20+ Best Alternatives to Slingshot AI in 2026
Foundation model and AI app for mental health
Looking for an alternative to Slingshot AI? 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.
- 1View alternative →
Anthropic
$132.6BAI safety lab building Claude — a helpful, harmless, honest AI assistant.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, Foundation Models.
💵 Free · From $20/mo
- 2View alternative →
OpenAI
$193.3BCreator of ChatGPT, GPT-4, and the leading frontier AI lab.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, Foundation Models.
💵 Free · From $20/mo
- 3View alternative →
Moonshot AI
$3BMaker of Kimi — the long-context AI chatbot.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, Foundation Models.
💵 Free
- 4View alternative →
Youper
$5.2MClinically studied AI emotional health assistant built by a psychiatrist
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, AI Mental Health.
💵 Free trial
- 5View alternative →
Sonia
$3.4MA voice-based AI therapist in your pocket, built by MIT and ETH AI researchers
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, AI Mental Health.
💵 Free trial
- 6View alternative →
Wysa
UndisclosedWysa offers anonymous, evidence-based AI mental health support for individuals, teams, and health systems.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, AI Mental Health.
💵 Enterprise · Contact sales
- 7View alternative →
Woebot Health
UndisclosedMaking mental health support radically accessible through chat-based AI wellness tools.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, AI Mental Health.
💵 Enterprise · Contact sales
- 8View alternative →
Character.AI
$150MChat with millions of user-created AI characters.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, Foundation Models.
💵 Free · From $10/mo
- 9View alternative →
Replika
$11.2MAI companion who cares
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, AI Mental Health.
💵 Free
- 10View alternative →
CLOVA
UndisclosedNAVER's proprietary large language model, HyperCLOVA X, offers powerful capabilities to solve complex business challenges.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, Foundation Models.
💵 Enterprise · Contact sales
- 11View alternative →
Thinking Machines Lab
$2BFrontier AI research lab building customizable, multimodal models
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Usage
- 12View alternative →
AMI Labs
$1.0BYann LeCun's lab building foundational world models for real-world AI
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Free trial
- 13View alternative →
Reflection AI
$2.1BAmerica's open frontier AI lab building autonomous coding agents
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Enterprise · Contact sales
- 14View alternative →
Perplexity
$2.0BAI-powered answer engine delivering real-time, cited responses to complex queries.
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Free
- 15View alternative →
Harmonic
$295MMathematical superintelligence with hallucination-free, verified reasoning
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Free
- 16View alternative →
ElevenLabs
$922MThe most realistic AI voices for creators, developers, and enterprise.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots.
💵 Free · From $5/mo
- 17View alternative →
Nebius
$700MFull-stack AI cloud with large-scale GPU clusters for training and inference
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Free trial
- 18View alternative →
FieldAI
$405MPhysics-first foundation models that are universal brains for robots
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Free
- 19View alternative →
Generalist AI
$900MGeneral-purpose embodied foundation models for physical-world robots
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Free
- 20View alternative →
Numerade
$30MAI-powered STEM tutor with the largest video lesson library
Why it's similar: Shares categories with Slingshot AI — AI Chatbots.
💵 Freemium · From $14/mo
Frequently asked questions
What are the best alternatives to Slingshot AI?
The top-ranked alternatives to Slingshot AI on NeuronFeed are Anthropic, OpenAI, Moonshot AI, Youper, Sonia. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.
Is there a free alternative to Slingshot AI?
Yes — Anthropic, OpenAI, Moonshot AI offer a free plans. See the pricing column for each alternative above.
How is this list ranked?
We rank alternatives by shared categories with Slingshot AI, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.
Slingshot AI vs Anthropic — which is better?
It depends on use case. Anthropic (AI safety lab building Claude — a helpful, harmless, honest AI assistant.) is the #1-ranked alternative. See the full side-by-side at /compare/slingshot-ai-vs-anthropic.
Explore more around Slingshot AI
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