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Claude Haiku 4 vs GPT-4 1.5-mini: Pricing, Benchmarks & Verdict (2026)

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

⚡ Quick Answer

GPT-4.1 Mini is significantly cheaper at $0.40/$1.60 per million tokens vs $0.80/$4.00. GPT-4.1 Mini is stronger for coding with a coding ELO of 1230 vs 1195. GPT-4.1 Mini ranks higher overall with an Arena ELO of 1240 vs 1220. GPT-4.1 Mini offers a larger 1048K context window vs 200K.

Updated: April 20, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureClaude Haiku 4GPT-4 1.5-mini
ProviderAnthropicOpenAI
Input Price / 1M tokens$1.00$0.400
Output Price / 1M tokens$5.00$1.60
Context Window
200K
128K
Max Output Tokens
8,192
4,096
Arena ELO
1,220
1,180
Coding ELO
1,195
1,200
TTFT (ms)
150
140
Tokens/sec
130
120
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.

Strengths:

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

Best for:

chatbotsclassificationcost-sensitivehigh-volume
When to Use GPT-4 1.5-mini

Choose GPT-4.1 Mini when you need: 1m token context window at low cost, great balance of speed and quality, strong coding for a mini model, affordable for high-volume use. It excels at chatbots, long-context, cost-sensitive tasks. It is also the more cost-effective option between the two. Its 1048K context window is larger, making it better for long-document processing.

Strengths:

  • Affordable
  • Fast
  • Large context

Best for:

cost-effectivegeneral-purpose

Frequently Asked Questions

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