LLMversus

Claude Haiku 4 vs o4-mini: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 20, 2026By LLMversusUpdated June 14, 2026View methodology

⚡ Quick Answer

o4-mini is stronger for coding with a coding ELO of 1380 vs 1195. Claude Haiku 4 is faster at 130 tokens/sec vs 60 tokens/sec. o4-mini ranks higher overall with an Arena ELO of 1350 vs 1220.

Updated: April 20, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureClaude Haiku 4o4-mini
ProviderAnthropicOpenAI
Input Price / 1M tokens$1.00$1.10
Output Price / 1M tokens$5.00$4.40
Context Window
200K
128K
Max Output Tokens
8,192
32,768
Arena ELO
1,220
1,260
Coding ELO
1,195
1,270
TTFT (ms)
150
180
Tokens/sec
130
105
MultimodalYesNo
JSON ModeYesYes
Function CallingYesYes
VisionYesNo
When to Use Claude Haiku 4

Choose Claude Haiku 4 when you need: very fast response times, 200k context window, affordable for anthropic quality, good instruction following. It excels at chatbots, classification, cost-sensitive, high-volume tasks. It is also the more cost-effective option between the two.

Strengths:

  • Very fast response times
  • 200K context window
  • Affordable for Anthropic quality
  • Good instruction following

Best for:

chatbotsclassificationcost-sensitivehigh-volume
When to Use o4-mini

Choose o4-mini when you need: excellent reasoning and math capabilities, strong coding performance, affordable for a reasoning model, large output window. It excels at reasoning, math, coding, science tasks.

Strengths:

  • Affordable
  • Fast
  • Good reasoning

Best for:

general-purposereasoningcoding

Frequently Asked Questions

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