Claude 5.5 SonnetvsCartesia Ink Whisper

Claude 5.5 Sonnet leads the overall Podium Score by 3.0 points (94.8 vs 91.8).Category wins: Claude 5.5 Sonnet 7 — 0 Cartesia Ink Whisper.Cartesia Ink Whisper is the cheaper pick ($0.012/M vs $15/M per 1M output tokens). Cartesia Ink Whisper is faster (260 t/s vs 94 t/s).

Open in Compare Tool →View Claude 5.5 SonnetView Cartesia Ink Whisper
Claude 5.5 SonnetDrag slider or hover to compareCartesia Ink Whisper
Cartesia Ink Whisper
91.8
Coding: 0.0 · Speed: 260 t/s
Output Price: $0.012/M
Claude 5.5 Sonnet
94.8
Coding: 91.5 · Speed: 94 t/s
Output Price: $15/M
Quick VerdictAggregated 2026 Benchmark Analysis

Claude 5.5 Sonnet is rated higher overall with a Podium Score of 94.8 (vs 91.8 for Cartesia Ink Whisper). In head-to-head domain evaluations, Claude 5.5 Sonnet outperforms in 7 of 7 benchmark categories.

Coding & Engineering
Claude 5.5 Sonnet (91.5)
Inference Speed
Cartesia Ink Whisper (260 t/s)
Cost Efficiency
Cartesia Ink Whisper ($0.012/M)
API Price / 1M (in · out)
Claude 5.5 Sonnet $3/M · $15/M — Cartesia Ink Whisper $0.006/M · $0.012/M

Choose Claude 5.5 Sonnet for long documents and large codebases, and Cartesia Ink Whisper for cost-sensitive workloads.

MetricClaude 5.5 SonnetCartesia Ink Whisper
Podium Score94.8 ▲91.8
Arena Elo1520 ▲1450
Intelligence Index95.0 ▲92.0
Coding91.5 ▲0.0
Math94.2 ▲0.0
Reasoning95.0 ▲28.0
Agentic89.4 ▲68.0
Knowledge88.0 ▲45.0
Multimodal96.0 ▲88.0
Long-context98.0 ▲45.0
Output speed94 t/s260 t/s ▲
Output price$15/M$0.012/M ▲
Context window1000K ▲64K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Claude 5.5 Sonnet vs Claude Mythos · Claude 5.5 Sonnet vs Kimi K3.1 Pro · Claude 5.5 Sonnet vs Eleven Multilingual v3 · Claude 5.5 Sonnet vs FLUX.2 Pro
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