20+ Best Alternatives to Reflection AI in 2026
America's open frontier AI lab building autonomous coding agents
Looking for an alternative to Reflection 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 →
Zyphra
$110MOpen-science AI lab building efficient multimodal models and the Maia superagent
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Open source
- 2View alternative →
Essential AI
$64.8MTransformer co-inventor Ashish Vaswani's open AI lab behind Essential-Web and Rnj-1
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 3View alternative →
Prime Intellect
$70MThe open superintelligence stack for distributed, decentralized AI training
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 4View alternative →
Deep Cogito
$13MSan Francisco lab building open hybrid-reasoning models on the path to superintelligence
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 5View alternative →
Mistral AI
$6.3BOpen and efficient foundation models
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 6View alternative →
Physical Intelligence
$600MFoundation models for physical world AI
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Enterprise · Contact sales
- 7View alternative →
Moondream
$4.5MTiny open vision-language models that run anywhere, from M87 Labs
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 8View alternative →
Trillion Labs
$4.2MSeoul lab building open Korean foundation models and AI-for-AI-factories infrastructure
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 9View alternative →
Liquid AI
$250MEfficient general-purpose foundation models built for edge, on-device, and cloud deployment at every scale.
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Enterprise · Contact sales
- 10View alternative →
EleutherAI
UndisclosedNon-profit open-source AI research lab behind GPT-J, GPT-NeoX, Pythia and The Pile
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 11View alternative →
Ai2 (Allen Institute for AI)
UndisclosedPaul Allen's non-profit lab building truly open models like OLMo, Molmo and Tulu
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 12View alternative →
ModelBest
UndisclosedTsinghua-born unicorn behind the MiniCPM efficient edge AI models
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Enterprise · Contact sales
- 13View alternative →
Nous Research
$65MOpen-source AI lab building decentralized models, agents, and training
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 14View alternative →
Qwen
UndisclosedAlibaba Cloud's Tongyi Qianwen family of open and proprietary LLMs
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Open source
- 15View alternative →
Baichuan AI
$1.0BEmpowering the world with knowledge and professional services through breakthrough language AI.
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 16View alternative →
Falcon LLM (Technology Innovation Institute)
UndisclosedMaking advanced AI accessible and available to everyone, everywhere through a family of powerful, efficient, and ethical large language models.
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Open source
- 17View alternative →
Inclusion AI
UndisclosedAnt Group's open AI lab behind the Ling, Ring, and Ming model families
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Open source
- 18View alternative →
Sentient
$85MOpen, community-built AGI to take on closed labs
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Free
- 19View alternative →
Kyutai
$330MAn open-science AI lab dedicated to building and democratizing Artificial General Intelligence through open research.
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Open source
- 20View alternative →
Sea AI Lab - SAIL
UndisclosedIncubating the future by understanding and creating intelligence from first principles to solve challenging problems.
Why it's similar: Shares categories with Reflection AI — Foundation Models, Open Source AI.
💵 Enterprise · Contact sales
Frequently asked questions
What are the best alternatives to Reflection AI?
The top-ranked alternatives to Reflection AI on NeuronFeed are Zyphra, Essential AI, Prime Intellect, Deep Cogito, Mistral AI. Rankings are based on our Neuron score, which weighs funding, momentum and editorial signal.
Is there a free alternative to Reflection AI?
Yes — Zyphra, Essential AI, Prime Intellect offer a free plans. See the pricing column for each alternative above.
How is this list ranked?
We rank alternatives by shared categories with Reflection AI, then by our proprietary Neuron score (0–100) which combines funding, team quality, momentum, and editorial input. The list refreshes every 30 days.
Reflection AI vs Zyphra — which is better?
It depends on use case. Zyphra (Open-science AI lab building efficient multimodal models and the Maia superagent) is the #1-ranked alternative. See the full side-by-side at /compare/reflection-ai-vs-zyphra.
Explore more around Reflection AI
Contextual paths to related AI startups, deals and rankings.