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Comparison

Excalibur vs Stele

A factual side by side of two tools in AI Agents & Automation. Figures come from each product’s own site.

Excalibur

Listed

Most agents write code. Excalibur knows the whole product cycle, discover, build, verify, ship. On any model, in any terminal. Local-first, safe by default, governance for...

Stele

Listed

Shared memory for AI coding agents. Claude Code, Cursor and Codex read what your project already decided, so context survives between tools and sessions.

Excalibur compared with Stele
 ExcaliburStele
CategoryAI Agents & AutomationAI Agents & Automation
Pricing modelOpen SourceFreemium
Starting priceNot disclosedNot disclosed
Free tierNoYes
PlatformsNot disclosedNot disclosed
Techavy scoreNot rated yetNot rated yet

About Excalibur

Most agents write code. Excalibur knows the whole product cycle, discover, build, verify, ship. On any model, in any terminal. Local-first, safe by default, governance for teams. 01 What you can do Excalibur enables you to build like never before. Every run is an immutable, append-only event log, so you scrub it like a video and branch a new run from any step. The stream IS the run: it renders the live view, the replay, the dashboard and the audit trail, byte-identical.

About Stele

Shared memory for AI coding agents. Claude Code, Cursor and Codex read what your project already decided, so context survives between tools and sessions. Only one of these agents knows this was tried last spring and rolled back. KNOW-142 : a captcha on checkout shipped last spring and was reverted after two weeks. The bot traffic is real, though it spikes on release days and is quiet the rest of the time. A gate armed only during a release window would avoid repeating that.

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