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Best Alternatives to GPT-5.6 Sol Pro (2026)

Looking for an alternative to GPT-5.6 Sol Pro by OpenAI? Here are the top 10 alternatives ranked by our composite scoring system across benchmarks, community sentiment, pricing, and adoption data.

Last updated: just now

You are looking at alternatives to:

GPT-5.6 Sol Pro

OpenAI

LLM category
89

Score

1
Jev Router
Higher score

by typesafe

250077
+249988 vs GPT-5.6 Sol Pro
no web search
2
Switchyard
Higher score

by NVIDIA

250063
+249974 vs GPT-5.6 Sol Pro
no visionno reasoningno tool useno web search
3

by meta

90
+1 vs GPT-5.6 Sol Pro
98% cheaper
4

by meta

89
+0 vs GPT-5.6 Sol Pro
98% cheaper
5

by Anthropic

89
-0 vs GPT-5.6 Sol Pro
97% cheaper
6
Claude Haiku 5.5
Similar score

by Anthropic

89
-0 vs GPT-5.6 Sol Pro
95% cheaper
7

by OpenAI

89
-1 vs GPT-5.6 Sol Pro
97% cheaper
8
GPT-6 Luna (batch)
Similar score

by OpenAI

89
-1 vs GPT-5.6 Sol Pro
97% cheaper
9
GPT-6 Luna Pro
Similar score

by OpenAI

89
-1 vs GPT-5.6 Sol Pro
95% cheaper
10
GPT-6 Luna
Similar score

by OpenAI

89
-1 vs GPT-5.6 Sol Pro
95% cheaper
Frequently Asked Questions

By our composite score, the top-ranked alternative is Jev Router by typesafe at 250077 (+249988 vs GPT-5.6 Sol Pro's 89). Of the 10 alternatives here, 4 score higher than GPT-5.6 Sol Pro.

Among the priced alternatives, Muse Spark 1.3 Contributor has the lowest output cost at $0.20 per million tokens (98% cheaper than GPT-5.6 Sol Pro).

Why Consider Alternatives to GPT-5.6 Sol Pro?

Among the 10 closest llm alternatives to GPT-5.6 Sol Pro (composite score 89), 4 score higher, led by Jev Router at 250077. 8 cost less per token, and the lowest-priced is Muse Spark 1.3 Contributor at $0.20 per million output tokens. Each card below breaks down how the alternative differs from GPT-5.6 Sol Pro on price, context window, and capabilities.

Our rankings evaluate each model across multiple signals updated hourly, so you can be confident these recommendations reflect the latest performance data. Browse the full LLM rankings or use our pricing comparison tool to find the best fit for your budget.

10 Best GPT-5.6 Sol Pro Alternatives & Competitors (2026) | LM Market Cap