The Agents Index · Reports
Reports & Data
Understand the agent ecosystem with original research, product statistics and source-linked analysis.
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Reviews code: a census of 110 listings
23 of 110 listings answer yes for “Reviews code”. Counted from our own datasheet, with the query that reproduces every figure.
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Data report
In your pipeline: a census of 110 listings
29 of 110 listings answer yes for “In your pipeline”. Counted from our own datasheet, with the query that reproduces every figure.
Data report
Open source: a census of 110 listings
29 of 110 listings answer yes for “Open source”. Counted from our own datasheet, with the query that reproduces every figure.
Data report
Self-hosted: a census of 110 listings
30 of 110 listings answer yes for “Self-hosted”. Counted from our own datasheet, with the query that reproduces every figure.
Data report
In your editor: a census of 110 listings
29 of 110 listings answer yes for “In your editor”. Counted from our own datasheet, with the query that reproduces every figure.
Data report
Which AI Agents Are Free to Start? 52 of 94
We rechecked pricing tiers for all 94 AI agents in our index on 27 August 2026. 52 have an ongoing free tier, holding steady as one tool replaced another.
Data report
Research or Data Agent? 6 of 11 Return Structured Data
Our Research & data agents category holds 11 tools. Re-verified 26 August 2026: 6 return structured, machine-readable output as a named feature; 5 return prose.
Data report
Which AI Agents Have a Public API? 72 of the 81 We Could Confirm
We checked all 94 AI agents in our index for a public API on 22 August 2026. 72 of the 81 we could determine offer one, and 34 of the 35 you can self-host.
Data report
AI Agent Entry Prices: 41 of 93 Publish One, and the Median Is $20
We read the pricing table of all 93 tools in our index on 26 August 2026. 41 publish an exact flat monthly price in dollars, and the median is $20 a month.
Data report
CLI, Web App or Library? An Interface Census of 93 AI Agents
We recorded the primary interface of 93 of the 94 AI agents in our index on 20 August 2026. All 14 library-first tools self-host; 4 of 37 web apps do.
Data report
AI Agent Pricing Models: 20 of 93 Tools Bill by Usage
We classified the pricing meter on all 93 AI agents in our index on 26 August 2026. 20 bill by usage, and 16 of those 20 are voice or support agents.
Data report
How Many AI Agent Tools Publish a Full Price List? 30 of 92
We read all the pricing tiers recorded for the 93 tools in our index on 25 August 2026. 30 publish a figure for every tier, and 8 publish no price anywhere.
Data report
Which Coding Agents Run Commands Without Asking? 21 Tools, Checked
Cursor auto-applies edits but asks before commands. Codex CLI and OpenCode run both by default. We checked all 21 coding agents in our index against their own docs.
Data report
Which AI Agent Frameworks Support A2A? 12, Verified
A2A lets agents on different frameworks talk to each other. We checked all 12 frameworks in our index: 4 ship it natively, 3 as an add-on, 4 don't support it yet.
Data report
Does Your Coding Agent Train on Your Code? 21 Tools, Checked
SOC 2 confirms an audit was passed, not whether your code trains a model. We checked the default training policy, tier by tier, for 21 coding agents in our index.
Data report
Terminal-Bench 2.1: How Our Indexed Coding Agents Actually Score
Stanford/Laude Institute's independent Terminal-Bench results, matched against the coding agents in our index: accuracy, model pairing and cost, not vendor claims.
Data report
GitHub Star Velocity: 30 Open-Source AI Agents Measured 7 Days Apart
Stars for 32 trackable open-source AI agents in our index, counted 2026-08-18 and 2026-08-25. OpenAI Codex CLI gained 11,317 stars in 7 days.
Data report
Which AI Agents Can You Self-Host? A Census of 94 Tools
Of the 94 AI agents in our index, 41 can run on infrastructure you control and 53 are cloud-only. Support and sales agents offer zero self-hosting.
Market analysis
Are AI Coding Agents & Frameworks Actually Open Source?
We read the license behind every AI agent in our index. All 94 product listings now have a determined answer, and 33 are open source in some form.
Statistics
Which AI Agents Won't Tell You What LLM Powers Them?
We checked all 93 AI agents in our index for the LLM underneath. Of the 92 we could classify, 23 name no model at all, and it tracks how the tool is sold.
Market analysis
What Is MCP, and Which AI Agents Actually Support It?
Of the 94 AI agents in our index on 27 August 2026, 63 document MCP support. Sales and marketing agents remain the laggard, now two of eight.
Market analysis
9 AI agent tools that changed how they charge in 2026
Nine 2026 pricing-change case studies, with verified old and new terms and what they mean for buyers of “free,” “bundled,” or “unlimited” plans.
Market analysis
Who owns the AI agent you're building on? A 2025–2026 field guide
Six tools in our index changed hands or raised historic rounds in nine months. What happened, what it already broke, and how to judge the risk before you adopt.
Statistics
AI Agent Statistics 2026: Adoption, Production, and Trust
Sourced 2026 statistics on AI agent adoption, production and developer trust, from Gartner, McKinsey, LangChain and Stack Overflow, plus our own 94-tool index.
Market analysis
AI voice agent funding vs. real growth: the 2026 gap
Vapi, Retell AI, Bland AI, ElevenLabs and Cartesia raised very different amounts. The one that raised the least reports the fastest, most profitable growth.
Data report
The State of AI Agents 2026: A Census of 93 Researched Tools
License, API, deployment and price for all 93 AI agents in our index, measured 26 August 2026. 33 are open source, and every self-host-only tool is one of them.
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