Compare · ModelsLive · 2 picked · head to head

Claude Sonnet 5 vs ERNIE 4.5 21B A3B Thinking

Side by side · benchmarks, pricing, and signals you can act on.

Winner summary

Not enough overlapping benchmarks to declare a winner yet · Claude Sonnet 5 · ERNIE 4.5 21B A3B Thinking are still filling in scores.

Hype vs Reality
Claude Sonnet 5
#66 by perf·#10 by attention
DESERVED
ERNIE 4.5 21B A3B Thinking
#64 by perf·no signal
QUIET
Best value
34.5x better value than Claude Sonnet 5
Claude Sonnet 5
9.5 pts/$
$6.00/M
ERNIE 4.5 21B A3B Thinking
325.7 pts/$
$0.18/M
Vendor risk
Anthropic logo
Anthropic
$965.0B·Tier 1
Medium risk
baidu logo
Baidu
$45.0B·Tier 1
Medium risk
Pricing · per 1M tokens · projected $/mo at 10M tokens
ModelInputOutputContextProjected $/mo
Anthropic logoClaude Sonnet 5$2.00$10.001.0M tokens (~500 books)$40.00
baidu logoERNIE 4.5 21B A3B Thinking$0.07$0.28131K tokens (~66 books)$1.23