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
$67.6BAI 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 →
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
- 5View alternative →
Replika
$11.2MAI companion who cares
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, AI Mental Health.
💵 Free
- 6View alternative →
Sakana AI
UndisclosedAn AI R&D company based in Tokyo, Japan, focused on developing AI solutions tailored for Japan's needs and democratizing AI.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, Foundation Models.
💵 Enterprise · Contact sales
- 7View 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
- 8View 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
- 9View alternative →
StepFun
UndisclosedStepFun offers a suite of AI tools including knowledge base Q&A, image creation, and advanced multimodal reasoning models.
Why it's similar: Shares categories with Slingshot AI — AI Chatbots, Foundation Models.
💵 Free
- 10View 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
- 11View 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
- 12View 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
- 13View alternative →
Mistral AI
$6.3BOpen and efficient foundation models
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Free
- 14View alternative →
Rebellions
$789MRebellions provides high-performance AI inference infrastructure, enabling efficient and scalable AI deployment for real-world applications.
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Enterprise · Contact sales
- 15View alternative →
xAI
$56BAI designed to understand the universe
Why it's similar: Shares categories with Slingshot AI — AI Chatbots.
💵 Paid
- 16View alternative →
Physical Intelligence
$600MFoundation models for physical world AI
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Enterprise · Contact sales
- 17View alternative →
MiniMax
$2.2BChinese AI lab behind Hailuo video and Talkie companions.
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Freemium
- 18View alternative →
Zhipu AI
$2.0BChinese foundation model lab behind ChatGLM and GLM-4.
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Free
- 19View alternative →
Sierra
$2.2BConversational AI agents for every business
Why it's similar: Shares categories with Slingshot AI — AI Chatbots.
💵 Enterprise · Contact sales
- 20View alternative →
Thinking Machines Lab
$2BFrontier AI research lab building customizable, multimodal models
Why it's similar: Shares categories with Slingshot AI — Foundation Models.
💵 Usage
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, Character.AI, Replika. 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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