Atlas / Distribution, hosting and standards
Distribution, hosting and standards
AI Market Atlas · by Pro PluribusWhere models are found, hosted and connected, and the open protocols agents use to talk to tools and each other.
15 companies and products
Updated 10 Nov 2026. Select one for its offerings, news and links.
Distribution, hosting and standards
Hugging FaceUpdatedThe hub for open models. NVIDIA agreed to buy it for $12.9B in September; the DOJ is reviewing the deal, with close expected in H1 2027.
OpenRouterUpdatedOne API for 400+ models. Its usage rankings work as the popularity chart.
Together · FireworksUpdatedThe leading independent hosts for open models.
Cloud model platformsUpdatedWhere enterprises buy models and agent infrastructure under their existing cloud contracts.
Ollama · LM StudioRun open models on your own machine.
MCPThe universal standard for connecting agents to tools and data.
Agent SkillsA portable format for packaged know-how, adopted by 30+ tools.
A2A · AGENTS.md · ACPStandards for how agents talk to each other, read project instructions and plug into editors.
BasetenUpdated“AWS for inference”: $1.5B Series F at $13B (closed); $600M run-rate.
Prime IntellectReinforcement-learning platform that lets companies train their own agents; $1B valuation.
ZenitySecurity and governance for enterprise AI agents; raised $125M in August.
ModalNewServerless AI cloud for inference, agent sandboxes and training: past $1B run-rate, $750M at $15.75B (14 Oct).
ArenaNewThe crowdsourced model leaderboard, now a commercial evaluation company: $200M at $3.1B (8 Oct).
TemporalNewDurable execution, the plumbing that keeps long-running AI agents reliable; $550M at $12.55B (14 Sep), $250M+ annualized revenue.
InferactNewThe company behind vLLM, the most-used open inference engine; $150M seed at $800M, now partnering with Google TPU and AMD.This map is a by-product of the work. Keeping track of what each of these actually does, and which ones are worth your time, is part of how I advise founder-led companies on AI. If you want that applied to your business, the first conversation is free.
Book a 30-minute conversation →Compiled from public sources by Pro Pluribus; updated 10 Nov 2026. General information, not advice. Company names and logos belong to their owners and are used to identify them, without affiliation or endorsement. Terms