Introducing APEX-Agents 1.1
Introducing APEX-Agents 1.1 is APEX-Agents 1.1 removes the benefits of scattergunning. Claude Fable 5.1 leads at 68.6% Pass@1, but rankings across the leaderboard have shifted.. It is ranked #88 on the AI Radar, in AI agents, first seen 7 h ago and shared in 3 posts (19.8k views).
Introducing APEX-Agents 1.1 Research Enterprise Experts Company Sep 8, 2026 Research Introducing APEX-Agents 1.1 Austin Bennett, Bertie Vidgen, Arnav Garg, and Akul Datta Austin Bennett, Bertie Vidgen, Arnav Garg, and Akul Datta Share APEX-Agents tests a model’s ability to conduct real-world work across Investment Banking, Management Consulting, and Corporate Law. Models need to reason over task requirements scattered across files and communications, mirroring the environments faced by working professionals. As AI models have advanced, so have their methods for solving APEX-Agents tasks. We’ve updated our benchmark with task specifications,…
What people said about Introducing APEX-Agents 1.1 on X
Opus 5.5 is crushing our internal evals
— @BrendanFoody, 6 h ago · 116 likes · see the post
Claude Opus 5.5 is the new #1 on APEX-Agents and APEX-Accounting. APEX-Agents: 73.5% Pass@1 (#1) 81.3% mean score (#1) APEX-Accounting: 15.4% Pass@1 (#1) 62.0% mean score (#1) On APEX-Agents, the new model gains +4.9 pp over Fable 5.1 (68.6%), the previous leader, and +7.6 pp over Opus 5 (65.8%). Anthropic says the…
— @mercor, 6 h ago · 49 likes · see the post
Grok 4.7 just landed on @mercor's APEX leaderboards: > #5 on APEX-SWE at 53.6% > #13 on APEX-Agents at 54.6% The notable part is the bracket, which sits in the same cost and latency tier as Gemini 3.7 Flash and GPT-5.6 Luna while leading on SWE. APEX updates with every major model release, so you can see how the…
— @AlphaSignalAI, 7 h ago · 8 likes · see the post
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Introducing APEX-Agents 1.1 in numbers
- Rank on the AI Radar: #88 of 1795
- Shared in 3 posts by 3 accounts: @BrendanFoody, @mercor, @AlphaSignalAI
- 19.8k views on those posts
- First seen 7 h ago, last shared 6 h ago
- Pricing seen by Jev: not stated
- Market: AI agents
FAQ
What is Introducing APEX-Agents 1.1?
APEX-Agents 1.1 removes the benefits of scattergunning. Claude Fable 5.1 leads at 68.6% Pass@1, but rankings across the leaderboard have shifted. It was first shared on X 7 h ago and is ranked #88 on the AI Radar.
Is Introducing APEX-Agents 1.1 free?
Pricing is not stated on the page we read.
Who shared Introducing APEX-Agents 1.1?
3 accounts on X, including @BrendanFoody, @mercor, @AlphaSignalAI, in 3 posts totalling 19.8k views.
Every post is read and classified by Jev (TypeSafe): what it is, which market it belongs to, and whether the link is a real tool. 43.5k posts from 5k X accounts over the last 14 days, 1.8k tools, 19 markets. Collected every 5 minutes, fully re-ranked every hour — last update 2026-09-22 23:36 UTC. Full method.