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Claude Haiku 4.5 vs GPT-5.6 Sol (batch)

Side-by-side API pricing and Artificial Analysis performance for Claude Haiku 4.5 (Anthropic) and GPT-5.6 Sol (batch) (OpenAI). Green cells mark the better value in each row.

Prices updated Sep 16, 2026, 12:49 AM UTC · refreshed hourly

Claude Haiku 4.5

Anthropic

GPT-5.6 Sol (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 Index17.647.1
Coding Index43.977.4
Agentic Index10.350.5
Output speed (tok/s)69
Time to first token67.28s
Specs
Context window200K1.05M
Input modalitiestext, image, filefile, image, text

FAQ

Which is cheaper, Claude Haiku 4.5 or GPT-5.6 Sol (batch)?

Claude Haiku 4.5 and GPT-5.6 Sol (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 (batch)).

Which scores higher on Artificial Analysis benchmarks?

GPT-5.6 Sol (batch) leads on the Artificial Analysis Intelligence Index (47.1 vs 17.6). Check coding and agentic indices on this page for workload-specific tradeoffs.