed (tok/s)0157
Time to first token0s1.49s
Specs
Context window1M131K
Input modalitiestext, image, filetext

FAQ

Which is cheaper, Claude Opus 4.6 or Solar Pro 3?

Solar Pro 3 has the lower blended API price at $0.262 per 1M tokens (3:1 input:output mix), versus $10.00 for the other model. Prices are live from OpenRouter and refresh about hourly.

Which is better for RAG workloads?

For a typical RAG request (30K input / 2K output tokens), Solar Pro 3 costs about $0.0057 per request versus $0.2. Also compare context windows: Claude Opus 4.6 offers 1M and Solar Pro 3 offers 131K.

Which scores higher on Artificial Analysis benchmarks?

Claude Opus 4.6 leads on the Artificial Analysis Intelligence Index (26.4 vs 7.8). Check coding and agentic indices on this page for workload-specific tradeoffs.