Claude Opus 4.7 alternatives
Looking for an alternative to Claude Opus 4.7? Here are the 6 closest llm provider / model options for AI coding, each ranked by how well it replaces Claude Opus 4.7 — with the concrete reason to switch.
Quick comparison
| Model | Input price | SWE-bench | Context window | Speed |
|---|---|---|---|---|
| Claude Opus 4.7 (you) | $5 | 72% | 1M+ | Slow/Reasoning |
| GPT-5.5 | $5 | 75% | 1M+ | Standard |
| Claude Sonnet 4.6 | $3 | 64% | 1M+ | Standard |
| o3 | $2 | 71% | 200K | Slow/Reasoning |
| DeepSeek V4 Pro | $0.44 | 62% | 1M+ | Slow/Reasoning |
| GPT-5.1 | $1.25 | 76% | 400K | Medium |
| o4-mini | $1.10 | 68% | 200K | Fast |
The best Claude Opus 4.7 alternatives
GPT-5.5
Frontier reasoning, agentic coding, long-context refactors, multimodal analysis, replaces GPT-5.4 as default flagship
Why consider it instead:
- Higher SWE-bench (75% vs 72%)
Day-to-day coding, fast agentic loops, balanced cost/quality
Why consider it instead:
- Cheaper — $3/1M input vs $5, ~1.7× less
o3
Hardest coding problems, complex multi-step reasoning, advanced debugging
Why consider it instead:
- Cheaper — $2/1M input vs $5, ~2.5× less
Complex reasoning, agentic coding, hard debugging with long context
Why consider it instead:
- Cheaper — $0.44/1M input vs $5, ~11.4× less
GPT-5.1
Default daily-driver coding agent with adaptive reasoning and warmer chat tone
Why consider it instead:
- Cheaper — $1.25/1M input vs $5, ~4.0× less
- Higher SWE-bench (76% vs 72%)
o4-mini
Cheap fast reasoning, agentic coding loops, high-volume tasks
Why consider it instead:
- Cheaper — $1.1/1M input vs $5, ~4.5× less
- Faster — better for autocomplete
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