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Mad Street Den

20+ Best Alternatives to Mad Street Den in 2026

The only AI stack you will ever need, delivering obsessively on enterprise business outcomes.

Looking for an alternative to Mad Street Den? Below are 20 AI startups working in the same space — ranked by our Neuron score so the most credible options come first. Each card shows what makes the tool a viable substitute, pricing signals, and funding stage.

  1. 1

    Dust

    $21M

    Deploy, orchestrate, and govern fleets of specialized AI agents safely connected to your company's knowledge and tools.

    Why it's similar: Shares categories with Mad Street Den — AI Productivity, AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  2. 2

    n8n

    $254M

    Open-source, fair-code workflow automation platform with native AI agent building blocks.

    Why it's similar: Shares categories with Mad Street Den — AI Productivity, AI Infrastructure.

    💵 Pricing not listed

    View alternative →
  3. 3

    Hyper

    $500K

    Self-driving company brain that silently learns from every tool your team uses.

    Why it's similar: Shares categories with Mad Street Den — AI Productivity, AI Infrastructure.

    💵 Free

    View alternative →
  4. 4

    Databricks

    $5.6B

    The data + AI company

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  5. 5

    Perplexity

    $2.0B

    AI-powered answer engine delivering real-time, cited responses to complex queries.

    Why it's similar: Shares categories with Mad Street Den — AI Productivity.

    💵 Free

    View alternative →
  6. 6

    Figure AI

    $1.7B

    General-purpose humanoid robots

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  7. 7

    Upscale AI

    $300M

    Pure-play AI networking infrastructure

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  8. 8

    Dash0

    $155M

    AI-native observability platform built on OpenTelemetry

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Free

    View alternative →
  9. 9

    Noma Security

    $132M

    End-to-end security for agentic AI

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Pricing not listed

    View alternative →
  10. 10

    VAST Data

    $2.4B

    Unifying software layer for AI infrastructure

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  11. 11

    Harvey

    $1.7B

    The AI platform for elite law firms.

    Why it's similar: Shares categories with Mad Street Den — AI Productivity.

    💵 Paid

    View alternative →
  12. 12

    Ineffable Intelligence

    $1.1B

    An AI research company building a superlearner to achieve superintelligence through reinforcement learning

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  13. 13

    Quantinuum

    $2.6B

    World's largest integrated quantum computing company

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  14. 14

    Scale AI

    $14.3B

    Data labeling and AI infrastructure platform powering frontier models for enterprises and governments.

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  15. 15

    Cohere

    $2.4B

    Enterprise AI for language understanding

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Freemium

    View alternative →
  16. 16

    VoltaGrid

    $775M

    VoltaGrid provides hybrid power solutions that reduce emissions, optimize energy loads, and lower costs for industrial applications and data centers.

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  17. 17

    CoreWeave

    $21B

    The Essential Cloud for AI, purpose-built to power pioneers' most complex workloads with next-generation infrastructure and intelligent tools.

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Enterprise · Contact sales

    View alternative →
  18. 18

    Cerebras Systems

    $8.0B

    Wafer-scale AI chips for unprecedented speed

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Freemium · From $50/mo

    View alternative →
  19. 19

    Groq

    $2.3B

    Fastest AI inference on the planet

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Free

    View alternative →
  20. 20

    Crusoe

    $1.4B

    Sustainable AI cloud infrastructure

    Why it's similar: Shares categories with Mad Street Den — AI Infrastructure.

    💵 Paid

    View alternative →

Frequently asked questions

What are the best alternatives to Mad Street Den?

The top-ranked alternatives to Mad Street Den on NeuronFeed are Dust, n8n, Hyper, Databricks, Perplexity. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.

Is there a free alternative to Mad Street Den?

Yes — Dust, Hyper, Perplexity offer a free plans. See the pricing column for each alternative above.

How is this list ranked?

We rank alternatives by shared categories with Mad Street Den, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.

Mad Street Den vs Dust — which is better?

It depends on use case. Dust (Deploy, orchestrate, and govern fleets of specialized AI agents safely connected to your company's knowledge and tools.) is the #1-ranked alternative. See the full side-by-side at /compare/mad-street-den-vs-dust.

Contextual paths to related AI startups, deals and rankings.