AI Model Comparison
Compare AI models side by side
Compare Claude Opus 4.8 from Anthropic and GPT-5.4 from OpenAI on zero data retention, EU hosting, pricing, context, and Artificial Analysis benchmarks.
Key info
What each model gives you per call. Prices reflect the cheapest available route on Opper.
Input
Output
Features
Context window
1Mtokens
Max output
128Ktokens
Input price
$5.00/ 1M tokens
Output price
$25.00/ 1M tokens
Available routes & privacy
Every provider hosting this model on Opper. Routes are sorted best-privacy first — EU regions and self-serve ZDR rise to the top.
RoutesProvider, region, ZDR & training posture.
Anthropic
RegionUS
ZDREnterprise
TrainingNo
Key info
What each model gives you per call. Prices reflect the cheapest available route on Opper.
Input
Output
Features
Context window
1Mtokens
1.1Mtokens
Max output
128Ktokens
128Ktokens
Input price
$5.00/ 1M tokens
$2.50/ 1M tokens
Output price
$25.00/ 1M tokens
$15.00/ 1M tokens
Available routes & privacy
Every provider hosting this model on Opper. Routes are sorted best-privacy first — EU regions and self-serve ZDR rise to the top.
Benchmarks
Composite indices and speed metrics from Artificial Analysis. Higher is better for indices and speed; lower is better for time-to-first-token.
Intelligence IndexComposite quality score (0–100). Source: Artificial Analysis.
Not benchmarked
Coding IndexComposite of coding evals.
Not benchmarked
57
Math IndexComposite of math evals.
Not benchmarked
—
Output speedTokens per second across measured providers.
Not benchmarked
78 t/s
Time to first tokenLatency before the first token streams.
Not benchmarked
165.7s