Scores updated · 6 tests both models report · How we compare
What it costs
Prices per million tokens, roughly 750,000 words. The bars show the cost of a million tokens read plus a million written.
Claude Opus 4$15.00 to read · $75.00 to writePrice from Anthropic's own price page
Palmyra MedNo current price is tracked.
Every test, side by side
All 6 tests both models report. The winning score is in its model's colour; marks a score checked independently.
Other results6 tests
- HarmBenchClaude Opus 4 by 36.191.755.6+36.1
- AIR-Bench 2024Claude Opus 4 by 27.985.757.8+27.9
- bbqClaude Opus 4 by 1797.180.1+17
- simple_safety_testsClaude Opus 4 by 1.510098.5+1.5
- anthropic_red_teamClaude Opus 4 by 1.198.997.8+1.1
- XSTesttie9796.3tie
Questions people ask
How do you compare the two?
We use the 6 benchmark tests both models have published scores on. None of them is in the eight capability areas we count, so this page lists them without a verdict. Each score is the one shown on the model's own page.