AI model comparison
Claude Haiku 5.5 vs GPT-4o-mini
Side by side comparison of Claude Haiku 5.5 and GPT-4o-mini on pricing, benchmark scores, context window, and more.
Claude Haiku 5.5 is Anthropic's small, fast model for high-volume, cost-sensitive work such as summarization, subagents, and browser use.
- Input / 1M
- $0.10
- Output / 1M
- $0.50
- Context
- 1M
GPT-4o mini is OpenAI's newest model after [GPT-4 Omni](/models/openai/gpt-4o), supporting both text and image inputs with text outputs.
- Input / 1M
- $0.15
- Output / 1M
- $0.60
- Context
- 128K
Comparing image generators? Compare image models
At a glance
Quick verdict
How the two models stack up on the things people ask about most.
Lower price
Claude Haiku 5.5
1.3x cheaper for a typical chat
Higher intelligence score
Not available
Not enough benchmark data
Larger context window
Claude Haiku 5.5
1M vs 128K tokens
Newer release
Claude Haiku 5.5
Released October 7, 2026
Benchmarks
Benchmark scores
Independent scores from Artificial Analysis. Higher is better.
Intelligence index
Claude Haiku 5.536.2
GPT-4o-miniNot availableCoding index
Claude Haiku 5.5Not availableGPT-4o-mini11.4Agentic index
Claude Haiku 5.5Not availableGPT-4o-miniNot availablePricing
Claude Haiku 5.5 vs GPT-4o-mini API pricing
Per-token API rates. Cheaper option highlighted.
| Metric | Claude Haiku 5.5 | GPT-4o-mini |
|---|---|---|
| Input tokensPer 1M tokens | $0.10 | $0.15 |
| Output tokensPer 1M tokens | $0.50 | $0.60 |
| Cached input (read)Per 1M tokens | $0.01 | $0.08 |
| Cache writePer 1M tokens | $0.13 | Not available |
| Long-context pricingPer 1M tokens, for very long prompts | $0.50 in / $2.50 out above 100K | Same rate at any length |
| Web searchPer request | $0.01 | Not available |
What it costs in practice
Estimated cost per 1,000 requests at standard rates. Coding and long-document figures also show the cost when the input is already cached.
Chat message
2K in, 500 out
Claude Haiku 5.5$0.45GPT-4o-mini$0.60Coding task
30K in, 4K out
Claude Haiku 5.5$5$2.30 cachedGPT-4o-mini$6.90$4.65 cachedLong document summary
150K in, 2K out
Claude Haiku 5.5$16$2.50 cachedGPT-4o-mini$23.70$12.45 cachedSpecs
Context window and capabilities
How much each model can read, how much it can write, and what it accepts as input.
| Metric | Claude Haiku 5.5 | GPT-4o-mini |
|---|---|---|
| Context window | 1M tokens | 128K tokens |
| Max output | 128K tokens | 16K tokens |
| Input types | File, Image, Text | File, Image, Text |
| Output types | Text | Text |
| Reasoning effort levels | Max, Extra high, High, Medium, Low, None | Not available |
| Default reasoning effort | Medium | Not available |
| Release date | October 7, 2026 | July 18, 2024 |
Features
Supported features
API features available for each model.
| Metric | Claude Haiku 5.5 | GPT-4o-mini |
|---|---|---|
| Tool calling | Supported | Supported |
| Structured outputs | Supported | Supported |
| JSON mode | Supported | Supported |
| Reasoning | Supported | Not supported |
| Temperature | Not supported | Supported |
| Stop sequences | Supported | Supported |
| Deterministic seed | Not supported | Supported |
| Verbosity control | Supported | Not supported |
Keep exploring
More on these models
Other head-to-heads, the full model page, and the alternatives list for each model.
Claude Haiku 5.5View full model details- Claude Haiku 5.5 vs Claude Opus 5.5
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- Claude Haiku 5.5 vs Muse Spark 1.3 Contributor
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- Claude Haiku 5.5 vs gpt-oss-120b
- Claude Haiku 5.5 vs Gemini 2.5 Flash Lite
- Claude Haiku 5.5 vs DeepSeek V3.2
Our take
Claude Haiku 5.5 is 1.3x cheaper for a typical chat. Claude Haiku 5.5 has the larger context window (1M vs 128K tokens). The right pick depends on your workload, so the quickest way to settle it is to send the same prompt to both and compare.
FAQ
Frequently asked questions
Is Claude Haiku 5.5 or GPT-4o-mini cheaper?
Claude Haiku 5.5 is cheaper for a typical chat (2K input tokens and 500 output tokens). Claude Haiku 5.5 costs $0.10 per 1M input tokens and $0.50 per 1M output tokens, while GPT-4o-mini costs $0.15 per 1M input tokens and $0.60 per 1M output tokens.
Which has a bigger context window, Claude Haiku 5.5 or GPT-4o-mini?
Claude Haiku 5.5 supports up to 1M tokens of context, compared with 128K for GPT-4o-mini.
Can I use Claude Haiku 5.5 and GPT-4o-mini at the same time?
Yes. Shortcut Chat sends one prompt to multiple models at once, so you can see Claude Haiku 5.5 and GPT-4o-mini answer side by side and keep the better response.
Why choose? Ask both.
Send one prompt to Claude Haiku 5.5 and GPT-4o-mini at the same time. Compare the answers side by side and keep the best one.