Best AI for Summarization

Models with at least a 500K-token context window, ranked by blended price — summarization is long documents at volume, so the window qualifies them and cost orders them.

Our top pick: GPT-6 Luna — 1.1M context window · $0.20 blended per 1M tokens · League Score 56 · $0.10/$0.50 per 1M. Full record, pricing and benchmarks on its model page; or run the model picker for a recommendation matched to your budget and context needs.

#	Model	Maker	Why it ranks here
1	GPT-6 Luna	OpenAI	1.1M context window · $0.20 blended per 1M tokens · League Score 56 · $0.10/$0.50 per 1M
2	Claude Haiku 5.5	Anthropic	1M context window · $0.20 blended per 1M tokens · League Score 68 · $0.10/$0.50 per 1M
3	GPT-5.6 Luna	OpenAI	1.1M context window · $0.45 blended per 1M tokens · League Score 60 · $0.20/$1.20 per 1M
4	DeepSeek V4.1 Flash	DeepSeek	1M context window · $0.52 blended per 1M tokens · League Score 75 · $0.30/$1.20 per 1M
5	Gemini 3.5 Flash-Lite	Google DeepMind	1M context window · $0.85 blended per 1M tokens · League Score 70 · $0.30/$2.50 per 1M
6	Nova 2 Lite	Amazon	1M context window · $0.85 blended per 1M tokens · $0.30/$2.50 per 1M
7	Mistral Large 4	Mistral AI	1M context window · $1.03 blended per 1M tokens · League Score 4 · $0.68/$2.09 per 1M
8	Gemini 3.8 Flash	Google DeepMind	1M context window · $1.50 blended per 1M tokens · League Score 63 · $0.75/$3.75 per 1M
9	Grok 4.3	xAI (SpaceXAI)	1M context window · $1.56 blended per 1M tokens · League Score 74 · $1.25/$2.50 per 1M
10	DeepSeek V4 Pro (0813)	DeepSeek	1M context window · $1.98 blended per 1M tokens · League Score 63 · $1.32/$3.96 per 1M

Rankings regenerate from the model database on every data update. Metrics and sources: methodology.