Claude Haiku 4.5 vs GPT-5.6 Sol Pro (batch)
Side-by-side API pricing and Artificial Analysis performance for Claude Haiku 4.5 (Anthropic) and GPT-5.6 Sol Pro (batch) (OpenAI). Green cells mark the better value in each row.
Prices updated Sep 4, 2026, 1:15 PM UTC · refreshed hourly
| Claude Haiku 4.5 Anthropic | GPT-5.6 Sol Pro (batch) OpenAI | |
|---|---|---|
| Pricing | ||
| Input $/1M | $1.00 | $1.00 |
| Output $/1M | $5.00 | $5.00 |
| Blended $/1M (3:1) | $2.00 | $2.00 |
| RAG example (30K in / 2K out) | $0.04 | $0.04 |
| Quality & speed | ||
| Intelligence Index | 29.9 | — |
| Coding Index | 43.9 | — |
| Agentic Index | 16.5 | — |
| Output speed (tok/s) | — | — |
| Time to first token | — | — |
| Specs | ||
| Context window | 200K | 1.05M |
| Input modalities | text, image, file | file, image, text |
FAQ
Which is cheaper, Claude Haiku 4.5 or GPT-5.6 Sol Pro (batch)?
Claude Haiku 4.5 and GPT-5.6 Sol Pro (batch) currently have the same blended API price of $2.00 per 1M tokens.
Which is better for RAG workloads?
Both models cost about $0.04 for a 30K/2K RAG request at current rates. Context windows are 200K (Claude Haiku 4.5) and 1.05M (GPT-5.6 Sol Pro (batch)).
Which scores higher on Artificial Analysis benchmarks?
Claude Haiku 4.5 leads on the Artificial Analysis Intelligence Index (29.9 vs —). Check coding and agentic indices on this page for workload-specific tradeoffs.