Alternatives
Best cheaper alternatives to Grok 4.20 0309 Reasoning
Looking for a cheaper or smarter replacement for Grok 4.20 0309 Reasoning by xAI? 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 131K context
Gemini 1.5 Flash-8B96% CHEAPER
Google
Larger contextMore modalitiesSame category
$0.0375 in · $0.15 out / 1M Tokens 36 1.0M ctx 98%
Gemini 1.5 Flash92% CHEAPER
Google
Larger contextMore modalitiesSame category
$0.075 in · $0.3 out / 1M Tokens 48 1.0M ctx 98%
Gemini 2.0 Flash89% CHEAPER
Google
Larger contextMore modalitiesSame category
$0.1 in · $0.4 out / 1M Tokens 56 1.0M ctx 80%
Qwen3.5 9B93% CHEAPER
Together AI
Larger contextSame category
$0.1 in · $0.15 out / 1M Tokens 262K ctx 98%
Jamba Mini84% CHEAPER
AI21 Labs
Larger contextSame category
$0.2 in · $0.4 out / 1M Tokens 256K ctx 98%
GPT-5 Mini80% CHEAPER
OpenAI
Larger contextSame category
$0.000263 in · $1.25 out / 1M Tokens 400K ctx 82%
o180% CHEAPER
OpenAI
Larger contextSame category
$0.000263 in · $1.25 out / 1M Tokens 71 200K ctx 82%
o380% CHEAPER
OpenAI
Larger contextSame category
$0.000263 in · $1.25 out / 1M Tokens 78 200K ctx 82%
GPT-5.280% CHEAPER
OpenAI
Larger contextSame category
$0.000263 in · $1.25 out / 1M Tokens 400K ctx 82%
GPT 4.1 Mini80% CHEAPER
OpenAI
Larger contextSame category
$0.000263 in · $1.25512 out / 1M Tokens 53 1.0M ctx 82%
GPT 4.1 Nano80% CHEAPER
OpenAI
Larger contextSame category
$0.000263 in · $1.25512 out / 1M Tokens 41 1.0M ctx 82%
o4 Mini80% CHEAPER
OpenAI
Larger contextSame category
$0.000263 in · $1.25512 out / 1M Tokens 70 200K ctx 82%
Llama 3.1 8B Instant 128k96% CHEAPER
Groq
Same category
$0.05 in · $0.08 out / 1M Tokens 128K ctx 98%
Ministral 3 3B94% CHEAPER
Mistral AI
Same category
$0.1 in · $0.1 out / 1M Tokens 128K ctx 98%
OpenAI GPT OSS 20B92% CHEAPER
Fireworks AI
Same category
$0.07 in · $0.3 out / 1M Tokens 128K ctx 98%
GPT OSS 20B 128k92% CHEAPER
Groq
Same category
$0.075 in · $0.3 out / 1M Tokens 128K ctx 98%
Ministral 3 8B90% CHEAPER
Mistral AI
Same category
$0.15 in · $0.15 out / 1M Tokens 37 128K ctx 98%
Mistral Small90% CHEAPER
Mistral AI
Same category
$0.1 in · $0.3 out / 1M Tokens 44 128K ctx 95%
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.