OpenZeppelin Stylus Contracts vs Priors
Priors is no longer listed on any marketplace we read: these are its last known data, as of 2026‑10‑20.
OpenZeppelin Stylus Contracts is an MCP server published by docker. Marketplaces we read that list it: 1 (Docker MCP Catalog). Priors is a plugin bundle for AI coding tools published by priors-agents. No marketplace we read lists it any more. As of our marketplace pass on 2026-10-23. A plugin in this pair is no longer listed on any marketplace we read, so search engines are asked not to index the page.
Where each is published
| Marketplace |  OpenZeppelin Stylus Contracts | |
|---|---|---|
| Docker MCP Catalog | Listed Version: not stated No figure published Not marked · First seen |
Not listed |
| Community marketplace priors-agents/priors | Not listed | Removed on 2026-10-20 Version: 0.9.3 Forks (GitHub): 6 Stars (GitHub): 5 Not marked · First seen |
Each figure is the marketplace's own and is never added up across marketplaces. A marketplace that publishes no figure shows none: no number is not zero.
The facts side by side
| Fact | OpenZeppelin Stylus Contracts | Priorsno longer listed · |
|---|---|---|
| Marketplaces that list it (differs) | 1 | 0 |
| Stars (GitHub) (differs) | No figure on GitHub | 5 |
| Forks (GitHub) (differs) | No figure on GitHub | 6 |
| Last release | Not published | Not published |
| Where it runs (differs) | Remote server (mcp.openzeppelin.com/contracts/stylus/mcp) | Remote server (mcp.priors.trade/mcp) |
| Transport | Streamable HTTP | Streamable HTTP |
| Tools it declares (differs) | 3 | Not published |
| Environment variables it asks for | Not published | Not published |
| Parts of the bundle (differs) | Not a bundle | 1 |
| Licence (differs) | Apache-2.0 | MIT |
| Repository (differs) | Not stated | github.com/priors-agents/priors |
| Changes in the last 7 days (differs) | 0 | 2 |
| First seen (differs) | 2026-10-11 | 2026-10-14 |
| Endpoint at the last check (differs) | Responded 4 days ago | no remote endpoint we check |
Lines where the two differ have a tinted background and bold values. No value is marked better or worse: a plugin no marketplace lists any more is shown with its last known data, which we do not rank against current figures.
What to use instead of Priors
Plugins still listed whose own names, descriptions, tools and skills are closest in meaning to it. Comparable, not endorsed.
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Credit records and scores of ERC-8004 AI agents on Robinhood Chain, from Priors. No key needed.
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makememoneynomistakes.ai: ERC-8004 agent reputation and fraud checks
Check before you hire or pay an ERC-8004 agent on Base: track record, reputation and fraud flags.
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140+ pay-per-call agent tools: verifiable strategy track records, token verdicts, web, crypto data.
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Credit scores for AI agents. Underwrite an unknown counterparty before extending credit.
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Ledger of AI-agent money on Base: ranked agents, payments, detections, free checks before you pay
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Look up AI agents on Arc: ERC-8004 identity, feedback, validations and USDC-backed trust scores.
What each says it does
OpenZeppelin Stylus Contracts
Access to OpenZeppelin Stylus Contracts.
Priors
Give an ERC-8004 agent a credit history on Priors (Robinhood Chain), and check any agent's record and score: the Priors skill, plus the hosted read-only Priors MCP server (no key, no transaction)
How to run each
OpenZeppelin Stylus Contracts As a remote MCP server
claude mcp add --transport http openzeppelin-stylus https://mcp.openzeppelin.com/contracts/stylus/mcpPriors
No data for an automatic command: what its marketplaces declare does not say unambiguously how to connect it.
Commands built only from what the marketplaces declare; the full set for every client is on each card.
Only OpenZeppelin Stylus Contracts has a remote endpoint we check. How we check endpoints
Tools each declares
The marketplaces of Priors publish no list of tools, so we do not compare tools.
Settings each asks for
Neither one's marketplaces publish the settings it asks for.
What it can do: OpenZeppelin Stylus Contracts · What it can do: Priors · Compare two other plugins
Data comes from the Docker MCP Catalog (desktop.docker.com/mcp/catalog) and Docker Hub. Data comes from public marketplace files in GitHub repositories of their authors. Figures come from our own regular passes over the marketplaces, last read on . We publish no contact details for plugin publishers.