Perplexity Decider alternatives in 2026: 24 tools like Perplexity Decider

Closest: Decision Models

Clef

Cloudflare's open-weight decision models, hosted on Workers AI

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d1

Decision models that return calibrated answer probabilities in one pass

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Jev

TypeSafe's decision model: typed questions in, calibrated probabilities out

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More in Foundation Models

ChatGPT

OpenAI's flagship family, unifying the former o-series reasoners

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3 use thisCompare with Perplexity Decider
Claude

Anthropic's model family in Haiku, Sonnet, Opus, and Fable tiers

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2 use thisCompare with Perplexity Decider
Gemini

Google DeepMind's multimodal family with built-in thinking modes

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1 use thisCompare with Perplexity Decider
Grok

xAI's frontier model family with real-time X data access

Curated

1 use thisCompare with Perplexity Decider
Mistral

Mistral AI's model family, from Small and Medium up to Large

Curated

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Amazon Nova

Amazon's multimodal model family served through Bedrock

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Ampersand

Collaborator model for helping groups reach shared goals, via API

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Beam

Reflection AI's 501B open-weight model for coding and agent work

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Command

Cohere's RAG and tool-use optimized enterprise model family

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DeepSeek-V

DeepSeek's MIT-licensed MoE family with hybrid reasoning (V4, R1)

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Falcon

TII's open-weights language model family

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Gemma

Google's lightweight open-weights model family

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GLM

Z.ai's open-weights MoE family for agentic coding and reasoning

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gpt-oss

OpenAI's Apache 2.0 open-weights reasoning models (20B and 120B)

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Granite

IBM's Apache 2.0 enterprise model family for language and code

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Inkling

Open-weight multimodal MoE model from Thinking Machines Lab

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Jamba

AI21's hybrid Mamba-Transformer open models for long context

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Kimi

Moonshot AI's trillion-scale open-weights MoE family for agents

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LFM

Liquid AI's open-weights models built to run on phones, laptops and cars

Curated

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Llama

Meta's open-weights model family, succeeded by Muse

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MiMo

Xiaomi's open-weights reasoning and agentic model family

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Questions

What are the closest alternatives to Perplexity Decider?

Clef, d1 and Jev sit on the same sub-line as Perplexity Decider (Decision Models) on AI Landscape.

How are these alternatives chosen?

They are the other products on the Foundation Models stop of the map: curated products first, the ones on Perplexity Decider's sub-line before the rest, then by name until members have marked enough of them.