Claude Haiku 5.5 vs Solar Pro 4

Price, context window & benchmark comparison

Anthropic

Claude Haiku 5.5

Anthropic
$0.10 / $0.50
Input / Output · per 1M tokens
VS
Upstage

Solar Pro 4

Upstage
$0.15 / $0.60
Input / Output · per 1M tokens
Compare different models
Anthropic
Upstage
Verdict: Claude Haiku 5.5 is 24% cheaper than Solar Pro 4 on a typical 3:1 input/output mix. Claude Haiku 5.5 scores higher on the Artificial Analysis Intelligence Index (36.5 vs 28.2). Claude Haiku 5.5 has the larger context window (1M vs 524K).
Claude Haiku 5.5Solar Pro 4
Input price / 1M$0.10$0.15
Output price / 1M$0.50$0.60
Blended price (3:1)$0.20$0.26
Cached input / 1M$0.01$0.03
Context window1M524K
Max output128K131K
Intelligence index36.528.2
Coding index—52.7
Providers10—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-10-072026-08-10
Retirement——

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FAQ

Which is cheaper, Claude Haiku 5.5 or Solar Pro 4?

Claude Haiku 5.5 is 24% cheaper than Solar Pro 4 on a typical 3:1 input/output mix.

Claude Haiku 5.5 vs Solar Pro 4: which has a bigger context window?

Claude Haiku 5.5: 1,000,000 tokens. Solar Pro 4: 524,288 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Claude Haiku 5.5 ≈ $450.00, Solar Pro 4 ≈ $600.00.

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