Claude Opus 5.5 vs Inkling

Price, context window & benchmark comparison

A

Claude Opus 5.5

Anthropic
$4.00 / $20.00
Input / Output · per 1M tokens
VS
T

Inkling

Thinkingmachines
$1.00 / $4.05
Input / Output · per 1M tokens
Compare different models
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T
Verdict: Inkling is 4.5× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix. Claude Opus 5.5 scores higher on the Artificial Analysis Intelligence Index (57.6 vs 25). Inkling has the larger context window (1M vs 1M).
Claude Opus 5.5Inkling
Input price / 1M$4.00$1.00
Output price / 1M$20.00$4.05
Blended price (3:1)$8.00$1.76
Cached input / 1M$0.20$0.17
Context window1M1M
Max output128K472K
Intelligence index57.625
Coding index52.1
Providers11
Best provider uptime (30m)100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-222026-07-17
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FAQ

Which is cheaper, Claude Opus 5.5 or Inkling?

Inkling is 4.5× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix.

Claude Opus 5.5 vs Inkling: which has a bigger context window?

Claude Opus 5.5: 1,000,000 tokens. Inkling: 1,048,576 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Opus 5.5 ≈ $18,000, Inkling ≈ $4,025.

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