Anthropic
Alternatives

Best cheaper alternatives to Claude Opus 4.1

Looking for a cheaper or smarter replacement for Claude Opus 4.1 by Anthropic? We compared every LLM model with verifiable pricing on real input/output cost, context window, intelligence and modalities. 18 options are meaningfully cheaper.

Category: LLM 200K context
Google
Gemini 1.5 Flash-8B100% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 1.5 Flash100% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 3.1 Flash-Lite Preview98% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 2.0 Flash99% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 3.1 Flash-Lite98% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 2.5 Flash97% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 3 Flash Preview96% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 3.5 Flash89% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 2.5 Pro89% CHEAPER
Google
Larger contextMore modalitiesSame category
Google
Gemini 1.5 Pro83% CHEAPER
Google
Larger contextMore modalitiesSame category
OpenAI
GPT-5.4 Nano98% CHEAPER
OpenAI
Larger contextSame category
OpenAI
GPT-5 Mini99% CHEAPER
OpenAI
Larger contextSame category
OpenAI
GPT-5.299% CHEAPER
OpenAI
Larger contextSame category
OpenAI
GPT 4.1 Mini99% CHEAPER
OpenAI
Larger contextSame category
OpenAI
GPT 4.1 Nano99% CHEAPER
OpenAI
Larger contextSame category
OpenAI
GPT-5.595% CHEAPER
OpenAI
Larger contextSame category
OpenAI
GPT-5.4 Mini94% CHEAPER
OpenAI
Larger contextSame category
xAI
Grok 4.395% CHEAPER
xAI
Larger contextSame category

Costs are normalised to a blended 1M-token workload (or per-unit price for non-token models) using each model's latest verified pricing. Models with pricing under review are excluded from recommendations.

Best cheaper alternatives to Claude Opus 4.1