Claude Opus 5.5 vs Inkling Small

Price, context window & benchmark comparison

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Claude Opus 5.5

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

Thinkingmachines
$0.45 / $1.20
Input / Output · per 1M tokens
Compare different models
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Verdict: Inkling Small is 12.5× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix. Inkling Small has the larger context window (1M vs 1M).
Claude Opus 5.5Inkling Small
Input price / 1M$4.00$0.45
Output price / 1M$20.00$1.20
Blended price (3:1)$8.00$0.64
Cached input / 1M$0.20$0.10
Context window1M1M
Max output128K262K
Intelligence index57.6
Coding index52.9
Providers11
Best provider uptime (30m)100.0%
Vision inputYesYes
ReasoningYesYes
Tool callingYesYes
Released2026-09-222026-07-30
Retirement

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FAQ

Which is cheaper, Claude Opus 5.5 or Inkling Small?

Inkling Small is 12.5× cheaper than Claude Opus 5.5 on a typical 3:1 input/output mix.

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

Claude Opus 5.5: 1,000,000 tokens. Inkling Small: 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 Small ≈ $1,500.

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