Anthropic Claude 3.5 Haiku and OpenAI GPT-4o are closely matched ai language models devices with nearly identical overall scores (6.5 vs 6.7). The best choice depends on which specific features matter most to you.
Scores are relative within the ai language modelscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
Lower cost = better value. Free = open-source self-hosted.
| Metric | 3.5 Haiku | OpenAI GPT-4o |
|---|---|---|
| Input (Prompt) | ✓$0.80/1M | $2.50/1M |
| Output (Completion) | ✓$4.00/1M | $10.00/1M |
| Open Source | Proprietary | Proprietary |
Context Window (tokens)
| Metric | 3.5 Haiku | OpenAI GPT-4o |
|---|---|---|
| Max Output | 8,192 tok | ✓16,384 tok |
| Speed | ✓180 tok/s | 120 tok/s |
| Time to First Token | ✓350ms | 500ms |
| Languages | 50+ | 50+ |
Higher is better. Industry-standard AI evaluation benchmarks.
3.5 Haiku
OpenAI GPT-4o
3.5 Haiku
OpenAI GPT-4o
3.5 Haiku
OpenAI GPT-4o
3.5 Haiku
OpenAI GPT-4o
3.5 Haiku
OpenAI GPT-4o
| Feature | 3.5 Haiku | OpenAI GPT-4o |
|---|---|---|
| Reasoning / Chain-of-Thought | ✕ | ✕ |
| Vision (Image Input) | ✓ | ✓ |
| Audio Input | ✕ | ✓ |
| Video Input | ✕ | ✕ |
| Image/Audio Output | ✕ | ✓ |
| Function Calling / Tools | ✓ | ✓ |
| JSON Mode | ✓ | ✓ |
| Real-time Web Access | ✕ | ✕ |
| Fine-tuning Support | ✕ | ✓ |
| Batch API | ✓ | ✓ |
| Streaming | ✓ | ✓ |
| Open Source | ✕ | ✕ |
| Field | 3.5 Haiku | OpenAI GPT-4o |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Knowledge Cutoff | 2024-07 | 2024-04 |
| Best For | fast taskshigh volumecost efficiencycoding | generalcodingvisionmultimodal |
Buy Anthropic Claude 3.5 Haiku if…
Choose the Anthropic Claude 3.5 Haiku if budget is your top priority — it offers competitive specs at a lower price point.
Buy OpenAI GPT-4o if…
The OpenAI GPT-4o is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.
Who do you think wins this matchup?
Anthropic Claude 3.5 Haiku and OpenAI GPT-4o are closely matched ai language models devices with nearly identical overall scores (6.5 vs 6.7). The best choice depends on which specific features matter most to you.
Both products score similarly — it depends on your priorities.
Check the latest prices using the buy links above.
Choose the Anthropic Claude 3.5 Haiku if budget is your top priority — it offers competitive specs at a lower price point.
The OpenAI GPT-4o is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.