| Signal | Claude Haiku 4.5 | Delta | GPT-5 Nano |
|---|---|---|---|
Capabilities | 86 | -- | |
Context window size | 84 | -5 | |
Output Capacity | 80 | -5 | |
Pricing Tier | 5 | +5 | |
Recency | 100 | +6 | |
Versatility | 50 | -17 | |
| Overall Result | 2 wins | of 6 | 3 wins |
6
days ranked higher
1
days
23
days ranked higher
Anthropic
OpenAI
GPT-5 Nano saves you $325.00/month
That's $3900.00/year compared to Claude Haiku 4.5 at your current usage level of 100K calls/month.
| Metric | Claude Haiku 4.5 | GPT-5 Nano | Winner |
|---|---|---|---|
| Overall Score | 63 | 64 | GPT-5 Nano |
| Rank | #40 | #33 | GPT-5 Nano |
| Quality Rank | #40 | #33 | GPT-5 Nano |
| Adoption Rank | #40 | #33 | GPT-5 Nano |
| Parameters | -- | -- | -- |
| Context Window | 200K | 400K | GPT-5 Nano |
| Pricing | $1.00/$5.00/M | $0.05/$0.40/M | -- |
| Signal Scores | |||
| Capabilities | 86 | 86 | Claude Haiku 4.5 |
| Context window size | 84 | 89 | GPT-5 Nano |
| Output Capacity | 80 | 85 | GPT-5 Nano |
| Pricing Tier | 5 | 0 | Claude Haiku 4.5 |
| Recency | 100 | 95 | Claude Haiku 4.5 |
| Versatility | 50 | 67 | GPT-5 Nano |
Claude Haiku 4.5 and GPT-5 Nano are extremely close in overall performance (only 0.9000000000000057 points apart). Your best choice depends entirely on which specific strengths matter most for your use case.
Best for Quality
Claude Haiku 4.5
Marginally better benchmark scores; both are excellent
Best for Cost
GPT-5 Nano
93% lower pricing; better value at scale
Best for Reliability
Claude Haiku 4.5
Higher uptime and faster response speeds
Best for Prototyping
Claude Haiku 4.5
Stronger community support and better developer experience
Best for Production
Claude Haiku 4.5
Wider enterprise adoption and proven at scale
by Anthropic
| Capability | Claude Haiku 4.5 | GPT-5 Nano |
|---|---|---|
| Vision (Image Input) | ||
| Function Calling | ||
| Streaming | ||
| JSON Mode | ||
| Reasoning | ||
| Web Search | ||
| Image Output |
Anthropic
OpenAI
GPT-5 Nano saves you $7.23/month
That's 93% cheaper than Claude Haiku 4.5 at 1,000 tokens/request and 100 requests/day.
Assumes 60% input / 40% output token ratio per request. Actual costs may vary based on your usage pattern.
| Parameter | Claude Haiku 4.5 | GPT-5 Nano |
|---|---|---|
| Context Window | 200K | 400K |
| Max Output Tokens | 64,000 | 128,000 |
| Open Source | No | No |
| Created | Oct 15, 2025 | Aug 7, 2025 |
GPT-5 Nano currently scores higher (64 vs 63), but the best choice depends on your specific use case, budget, and requirements.
Claude Haiku 4.5 is ranked #40 and GPT-5 Nano is ranked #33. Rankings are based on a composite score from multiple signals including benchmarks, community sentiment, and adoption metrics.
Compare the detailed pricing breakdown above to see which model offers better value for your usage pattern.